Product Specification Guide
Model RV and RVE – Packaged Rooftop Ventilators with Optional energy Recovery Wheel/Heating/Cooling
CSI MasterFormat Category 23 74 XX

************************************************************************************************************************Note to User: This document is subject to copyright protection and is proprietary to Greenheck Fan Corporation. However, Greenheck Fan Corporation authorizes the user a limited non-exclusive license to use this document or portions of it for the purpose of preparing written product specifications for the above CSI MasterFormat category. All information in this document as provided by Greenheck Fan Corporation is informational in nature and is provided without representation or warranty of any kind as to the user or any other party, including, without limitation, ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR PARTICULAR PURPOSE, OR NON-INFRINGEMENT. To the greatest extent permitted by applicable law, Greenheck Fan Corporation assumes no liability, and User assumes all liability and risk, for the use or results from the use of this document or the information contained herein, whether as modified by the user or not. Users should consult www.greenheck.com to verify that this document represents the most current version.

Specifier Notes: This product specification guide is written in accordance to the Construction Specifications Institute (CSI) Format - 2004 Edition.

This section must be carefully reviewed and edited by the Engineer to meet the requirements of the project and local building code. Coordinate with other specification sections and the drawings.

Delete all unnecessary “Specifier Notes” when editing this section.

************************************************************************************************************************

1.	GENERAL
1.1	SUMMARY
A.	This section includes units with integral Choose One [heating] [cooling] [heating and cooling] for outdoor installation. [Integral Energy Recovery device shall be a rotary air-to-air total enthalpy wheel]. [Integral heat source shall be [Indirect Gas-Fired furnace] [hot water] [electric heat]]. [Integral cooling source shall be [chilled water] [split system DX] [packaged DX]]. Airflow arrangement shall be [Outdoor Air only] [Outdoor Air with Recirculation]. Each unit shall be constructed in a horizontal configuration and shall incorporate additional product requirements as listed in Section 2 of this specification. 
B.	Related sections include the following:
1.	Section 22 0000: Scope of Work
2.	Section 22 0100: General Provisions
3.	Section 22 0700: Insulation
4.	Section 22 1000: Plumbing
5.	Section 23 0900: Controls and Instrumentation
6.	Section 23 0000: Electrical
Include any other applicable specification divisions.

1.2	SUBMITTALS (This section should include all data needed by A/E to verify suitability of product for each application. As a minimum, it should include CAPS data and IOM).
A.	Product Data: For each type or model include the following:
1.	Complete fan performance curves for Supply Air [or [Exhaust Air]], with system operating conditions indicated as tested on an AMCA Certified Chamber.
2.	Sound performance data for Supply Air [and Exhaust Air] as tested on an AMCA Certified chamber.
3.	Motor ratings, electrical characteristics, motor and fan accessories.
4.	[Performance ratings for all chilled water or DX coils].
5.	Dimensioned drawings for each type of installation, showing isometric and plan views, to include location of attached ductwork and service clearance requirements.
6.	Estimated gross weight of each installed unit.
7.	Installation, Operating and Maintenance manual (IOM) for each model.
8.	Microprocessor Controller (DDC) specifications to include available options and operating protocols. Include complete data on all factory-supplied input devices. If unit is to be controlled by a BMS, verify compatibility of operating protocol. See also: “Operating Protocol” in this document.
9.	[AHRI Certified coil performance ratings with system operating conditions indicated. Ratings shall be in accordance with Standard 410].
10.	[Color chart including a palette of available standard paint finishes]. 
11.	[Energy wheel performance data for both summer and winter operation].
12.	[Electrical consumption data and construction specification for electric heater, to include heat output, warranty and safety certifications].

