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Summary of Contents for nvent SPECTRACOOL N36
- Page 1 SPECTRACOOL Air Conditioner n36 Model INSTRUCTION MANUAL Rev. W © 2021 nVent 89074140 P/N 89068450...
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Page 2: Table Of Contents
Symptoms and Possible Causes - Thermostat Version ............................... 35 Basic Air Conditioning Trouble Shooting Check List - Remote Access Control Version ....................36 Symptoms and Possible Causes - Remote Access Control Version ........................... 37 WARRANTY AND RETURN POLICY https://hoffman.nvent.com/en/hoffman/warranty-information © 2021 nVent 89074140 - 2 -... -
Page 3: Receiving The Air Conditioner
Damage evident upon receipt should be noted on the freight bill. Damage should be brought to the attention of the delivering carrier -- NOT to nVent Equipment Protection -- within 15 days of delivery. Save the carton and packing material and request an inspection. Then file a claim with the delivering carrier. -
Page 4: Technical Information
Unit is set at the factory, no adjustment necessary. At a saturated condenser temperature of 85 F (95 psig), the condenser fans will power off. At a saturated condenser temperature of 118 F (165 psig), the condenser fans will power on. © 2021 nVent 89074140 - 4 -... -
Page 5: Contactor
The unit will remain electrified when the door switch is operated with the evaporator fan continuing to operate, and potentially, if temperatures are low enough, the heater may continue to operate on outdoor models. © 2021 nVent 89074140 - 5 -... -
Page 6: Schematics And Wiring Diagrams For Thermostat Control
SCHEMATICS AND WIRING DIAGRAMS FOR THERMOSTAT CONTROL N36 1-PHASE GENERIC SCHEMATIC (ACTUAL UNIT OPTIONS MAY VARY) 88026037 N36 8K BTU 230V ONLY SCHEMATIC (ACTUAL UNIT OPTIONS MAY VARY) © 2021 nVent 89074140 - 6 -... -
Page 7: N36 3-Phase Generic Schematic (Actual Unit Options May Vary)
N36 3-PHASE GENERIC SCHEMATIC (ACTUAL UNIT OPTIONS MAY VARY) 89062969 © 2021 nVent 89074140 - 7 -... -
Page 8: N36 1-Phase Generic Wire Diagram (Actual Unit Options May Vary)
ORG6 LIMIT START SWITCHES RED5 CAP. START RELAY ENCLOSURE IMPELLER RED R WHT61 CAP. YEL4 ENC. AMB. AMBIENT IMPELLER YEL S RED R BLK20 BLK12 COMPRESSOR 89073634 COMP HTR OR C/E (OPTIONAL) (OPTIONAL) © 2021 nVent 89074140 - 8 -... -
Page 9: N36 8K Btu 230V Only Wire Diagram (Actual Unit Options May Vary)
N36 8K BTU 230V ONLY WIRE DIAGRAM (ACTUAL UNIT OPTIONS MAY VARY) © 2021 nVent 89074140 - 9 -... -
Page 10: N36 3-Phase Generic Wire Diagram (Actual Unit Options May Vary)
N36 3-PHASE GENERIC WIRE DIAGRAM (ACTUAL UNIT OPTIONS MAY VARY) © 2021 nVent 89074140 - 10 -... -
Page 11: Dimensional Drawings
DIMENSIONAL DRAWINGS WITH THERMOSTATS 89068455 © 2021 nVent 89074140 - 11 -... -
Page 12: Installation Instructions
24 VAC terminal strip by noting the locations on the correct wiring diagram. 7. Set thermostat for required cabinet temperature. Refer to Sequence of Operation on page 4 for thermostat adjustment and operation. 89074387 SURFACE MOUNT Figure 1 Cutout Dimensions © 2021 nVent 89074140 - 12 -... -
Page 13: Remote Access Control (Optional)
Evaporator Fan On Start-up Request AMBER Not Used Not Used AMBER Not Used Not Used AMBER Heater Active Not Used Alarm Active Not Used AMBER Controller Active Not Used AMBER Not Used Not Used © 2021 nVent 89074140 - 13 -... -
Page 14: Displaying And Changing Program Variables
