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Summary of Contents for innovair GOV36H2BA
- Page 1 Split System Cooling Only & Heat Pump Up to 20 SEER2 Heat Pump 2 - 5 Tons R454B GOV36H2BA GOV60H2BA...
- Page 2 Condenser R454B Feature Electrical Variable Speed 208/230V, 1PH, 60Hz Nominal Capacity Function 24K/36K BTU Heat Pump FOR UP TO DATE INFORMATION SUCH AS SPECIFICATIONS, CATALOGS, AND BULLETINS, PLEASE SCAN BELOW OR VISIT INNOVAIR.COM ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 3: Table Of Contents
13. Start ......................30 14. System Refrigerant Charging Method ............31 15. System Operation and Troubleshooting ............34 16. Wiring Diagram .................... 45 17. Exploded View ..................... 47 18. Cleaning and Maintenance ................51 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... -
Page 4: Symbol And Key To Safety Instructions
If you need more information, or there are special problems that are not sufficient for the buyer, you should consult your installation dealer or local dealer. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 5 ● Failure to observe this warning may result in property damage, serious personal injury or death. ● Can cause injury or death. disconnect all remote electric power supplies before servicing. Follow proper locking/tagging procedures to ensure that the power supply will not be energized accidentally. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 6 ● Failure to observe this warning will result in release of system pressure, which may result in personal injury and/or property damage. When opening the liquid pipeline service valve, be extra careful. Turn the valve stem counterclockwise until the valve stem touches the bead. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 7 All maintenance staff and others working in the local area shall be instructed on the nature of work being carried out. Work in confined spaces shall be avoided. Checking for presence of refrigerant The area shall be checked with an appropriate refrigerant detector prior to and during work, to ensure ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 8 If it is necessary to have an electrical supply to equipment during servicing, then a permanently operating form of leak detection shall ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 9 For appliances containing flammable refrigerants, the system shall be purged with oxygen-free nitrogen to render the appliance safe for flammable refrigerants. This process might need to be repeated several times. Compressed air or oxygen shall not be used for purging refrigerant systems. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 10 Equipment shall be labelled stating that it has been de-commissioned and emptied of refrigerant. The label shall be dated and signed. For appliances containing FLAMMABLE REFRIGERANTS, ensure that there are labels on the equipment stating the equipment contains FLAMMABLE REFRIGERANT. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 11 The evacuation process shall be carried out prior to returning the compressor to the suppliers. Only electric heating to the compressor body shall be employed to accelerate this process. When oil is drained from a system, it shall be carried out safely. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 12: Considerations Of Unit Location
2.2 Refrigerant Pipeline Restriction Table 2.3 Capacity (Kbtu/h) Refrigerant line 3/8-3/4 3/8-3/4 3/8-7/8 3/8-7/8 Liquid suction Max.Refrigerant Line Length* Max.Elevation* Vertical Lift** * It is recommended to adopt standard pipeline size; Refrigerant charge: see Section 14. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 13 If the suction line exceeds 65 feet, do not use a larger suction line than recommended. Standard Lineset Lineset 100' Max Line Length 50′ Max Line Lift 50′ Max Line Lift Figure 2.2 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 14 ● Keep 24 inches between adjacent units. ● Place the unit in a place where water, snow or ice cannot fall directly on the device from the roof or overhangs. ● See figures 2.3 and 2.4. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 15 Min.12″ to Min.24″ to Shrubbery Shrubbery Access Panel Figure 2.4 Precautions in cold climate (heat pump only) Precautions must be taken for units installed in areas with snow and long-term temperatures below freezing point. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 16 ● Fences or shrubs can provide some shielding protection for the unit, but the minimum device clearance must still be kept. ● Clean the outdoor coil and any exposed external surfaces about every three months. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 17: Unit Installation Preparation
● Check whether there is any damage and report any damage to the unit to the carrier in time (Figure 3.1). ● The charge port can be used to ensure that the refrigerant charge is maintained during shipment. Figure 3.1 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... -
Page 18: Pad Installation
These instructions are intended to provide a method of fixing the system to the cement slab as a fixing procedure in windy areas. Check the local regulations of tie-down methods and protocols. Figure 4.1 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... -