1.3	QUALITY ASSURANCE
A.	Source Limitations: Obtain unit with all appurtenant components or accessories from a single manufacturer.
B.	For the actual fabrication, installations, and testing of work under this section, use only thoroughly trained and experienced workers completely familiar with the items required and with the manufacturer's current recommended methods of installation.
C.	Product Options: Drawings must indicate size, profiles, and dimensional requirements of Energy Recovery Unit and are to be based on the specific system indicated. Refer to Division 1 Section “Product Requirements”.
D.	Certifications
1.	Blowers shall be AMCA Certified for airflow. 
2.	Entire unit shall be ETL Certified per U.L. 1995 and bear an ETL sticker.
3.	[Energy Wheel shall be AHRI Certified per Standard 1060].
4.	[Coils shall be Recognized Components for ANSI/UL 1995, CAN / CSA C22.2 No 236.05. DX and water coils shall be AHRI Certified per standard 410-2001].
5.	[Indirect gas-fired furnace shall be ETL certified as a component of the unit].

1.4	COORDINATION
A.	Coordinate size and location of all building penetrations required for installation of each unit and associated plumbing and electrical systems.
B.	[Coordinate location of water system fittings to ensure correct positioning for connection to the water coil and condensate drain pipe].
C.	Coordinate sequencing of construction of associated plumbing, HVAC, electrical supply [roofing contractor].

1.5	EXTRA MATERIALS
A.	Furnish extra materials described below that match products installed and that are packaged with protective covering for storage and identified with labels describing contents.
1.	Filters: [(Insert quantity) set(s) of MERV 8 or MERV 8 and MERV 13 or MERV 14] disposable filters for each unit. When MERV 13 filters are specified, they are used in tandem with MERV 8 pre-filters for Supply Air only.
2.	One set of [energy wheel] belts.

2.	PRODUCTS
2.1	MANUFACTURERS
A.	Available Manufacturers: Subject to compliance with specifications contained within this document, manufacturers offering products that may be incorporated into the work include but are not limited to:
1.	Greenheck Fan Corporation

2.2	MANUFACTURED UNITS Indicate major components that must be included as part of the unit.
A.	Unit shall be fully assembled at the factory and consist of an insulated metal cabinet, [downturn outdoor air intake with 2” aluminum mesh filter assembly], [exhaust air blower], [evaporator coil], [condensate drain pan], [P trap], [Energy wheel], [chilled water] [hot water] [chilled water and hot water] coils, [hot gas reheat coil], [electric post-heater], [indirect gas furnace], [packaged DX system], [phase and brownout protection], [motorized dampers], [barometric relief damper], [motorized recirculating damper], [sensors], [curb assembly], [service receptacle], filter assembly for intake air, supply air blower assembly [exhaust/relief blower assembly] [filter assembly for exhaust air] and an electrical control center. All specified components and internal accessories factory installed are tested and prepared for single-point high voltage connection except with electric post heat and exhaust fan only power which have dual point power.