The Remote Access Control has a normally open dry contact alarm output with a resistive load rating of 250 VAC at 3 amps. Two yellow 18 AWG wires located at the back of the air conditioner provide a connection to this output. © 2021 nVent 89074140 - 14 -... -
Page 15: Alarm Input Connection
Read and change the state of IP addressing (static or dynamic) • Read current Alarm Status SOFTWARE AND CONFIGURATION FILE DOWNLOADS The PC Interface Tool, MIB file, EDS file, EtherNet_IP Object file and Coil_Register file can be downloaded from www.hoffmanonline.com. © 2021 nVent 89074140 - 15 -... -
Page 16: Using The Pc Interface Tool
To change to statically assigning IP Address Mode Uncheck Use DHCP Server checkbox • • Enter Device IP Address, Subnet Mask, Gateway IP Address, Trap IP Address and Community • Click Load Ethernet Info button © 2021 nVent 89074140 - 16 -... -
Page 17: Ethernet Communication Mode
Enter Device IP Address, Subnet Mask, Gateway IP Address, Trap IP Address and Community • Click Load Ethernet Info button ALARM LOG ACCESSIBLE WITH SNMP Using custom software with the provided MIB file gives the ability to view a log of the last 25 alarms • © 2021 nVent 89074140 - 17 -... -
Page 18: Remote Access Control Pin-Out
ID GND Y (na) U2 INPUTS GND (na) T1, EVAP IN THERMISTOR T2, EVAP OUT THERMISTOR T1, T2 GND CONTROLLER POWER BLK40 CONTROLLER POWER WHT41 POWER GROUND BLACK U3 DATA DIRECTION GREEN DATA WHITE © 2021 nVent 89074140 - 18 -... -
Page 19: Schematic And Wiring Diagram For Remote Access Control
SCHEMATIC AND WIRING DIAGRAM FOR REMOTE ACCESS CONTROL N36 1-PHASE GENERIC SCHEMATIC (ACTUAL UNIT OPTIONS MAY VARY) N36 8K BTU 230V ONLY SCHEMATIC (ACTUAL UNIT OPTIONS MAY VARY) © 2021 nVent 89074140 - 19 -... -
Page 20: N36 3-Phase Generic Schematic (Actual Unit Options May Vary)
N36 3-PHASE GENERIC SCHEMATIC (ACTUAL UNIT OPTIONS MAY VARY) © 2021 nVent 89074140 - 20 -... -
Page 21: N36 1-Phase Generic Wire Diagram For Remote Access Control (Actual Unit Options May Vary)
N36 1-PHASE GENERIC WIRE DIAGRAM FOR REMOTE ACCESS CONTROL (ACTUAL UNIT OPTIONS MAY VARY) © 2021 nVent 89074140 - 21 -... -
Page 22: N36 8K Btu 230V Only Wire Diagram (Actual Unit Options May Vary)
N36 8K BTU 230V ONLY WIRE DIAGRAM (ACTUAL UNIT OPTIONS MAY VARY) © 2021 nVent 89074140 - 22 -... -
Page 23: N36 3-Phase Generic Wire Diagram For Remote Access Control (Actual Unit Options May Vary)
N36 3-PHASE GENERIC WIRE DIAGRAM FOR REMOTE ACCESS CONTROL (ACTUAL UNIT OPTIONS MAY VARY) © 2021 nVent 89074140 - 23 -... -
Page 24: Dimensional Drawings
DIMENSIONAL DRAWINGS N36 GENERIC MODEL DRAWING WITH REMOTE ACCESS CONTROL 89082928 © 2021 nVent 89074140 - 24 -... -
Page 25: Installation Instructions With Remote Access Control
Electrical circuit should be fused with slow blow or HACR circuit breaker. 6. Set controller setpoints for required cabinet temperature. Refer to DISPLAYING AND CHANGING PROGRAM VARIABLES on page 14 for setpoint adjustment and operation. 89074387 Surface Mount Figure 2 Cut-out Drawing © 2021 nVent 89074140 - 25 -... -
Page 26: Maintenance
1. Flush the filter with warm water from the exhaust side to the intake side. DO NOT USE CAUSTICS. 2. After flushing, allow filter to drain. Placing it with a corner down will assure complete drainage. © 2021 nVent 89074140... -
Page 27: Condenser And Evaporator Air Movers
