52
1. My display will not come on.
1 a. Check batteries and battery connections.
1 b. Reset the thermostat.
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2. The auto fan feature will not operate properly.
2 a. Remove the thermostat from the wall plate and set the
HG/HE switch to the correct position.
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3. My display is erratic.
3 a. Reset the thermostat and reprogram your settings.
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4. The program will not change at my desired
setting.
4 a. Check that the time is set properly to AM or PM.
4 b. Make sure the thermostat is not in permanent override
mode.
4 c. Check that the day setting is correct.
TrouBlEShooTing
Summary of Contents for 44156
Page 2: ...2...
Page 8: ...8 Y RC G W Y RC G W...
Page 12: ...12 W R C Y G...
Page 14: ...14 W R C Y G...
Page 16: ...16 G RCRHY 0W B R C G Y1 Y 0 W B Y 1 Terminal Shield...
Page 20: ...20 1 2 Tab...
Page 22: ...22 reset...
Page 24: ...24 day time AM PM...
Page 26: ...26 AM HEAT 4 T...
Page 28: ...28 AM HEAT 2 TH...
Page 30: ...30 hold return system off heat cool HOLD...
Page 34: ...34 AM PM program hold return system off heat cool...
Page 36: ...36 AM PM HEAT COOL SA 2 1 3 4 SU M T W TH F program hold return system off heat cool...
Page 38: ...38 FILTER filter...
Page 40: ...40 HEAT COOL system off heat cool reset...
Page 42: ...42 PM COOL 4 M STAGE 1 STAGE 2...
Page 44: ...44 hold return...
Page 46: ...46...
Page 49: ...49 wiring Diagrams...
Page 50: ...50 wiring Diagrams CONT...
Page 51: ...51 wiring Diagrams CONT...