2.3	CABINET 
A.	Materials: Formed, double wall insulated metal cabinet, fabricated to permit access to internal components for maintenance. 
1.	Outside casing: [18] [22] gauge, galvanized (G90) steel meeting ASTM A653 for components that do not receive a painted finish. Corrosion rates can vary greatly depending on environmental factors, yet it is common acceptance that the life of zinc is a linear function of the coating mass. To obtain a higher life expectancy for an application, the user should utilize twice the coating mass. Ex. A G90 coating mass will exhibit approximately 150% longer life than the G30 coating. [Unit’s exterior shall be supplied from the manufacturer using G60 galvaneal steel with proprietary pre-painted material in the following finish color; Concrete Gray-RAL 70023. This has been subjected to a salt spray test per ASTM-B117 and evaluated using ASTM-D714 and ASTM-D610 showing no observable signs of rust or blistering until reaching 2,500 hours.] This is Greenheck’s PermatectorTM option. [Unit’s exterior shall be supplied from the manufacturer using G60 galvaneal steel with a baked enamel finish.] Greenheck’s baked enamel finish is available in 7 standard colors with a match color chip option. Enamel coatings offer good color and gross retention in exterior applications and have reasonably to excellent chemical resistance properties, further performance information can be supplied upon request. [Unit’s exterior shall be supplied from the manufacturer using G60 galvaneal steel with a high performance proprietary coating that has been subjected to a salt spray test per ASTM-B117 and evaluated using ASTM-D714 and ASTM-D610 showing no observable signs of rust or blistering until reaching 5,000 hours.] Greenheck’s high performance coating (Hi-Pro Poly) is only available in the following finish color; Concrete Gray-RAL 7023.]
2.	Internal assemblies: [[22] [24] gauge, galvanized (G90) steel] except for motor supports which shall be minimum14 gauge galvanized (G90) steel.
B.	Cabinet Insulation: Comply with NFPA 90A and NFPA 90B and erosion requirements of UL 181. 
1.	[Materials: Rigid urethane foam
a)	 Thickness: 2 inch (50.8 mm)
b)	 Thermal Resistance: R13
c)	Meets UL94HF-1 flame requirements
d)	Location and application: Full coverage of entire exterior to include walls, roof of unit, unit base and doors]
2.	Materials: Fiberglass insulation. If insulation other than fiberglass is used, it must also meet the Fire Hazard Classification shown below.
a)	Thickness: 2 inch (50.8 mm)   
b)	Thermal Resistance: R8
c)	Fire Hazard Classification: Maximum flame spread of 25 and smoke developed of 50, when tested in accordance with ASTM C 411.
d)	[Location and application: Diver panels between outdoor air and return air/exhaust air streams.]  
e)	Roof Insulation: 2 inch (50.8 mm) fiberglass located above the 1 inch (25.4 mm) foam panel.
C.	Access panels / doors: Unit shall be equipped with insulated, hinged doors or removable access panels to provide easy access to all major components. Doors and access panels shall be fabricated of [18] [22] gauge galvanized G90 steel or painted galvannealed steel.
D.	Supply Air blower assemblies: Blower assembly shall consist of an electric motor as specified by A / E and direct-drive fan(s). Assembly shall be mounted on heavy gauge galvanized steel rails and further mounted on 1.125 inch thick neoprene vibration isolators. Blower motor(s) shall be capable of continuous speed modulation and controlled by a VFD. 
E.	[Exhaust Air blower assemblies: Blower assembly shall consist of an electric motor as specified by A / E and a direct-drive fan. Assembly shall be mounted on heavy gauge galvanized steel rails and further mounted on 1.125 inch thick neoprene vibration isolators. Blower motor shall be capable of continuous speed modulation and controlled by a VFD].
F.	[Evaporator Coil: Evaporator coil shall be AHRI Certified and shall be (silver) soldered or brazed into the compressed refrigerant system. Coil shall be constructed of copper tubing, permanently bonded to aluminum fins and enclosed in a galvanized steel frame. If two compressors are used as components of the unit, then the evaporator coil shall be of “interlaced” configuration, permitting independent operation of either compressor without conflict with the other compressor.] [The evaporator and condenser coils are coated with ElectroFin® coil coating].
G.	Control panel / connections: Rooftop Ventilator units shall have an electrical control center where all high and low voltage connections are made. Control center shall be constructed to permit single-point high voltage power supply connections. [RTU shall be equipped with a Unit Disconnect Switch] [Electric heater shall have a separate electrical control center and separate high voltage power circuit as shown on the plans] [Electric heater shall have single point power]. 
H.	[Condensate drain pan: Drain Pan shall be an integral part of the unit whenever a cooling option is included. Pan shall be formed of welded austenitic stainless steel sheet material and provided with a welded stainless steel drain connection at the front for connection to a P trap. Drain pan shall be sloped in two directions to provide positive draining and drain connector shall be sealed at penetration through cabinet wall]. Condensate drain pan is necessary whenever a cooling function is part of the unit.
I.	[P trap: If the unit is equipped with a condensate drain pan, contractor shall provide, or fabricate, and install an appropriate P trap, in accordance with all local and area codes and Best Practices]. State whether P trap must be insulated or have electric heat tape for freeze protection. Indicate whether the condensate can drip onto the roof or if a drain pipe must be run.
J.	Energy wheel: Unit energy wheel shall handle the full volume of outdoor and exhaust air without an energy wheel bypass damper(s). Energy wheel shall be of total enthalpy, rotary air-to-air type and shall be an element of a removable energy wheel cassette. The cassette shall consist of a galvanized steel framework (designed to produce laminar air flow through the wheel), an energy wheel as specified and a motor and drive assembly. The cassette shall incorporate a pre-tensioned urethane drive belt or a link style belt with a five year warranty. Various energy wheel manufacturers are known to build non-segmented wheels. Segmented wheels are known to provide substantial time and labor saving benefits over the entire life of the energy wheel. The wheel media shall be a polymer film matrix in a stainless steel framework and be comprised of individual segments that are removable for servicing. Non-segmented energy wheels are not acceptable. Silica gel desiccant shall be permanently bonded to the polymer film and is designed and constructed to permit cleaning and servicing. The energy wheel is to have a five year warranty. Performance criteria are to be as specified in AHRI Standard 1060, complying with the Combined Efficiency data in the submittal.
K.	Wheel Frost Control: [None] [Electric preheater: Shall be provided for frost control of the energy wheel. Preheater assembly shall include a thermostat and pressure sensor on the wheel assembly to initiate frost control sequence. Preheater shall comply with UL 1995 and be constructed on a galvanized steel frame]. [Timed exhaust: Shall be provided for frost control of the energy wheel. Control system shall include an outdoor air thermostat and pressure sensor on the wheel assembly to initiate frost control sequence]. [Modulating Wheel: Shall be provided for frost control of the energy wheel. Control system shall include an energy wheel VFD, outdoor air thermostat, and pressure sensor on the wheel assembly to initiate frost control sequence].
L.	[Chilled water] [Hot water] [Chilled water and hot water] coil(s) shall be factory installed and meet the design requirements as above.] [This coil is][These coils are][coated with ElectroFin® coil coating].
M.	[Reheat Coil with factory installed modulating hot gas reheat valve] The reheat coil is for humidity control and is connected to the compressor. [This coil is coated with ElectroFin® coil coating].