Page 19: Precautions For Refrigerant Pipeline
Determine the required pipeline length (Figure 5.1). Please refer to Section 2.2. Line Length Figure 5.1 5.3 Refrigerant Pipe Insulation The refrigerant pipe must always be insulated. Do not let the liquid line and suction line come into direct contact (metal to metal). ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 20 All split systems of the manufacturer are AHRI-rated, only applicable to indoor units with TXV. The benefits of installing an approved indoor and outdoor split system are maximum efficiency, best performance and best overall system reliability. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 21: Refrigerant Pipeline Routing
Secure Suction Line from joists using isolators every 8 ft. Secure Liquid Line directly to Suction Line using tape, wire, or other appropriate method every 8 ft. Isolation on the wall Figure 6.2 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 22 Suction line Sound arrester Lineset Do not hang the lineset on the duct work. Wall isolation Figure 6.3 To indoor coil To outdoor unit Insulated suction line Liquid line PVC conduit Figure 6.4 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 23: Refrigerant Pipe Connection
Be extra careful not to damage, kink, or Copper pipe deform the pipe while cutting. This will drastically reduce the heating performance. • Remove PVC tape from ends of pipe when rea to perform aring work. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 24 NOTICE binding tape. Use both a spanner and a torque wrench when connecting or disconnecting pipes to/from NOTICE the unit. DO NOT intertwine or cross the signal cable with any other wiring. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 25: Refrigerant Line Leakage Inspection
1. Use dry nitrogen to pressurize the refrigerant line and evaporator coil to 150 PSIG. Figure 8.1 2. Use soapy water or bubbles at each brazing position to check for leaks. Figure 8.2 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... -
Page 26: Vacuuming
2. Observe micron gauge. If the micrometer meter does not rise above 500 microns within one (1) minute, the evacuation is completed. After the evacuation, turn off the vacuum pump and micron gauge, and close the valve on the mani- fold instrument cluster. Figure 9.2 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... -
Page 27: Service Valve
4. Repeat steps 1-3 for the liquid service valve. Cover 5/16 "Hexagon Wrench for Suction Service Valve 3/16 "Hexagon Wrench for Liquid Service Valve Device Side of Service Valve Secure the Rolled Stem Hexagon Head Valve System Figure 10.1 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... -
Page 28: Electrical-Low Voltage
24V Low Voltage Connection 485 Communication Low Voltage Connection Figure 11.1 Connection of Low Voltage Device Mode Temperature + Setting Temperature - Fan AUTO/ON Power Figure 11.2 Button definition of manufacturer's RS485 communicative thermostat ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 29 Wiring for 3H and 2C thermostat H/DH THERMOSTAT Note: Any time the electric heat elements are active, the indoor INDOOR UNIT OUTDOOR UNIT fan will run in high stage. Figure 11.3 Control Wiring for HP Systems ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 30 Wiring for 2H and 2C thermostat H/DH THERMOSTAT Note: Any time the electric heat elements are active, the indoor fan will run in high stage. INDOOR UNIT OUTDOOR UNIT Figure 11.6 Control Wiring for HP Systems ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 31: Electrical-High Voltage
The high-voltage power supply must match the nameplate of the unit (208/230V, 1ph, 60Hz). Power supply wiring must comply with national, state and local regulations. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 32 Table 12.1 Wire gauge of high voltage system Type (Btu/ hour) Stage Single Power Voltage/frequency 208/230VAC, 60 Hz Line quantity Indoor unit power cord Wire diameter (AWG) Wire gauge Line quantity Outdoor unit power cord Wire diameter (AWG) ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 33: System Start-Up
23℉, the system will force to preheat for 1 hour before turning on the unit, PRH will display in screen. Figure 13.3 5. Set the system thermostat to ON. Figure 13.4 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... -
Page 34: System Refrigerant Charging Method
You can refer to the above formula for calculation, or you can choose the appropriate refrigerant addition according to the piping length. Table 14.1 Additional Refrigerant Guidelines Piping length (ft) Additional charge (oz) 25.0 0.00 50.0 13.5 75.0 100.0 40.5 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 35 “forced cooling” mode. "Forced cooling" mode will automatically exit after 60 minutes or press and hold "SET" quit "forced cooling" mode manually. press and hold "SET" till “dC” displayed to start/quit "forced cooling" mode Figure 14.1 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 36 Table 14.3 Ambient Remperature (℉) Subcooling (℉) 68~77 77~86 86~95 95~104 104~113 10±2 8±2 8±2 6±2 6±2 10±2 8±2 8±2 6±2 6±2 Model 8±2 8±2 8±2 6±2 6±2 8±2 8±2 8±2 6±2 6±2 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 37: System Operation And Troubleshooting