CAUTION Operation of the air conditioner in areas containing airborne caustics or chemicals can rapidly deteriorate filters, condenser coils, blowers and motors, etc. Contact nVent Equipment Protection for special recommendations. REFRIGERANT LOSS Each air conditioner is thoroughly tested prior to leaving the factory to insure against refrigeration leaks. Shipping damage or microscopic leaks not found with sensitive electronic refrigerant leak detection equipment during manufacture may require repair or recharging of the system. -
Page 28: Refrigerant Properties Chart (R 134A)
13-15 N360646GXXX 80-100 1.4-1.9 17-26 9-19 65-80 5.6-7.6 12-29 14-30 N360816GXXX 80-100 6.2-9.1 16-34 16-36 65-80 3.8-5.0 13-31 8-20 N360826GXXX 80-100 4.1-5.6 17-42 11-22 65-80 1.4-1.9 12-28 10-22 N360846GXXX 80-100 1.5-2.1 15-35 12-31 © 2021 nVent 89074140 - 28 -... -
Page 29: 6000 Btu/Hr. Unit Characteristics
+/- 10% of rated Cooling Amps at Max Conditions 8.6/9.4 4.7/5.0 1.8/2.1 Heating Amps 12.2 Compressor RLA / LRA 5.5/39.2 2.4/23.0 1.7/8.1 Evaporator Fan RLA .78/.93 .39/.53 .39/.53 Condenser Fan RLA .78/.93 .39/.53 .39/.53 © 2021 nVent 89074140 - 29 -... -
Page 30: 8000 Btu/Hr. Unit Characteristics
+/- 10% of rated Cooling Amps at Max Conditions 9.9/11.6 5.1/6.6 2.3/2.5 Heating Amps 12.2 Compressor RLA / LRA 5.4/38 3.7/19.0 2.0/16.0 Evaporator Fan RLA .78/.93 .39/.53 .39/.53 Condenser Fan RLA 1.2/1.5 .39/.53 .39/.53 © 2021 nVent 89074140 - 30 -... -
Page 31: Service Data
Impeller, Condenser 10-1091-138 10-1091-124 10-1091-124 Impeller, Evaporator 10-1091-123 10-1091-124 10-1091-124 Relay, Compressor Start 89172340 Relay, Phase Monitor 10-1005-95 Thermal Expansion Valve 89074083 89074083 10-1040-42 Thermostat, SPDT, 55-100F 10-1061-16 10-1061-16 10-1061-16 Transformer, Input Power 10-1006-128 © 2021 nVent 89074140 - 31 -... -
Page 32: Controller Components List
0.89 Tons 0.65 Tons 1.09 Tons 1.30Tons 1.34Tons Equivalent 0,81 Tonnen 0,89 Tonnen 0,65 Tonnen 1,09 Tonnen 1,30 Tonnen 1,34 Tonnen Ekwilalent 0,81 Tony 0,89 Tony 0,65 Tony 1,09 Tony 1,30 Tony 1,34 Tony © 2021 nVent 89074140 - 32 -... - Page 33 NOTES © 2021 nVent 89074140 - 33 -...
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Page 34: Trouble Shooting
(replace upper access panel for safety). This will activate the switch in the thermostat. Turn the power on and if all impellers and the compressor come on, the thermostat needs to be replaced. © 2021 nVent 89074140 - 34 -... -
Page 35: Symptoms And Possible Causes - Thermostat Version
Unit blows breakers Short in system Drain plugged Drain tube kinked Getting water in enclosure Enclosure not sealed (allowing humidity in) Mounting gasket damaged For additional technical support, contact nVent Equipment Protection at 800-896-2665. © 2021 nVent 89074140 - 35 -... -
Page 36: Basic Air Conditioning Trouble Shooting Check List - Remote Access Control Version
» Unit still in Recycle Time Delay mode » Enclosure temperature below cooling Wait and/or heat enclosure thermistor T1 setpoint temperature 6. The compressor and the condenser (Ambient or “HOT” air) impeller(s) should turn on. Is there adequate airflow? © 2021 nVent 89074140 - 36 -... -
Page 37: Symptoms And Possible Causes - Remote Access Control Version
Unit blows breakers Short in system Drain plugged Drain tube kinked Getting water in enclosure Enclosure not sealed (allowing humidity in) Mounting gasket damaged For additional technical support, contact nVent Equipment Protection at 800-896-2665. © 2021 nVent 89074140 - 37 -... - Page 38 NOTES © 2021 nVent 89074140 - 38 -...
- Page 39 NOTES © 2021 nVent 89074140 - 39 -...
- Page 40 Rev. W © 2021 nVent 89074140 P/N 89068450...
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