
11
JumperSettingsforELECTH‐HPUMPandHE‐HG:
Thereare6jumperedpinsonthethermostatcircuitboardthatidentifywhetheryoursystemis:
‐ Gasorelectricheater
‐ Non‐heatpumporheatpumpsystem.
Youmustensurethatthesepinsaresetcorrectlyforyoursystem.Thepinlocationisshownin
thefollowingdiagramwhichis
locatedatbacksideofZTS‐110.
Jumper FunctionDescription
SettoELECTHfornon‐heatpumpsystem(Default).
‐ Whenthereisaheatingrequest,thermostatwillturnonW1
‐ Whenthereisacoolingrequest,thermostatwillturnonY
SettoHPUMPforheatpumpsystem.
‐ Whenthereisaheatingrequest,thermostatwillturnonYandB
‐ Whenthereisacoolingrequest,thermostatwillturnonYandO
SettoHGforGasheat‐fancontrolledunit(Default),
Fanwillmaintainoffstate.
SettoHEforElectricalheat‐fancontrolledunit,
Fanwillbeturnedonwhenthereisheatingoutput.
Note:
TheHEandHGjumpercontrolstheFanwhensettoAutoinheatingmode.
If user selects Fan ON at thermostat,the Fan will be turned on without considering the HE‐HG
jumperselection.
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