SW3-4 is set to ON, the target coil temperature will increase in heating mode. Accelerated cooling/heating function improves dehumidification capacity in cooling mode and increases unit capacity. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 38 SW2-2 are set to OFF by default. Accelerated Defrost. Heating operating time is reduced by 10% and Defrost time is extended for 60 seconds. Valid only for Fixed Time Defrost and Minimum Run Time Defrost. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 39 1. If T3 > Maximum set temperature, the system stops for protection. 2. If T3 < the set recovery temperature value, the system restarts. Note: Please consult the supplier for maximum temperature and recovery temperature. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 40 EEPROM failure of driver chip IPM modular sensor error HLP pressure sensor failure T3 or T5 sensor disconnect error HPS condenser sensor disconnected High pressure switch error Low pressure protection Inverter overcurrent protection ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 41 System software will recall performance setting parameters according to the DIP switch selection. The DIP should be set according to the matched IDU. Mode SW3-1 SW3-2 Remark 2 Ton 3 Ton Factory default 4 Ton 5 Ton Factory default ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 42 “8.8.8.” and then disappear. SW1-1 SW1-2 SW1-3 SW1-4 USB Port RS485 ℃ & MPa Software Update 24V thermostat ℉ & PSI Software Update (Factory default) (Factory default) (Factory default) (Factory default) 1 2 3 4 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 43: Parameter Point Check Table
T7 condensing temp (℉; Actual value) Pressure valve transform by T3 (PSI; Actual value) T30 temp (℉; Actual value) AC voltage (VAC; Actual value ) Compression ratio DC voltage (VDC; Actual value ) ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 44 Electronic expansion valve port T3 T4 TP sensor port High pressure protection switch port Pressure sensor port DC motor port Compressor port U V W Reactor port Figure 15.1 5P Outdoor Main Control Board ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 45 Figure 15.3 Display Board 15.12 Troubleshooting of Fault Codes Warning: Dangerous voltage ● When measuring the resistance, make sure that the power of the unit is turned off and wait for 3 minutes before measuring. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 46 Reseat sensing sensor is plugged in. correct wiring. Is the pressure sensor Replace the resistance within Replace mainboard pressure sensor. the range (consult the supplier) Replace mainboard Figure 15.8 Figure 15.9 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 47 Is the peripheral sheet Check whether the metal installed well? refrigerant pressure Add refrigerant value in item 22 is lower than the minimum value. Replace mainboard (consulting suppliers) Replace mainboard Figure 15.14 Figure 15.15 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 48 Replace mainboard Figure 15.20 Check item 14. Is the converted Communicate with value higher or lower than suppliers on the limit value? troubleshooting (Communicate with suppliers) measures. Replace mainboard Figure 15.21 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
- Page 49 123.9 1.690 4.13 46.1 20.855 1.39 126.7 1.569 4.19 48.9 18.708 1.51 129.4 1.462 4.23 51.7 16.809 1.62 132.2 1.360 4.28 54.4 15.184 1.73 135.0 1.266 4.32 57.2 13.682 1.85 137.8 1.180 4.36 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 50: Wiring Diagram
Timer 60 min(factory default) Defrosting Powerful defrosting SW2-3 control Normal (factory default) mode O/B energize cooling SW2-4 O/B energize cooling (factory default) Accelerated cooling SW3-3 Normally cooling (factory default) Accelerated heating SW3-4 Normally heating (factory default) ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 51 1、The wiring diagram is for explanation purpose only and the actual shape of the components may be. 2、The diap switch SW1-2 dialed “on”,PSI units is MPa; Actual value * 25. NOTE: For reference only, the actual wiring diagram shall prevail ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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Page 52: Exploded View
Right side panel Top panel Gas-liquid separator Condenser assembly Electronic control board Temperature sensor(T7) 10.1 Main control board Pressure sensor Temperature sensor group 10.2 display board (T3/T4/T5) Four way valve welding High pressure switch assembly ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... -
Page 53: Cleaning And Maintenance
At the start of each heating or cooling season, do the following: Turn off the unit and disconnect the power supply. Check for damaged wires, check for leaks. Make sure that all air inlets and outlets are not blocked. Table 17.1 ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com... - Page 54 Design, material, performance specifications and components subject to change without notice. ©2024 Innovair Solutions. All Rights Reserved. www.innovair.com...
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