N.	[Electric Post-heater: Post-heater shall be SCR control and shall include a temperature sensor with field adjustable set point, located in the outdoor air stream. Heat output of the post-heater shall be infinitely variable].  Electric post-heater size / capacity shall be as specified by A/E.
O.	[Indirect gas furnace]: 
1.	Shall be ETL Certified as a component of the unit.
2.	Shall have an integral combustion gas blower.
3.	Shall be ETL Certified for installation downstream of a cooling coil.
4.	Shall have fault sensors to provide fault conditions to optional digital controller or building controls.
5.	Shall have 4-pass tubular heat exchangers, constructed of [aluminized steel] [type 409 stainless steel]. Heat exchanger tubes shall be installed on the vest plate by means of swaged assembly, welded connections are not acceptable. Heat exchanger tubes shall be supported and also permit expansion and contraction of the tubes]. Welded connections between heat exchanger tubes and the vest plate are known to be a source of failure due to expansion and contraction. 409 stainless steel is considered the most suitable material for high temperature gases, such as automotive exhausts. Manufacturer recommends the use of stainless steel heat exchangers for applications with a temperature rise of 60° F or more. Tubular heat exchangers are considered the industry standard, but some manufacturers are known to construct “clamshell” or other type exchangers. The same requirements for material types and assembly methods and supports should apply to all.
6.	Heat exchanger shall have a [one year warranty] [5 year extended warranty] [10 year extended warranty]. 5 year and ten year extended warranties are only for stainless steel heat exchangers
7.	Furnace control shall be [4:1 Modulating][10:1 Modulating] [12:1 Modulating] [13:1 Modulating] [14:1 Modulating] [16:1 Modulating] 
8.	Shall be encased in a weather-tight metal housing with intake air vents. Large, metal door shall provide easy access to the enclosed vest plate, control circuitry, gas train, burner assembly, and exhaust blower. Indicate any other requirements such as furnace output, controls, etc.
9.	[Shall have solid state controls permitting stand-alone operation or control by building controllers]. 
P.	[Packaged DX System: Unit shall have an integral compressor(s) and evaporator coil located within the weather-tight unit housing. [The evaporator and condenser coils are coated with ElectroFin® coil coating]. Condenser coils and appurtenant condenser fan assemblies shall be factory installed as integral subassemblies of the unit and mounted on the exterior of the unit. Unit condenser fans shall feature swept blade design resulting in reduced sound levels. Condenser fan motors shall be three phase, external rotor, type 56 frame, open air over and shaft up. Each condenser fan motor shall have a vented frame, rated for continuous duty and be equipped with an automatic reset thermal protector. [Lead condenser fan will have an electronically commutated (EC) motor that will modulate to maintain a head pressure set point.] Motors shall be UL Recognized and CSA Certified. The refrigerant compressor(s) shall be [digital] hermetic scroll-type and shall be equipped with liquid line filter drier, thermostatic expansion valves (TXV)(s), manual reset high pressure and low pressure cutouts and all appurtenant sensors, service ports and safety devices. Compressed refrigerant system shall be fully charged with R-410A refrigerant. Each compressor shall be factory-equipped with an electric crankcase heater to boil off liquid refrigerant from the oil. The use of an electric crankcase heater is an essential unit-protective device in most climates. See IOM, Subassembly Description. [Hot gas bypass shall be provided on the lead circuit to prevent icing of the evaporator coil under low load conditions]. Hot gas bypass is not used with digital scroll compressors.
Q.	[Packaged DX Control and Diagnostics: The Packaged DX system shall be controlled by an onboard digital controller (DDC) that indicates both owner-supplied settings and fault conditions that may occur. The DDC shall be programmed to indicate the following faults:
1.	Global alarm condition (active when there is at least one alarm)
2.	Supply Air Proving alarm
3.	Dirty Filter alarm  
4.	Compressor Trip alarm
5.	Compressor Locked Out alarm
6.	Supply Air Temperature Low Limit alarm
a)	Sensor #1 Out of Range (outside air temperature)
b)	Sensor #2 Out of Range (supply air temperature)
c)	Sensor #3 Out of Range (cold coil leaving air temperature)]
R.	[Phase and brownout protection: RTU shall have a factory-installed phase monitor to detect electric supply phase loss and voltage brown-out conditions. Upon detection of a fault, the monitor shall disconnect supply voltage to all motors.]
S.	[Motorized dampers / [Outdoor Air] [Return Air]: AMCA Class 1A certified motorized damper of [low leakage] [insulated low leakage] type and a leakage rate of 3 CFM/ft2 @ 1 in. wg. shall be factory installed].
T.	[AMCA Class 1A motorized recirculating air damper designed to permit 100% maximum recirculation of return air shall be factory installed]. 
U.	[Sensors are considered to be part of various optional operational modes or device controllers and are to be factory supplied and installed as specified by the A/E]. See IOM / Sensors Installed by Factory.
V.	[Curb Assembly: Greenheck recommends the use of an engineered curb assembly in lieu of an owner-supplied rail system. The curb assembly provides full perimeter support of the unit and ensures proper flashing and insulation of all roof penetrations and provides adequate clearance for a P trap assembly. A curb assembly made of 14 gauge galvanized steel shall be provided by the factory for assembly and installation as part of this division. The curb assembly shall provide perimeter support of the entire unit and shall have duct adapter(s) for supply air [and return air]. Curb assembly shall enclose the underside of the unit and shall be sized to fit into a recess in the bottom of the unit. Contractor shall be responsible for coordinating with roofing contractor to ensure curb unit is properly flashed to provide protection against weather/moisture penetration. Contractor shall provide and install appropriate insulation for the curb assembly. The curb shall be the height of (X)].
W.	Service receptacle: 120 VAC GFCI service outlet shall be factory-provided and installed [by this contractor in a location designated by the A/E. Service outlet requires a dedicated single phase electric circuit unless ordered as factory mounted. [Unit contains a 120 VAC transformer to provide power to service outlet.]
X.	[Hail guards: Protects the condensing unit from damage due to extreme weather conditions such as hail and flying debris].
Y.	[Vapor Tight Lights: Provide service lights mounted in the unit to be used during times of routine maintenance. The lights must be wired by others on the jobsite as they will not be wired through the unit control center]. If vapor tight lights are selected with a factory mounted and wired service outlet, the lights will be factory mounted and wired as well. 
Z.	[24V/120V Smoke detector – Duct smoke detector is shipped loose for field mounting and wiring in the supply or return air duct. The air duct smoke detector housing shall be UL listed per UL 268A specifically for use in air handling systems. The air duct smoke detector housing shall be suitable for mounting indoors. The detector shall operate at air velocities of 100 feet per minute to 4000 feet per minute (0.5 to 20.32 meters/second). The power supply voltage shall be 20-29 VDC, 24 VAC 50-60 Hz, and 120 VAC 50-60 Hz. The detector shall consist of an alarm initiation contact & two DPDT auxiliary contact closures.
WARNING: Duct smoke detectors are NOT a substitute for open area smoke detectors; NOT a substitute for early warning detection; NOT a replacement for a building’s regular fire detection system. Refer to NFPA 72 and 90A for additional information].

