Honeywell T874G- Manuals

Honeywell T874G– User Manual, Manual in PDF format online.

Manuals:

User Manual Honeywell T874G

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Summary

Page 2 - T874G,R MULTISTAGE HEAT PUMP THERMOSTATS AND Q674F,J,L SUBBASES; CAUTION; Location; Mounting the Subbase; IMPORTANT; Wiring the Subbase

69-0268—11 2 T874G,R MULTISTAGE HEAT PUMP THERMOSTATS AND Q674F,J,L SUBBASES CAUTION 1. Disconnect power supply to prevent electricalshock or equipment damage. 2. Run wires as close as possible to thesubbase. To prevent interference with thethermostat linkage, keep wire length to aminimum. Push exce...

Page 8 - HT. LEDs and W3 terminal for additional heat stage.

69-0268—11 8 T874G,R MULTISTAGE HEAT PUMP THERMOSTATS AND Q674F,J,L SUBBASES M5072A (HOT) L1 L2 1 LACO CHP Y B E O G L X W2 W3 R ODT 1 RTD 1 EHR 1 RTD 2 ODT 2 EHR 2 RTD 3 RD SYSTEM MONITOR FAN RELAY COMPRESSORCONTACTOR COOL CHANGEOVERVALVE EM. HT. RELAY RTD 1 AUX. HT.LED (GREEN) EM. HT.LED (RED) FAN...

Page 9 - Mounting the Thermostat; not; Do not overtighten

69-0268—11 9 T874G,R MULTISTAGE HEAT PUMP THERMOSTATS AND Q674F,J,L SUBBASES Fig. 10. Internal schematic and typical wiring diagram for T874R/Q674L in heat pump system. Includes EM. HT. and AUX. HT. LEDs. L1 (HOT) L2 1 X L W2 EM. HT.LED (RED) AUX. HT.LED (GRN) AUX. HT.RELAY FAN RELAY "B" REL...

Manual Honeywell T874G

1 Page 1
2 Page 2
3 Page 3
4 Page 4
5 Page 5
6 Page 6
7 Page 7
8 Page 8
9 Page 9
10 Page 10
11 Page 11
12 Page 12

Summary

Page 2 - T874G,R MULTISTAGE HEAT PUMP THERMOSTATS AND Q674F,J,L SUBBASES; CAUTION; Location; Mounting the Subbase; IMPORTANT; Wiring the Subbase

69-0268—11 2 T874G,R MULTISTAGE HEAT PUMP THERMOSTATS AND Q674F,J,L SUBBASES CAUTION 1. Disconnect power supply to prevent electricalshock or equipment damage. 2. Run wires as close as possible to thesubbase. To prevent interference with thethermostat linkage, keep wire length to aminimum. Push exce...

Page 8 - HT. LEDs and W3 terminal for additional heat stage.

69-0268—11 8 T874G,R MULTISTAGE HEAT PUMP THERMOSTATS AND Q674F,J,L SUBBASES M5072A (HOT) L1 L2 1 LACO CHP Y B E O G L X W2 W3 R ODT 1 RTD 1 EHR 1 RTD 2 ODT 2 EHR 2 RTD 3 RD SYSTEM MONITOR FAN RELAY COMPRESSORCONTACTOR COOL CHANGEOVERVALVE EM. HT. RELAY RTD 1 AUX. HT.LED (GREEN) EM. HT.LED (RED) FAN...

Page 9 - Mounting the Thermostat; not; Do not overtighten

69-0268—11 9 T874G,R MULTISTAGE HEAT PUMP THERMOSTATS AND Q674F,J,L SUBBASES Fig. 10. Internal schematic and typical wiring diagram for T874R/Q674L in heat pump system. Includes EM. HT. and AUX. HT. LEDs. L1 (HOT) L2 1 X L W2 EM. HT.LED (RED) AUX. HT.LED (GRN) AUX. HT.RELAY FAN RELAY "B" REL...

Honeywell Manuals