Rheem RGFG Installation Instructions Manual page 93

FIGURE 53
WIRING DIAGRAM FOR MODULATING HEAT (NO DUAL FUEL) (NON-COMMUNICATING)
**
*2 STAGE COOLING ONLY
**WARNING: DO NOT APPLY 24VAC TO THE V/W2 TERMINAL ON THE IFC (THIS IS OFTEN DONE DURING SETUP, TROUBLESHOOTING AND/OR
DIAGNOSING PROBLEMS). DOING SO WILL DAMAGE THE THERMOSTAT.
FIGURE 54
FULLY MODULATING – TYPICAL DUAL FUEL APPLICATION – SINGLE STAGE HEAT PUMP (NON-COMMUNICATING)
**WARNING: DO NOT APPLY 24VAC TO THE V/W2 TERMINAL ON THE IFC (THIS IS OFTEN DONE DURING SETUP, TROUBLESHOOTING AND/OR
DIAGNOSING PROBLEMS). DOING SO WILL DAMAGE THE THERMOSTAT.
NON-COMMUNICATING
MODULATING THERMOSTAT
Y Y
2
Y (Y )
H 2
V / W2
Y * (Y )
*
L 1
THERMOSTAT MODEL: (-)HC-TST401MDMS
REMOTE SENSOR: F1451378
Y (Y
Y (Y
L
(1) FOR REMOTE SENSOR INSTALLATION
(1) SEE THERMOSTAT INSTALLATION INSTRUCTIONS
**
)
2
)
*
1
93