2.4	BLOWER 
A.	Blower section construction Supply Air: direct drive motor(s) and blower(s) shall be assembled on a 14 gauge galvanized steel platform and shall be equipped with 1.125 inch thick neoprene vibration isolation devices.
B.	Blower assemblies: Shall be statically and dynamically balanced and designed for continuous operation at maximum rated fan speed and horsepower.
C.	Fan: Direct drive, airfoil plenum fan with steel wheels statically and dynamically balanced and AMCA certified for air and sound performance.
D.	Blower section motor source quality control: Blower performance shall be factory tested for flow rate, pressure, power, air density, rotation speed and efficiency. Ratings are to be established in accordance with AMCA 210, “Laboratory Methods of Testing Fans for Rating.”
	
2.5	MOTORS
A.	General: Blower motors greater than ¾ horsepower shall be “NEMA Premium™” unless otherwise indicated. Compliance with EPAct minimum energy-efficiency standards for single speed ODP and TE enclosures is not acceptable. Motors shall be heavy-duty, permanently lubricated type to match the fan load and furnished at the specified voltage, phase and enclosure. Motors shall be Select one [60 cycle, 3 phase 208 volts] [60 cycle, 3 phase 230 volts] [60 cycles, 3 phase 460 volt] [60 cycles, 3 phase 575 volts]. Deleted text on pulleys.  The designation “NEMA Premium™” applies to electric motors with efficiencies that are “better than EPAct.” The terms “high efficiency” or “premium efficiency” have no industry definitions. 

2.6	UNIT CONTROLS
A.	The unit shall be constructed so that it can function as a stand-alone heating and cooling system controlled by factory-supplied controllers, thermostats and sensors, or it can be operated as a heating and cooling system controlled by a Building Management System (BMS). This unit shall be controlled by a factory-installed microprocessor programmable controller (DDC) that is connected to various optional sensors. 
B.	Unit shall incorporate a DDC controller with integral LCD screen that provides text readouts of status. DDC controller shall have a built-in keypad to permit operator to access read-out screens without the use of ancillary equipment, devices or software. DDC controllers that require the use of equipment or software that is not factory-installed in the unit are not acceptable. Alarm readouts consisting of flashing light codes are not acceptable. Note: some manufacturers are known to incorporate DDC controllers that require the use of separately-purchased handheld hardware or a PC and/or software to view or change settings. Owner-specified ventilating conditions can be input by means of pushbuttons. 
C.	[RTU supply fan shall be configured for [Constant Volume (ON / OFF)][network control][CO2 sensor by factory] [duct pressure by factory] [0 – 10 VDC by others to DDC] [Single Zone VAV]]
D.	[Exhaust fan shall be configured for [Constant Volume (ON /OFF) [network control] [building pressure by factory] [damper tracking] [0-10 VCD by others to DDC] [Supply Tracking]
E.	Outside Air / Return Air damper control shall be [field adjustable two-position] [network control] [CO2 sensor by factory].
F.	[Economizer control shall be [temperature] [temperature / dew point]]
G.	[Dirty filter sensor shall be factory-installed.]
H.	Operating protocol: The DDC shall be factory-programmed for [LonWorks] [BACnet MSTP] [BACnet IP] [Modbus] [Modbus RTU] [Modbus IP]. Specify protocol. 
I.	Variable Frequency Drive (VFD) [unit shall have factory installed variable frequency drive for modulation of the [supply air blower assembly(ies)] [exhaust air blower assembly]. The VFD shall be factory-programmed for unit-specific requirements and shall not require additional field programming to operate.
J.	[Airflow monitoring required in the [Outdoor] [Exhaust] [All] airstreams.]
K.	[Room thermostat shall be provided as a shipped loose item. The room thermostat shall have an LCD display to adjust the room temperature set point from within the space. The room thermostat shall average [1] [2] [3] [4] temperature sensors [and 1 relative humidity sensor]].

2.7	FILTERS
A.	Unit shall have permanent 2 inch (50.8 mm) aluminum mesh filters located in the outdoor air intake and shall be accessible from the exterior of the unit. MERV 8 disposable pleated filters shall be provided in the supply air stream. [No] [MERV 8] [MERV 13] [MERV 8 and MERV 13] [MERV 14] disposable pleated filters shall be provided in the supply final air stream and MERV 8 filters in the exhaust air stream.

3.	EXECUTION
3.1	EXAMINATION
A.	Prior to start of installation, examine area and conditions to verify correct location for compliance with installation tolerances and other conditions affecting unit performance. See unit IOM.
B.	Examine roughing-in of plumbing, electrical and HVAC services to verify actual location and compliance with unit requirements. See unit IOM.
C.   Proceed with installation only after all unsatisfactory conditions have been corrected.

3.2	INSTALLATION
A.	Installation shall be accomplished in accordance with these written specifications, project drawings, manufacturer’s installation instructions as documented in manufacturer’s IOM, Best Practices and all applicable building codes.

3.3	CONNECTIONS
A.	In all cases, industry Best Practices shall be incorporated. Connections are to be made subject to the installation requirements shown above.
1.	Piping installation requirements are specified in Division 22 (Plumbing). Drawings indicate general arrangement of piping, fittings and specialties. 
2.	Duct installation and connection requirements are specified in Division 23 of this document.
3.	Electrical installation requirements are specified in Division 26 of this document. 

3.4	FIELD QUALITY CONTROL
A.	Manufacturer’s Field Service: Engage a factory authorized service representative to inspect field assembled components and equipment installation, to include electrical and piping connections. Report results to A/E in writing. Inspection must include a complete startup checklist to include (as a minimum) the following: Completed Start-Up Checklists as found in manufacturer’s IOM. Insert any other requirements here.

3.5	START-UP SERVICE
A.	Engage a factory authorized service representative to perform startup service. Clean entire unit, comb coil fins as necessary, and install clean filters. Measure and record electrical values for voltage 	and amperage. Refer to Division 23 “Testing, Adjusting and Balancing” and comply with provisions therein.

3.6	DEMONSTRATION AND TRAINING
A.	Engage a factory authorized service representative to train owner’s maintenance personnel to adjust, operate and maintain the entire unit. Refer to Division 01 Section Closeout Procedures and Demonstration and Training.