User's Manual

5
C. If you have a multi stage HVAC system comprised of a fossil fuel
heater with air conditioning the Venstar VOYAGER will require the
5wiresmentionedabove(R,C,W,Y,andG)plusanadditionalwire
foreachadditionalstageofHeatingorCooling.Youmayreduce
the 5 wire requirement to 4 if you give up independent fan control,
orusetheoptionalaccessory;Add-A-Wire.
D. Ifyouhaveaheat pump without aux heat the Venstar VOYAGER
willrequire5wires:R(24Vac),C(24Vac),W1/O/B(reversingvalve),Y
(1ststagecompressor),andG(fan).Ifthereareonly4wirespresent
thatareconnectedtotheexistingthermostat,thereareatleast
3optionsavailabletoconnecttheVenstarVOYAGERthermostat,
they are:
1. Usethe4wiresasinstructedbelowandnotethatthefanwill
onlyoperatewithaHeatingorCoolingdemand.
2. PullnewthermostatwirefromtheHVACequipmenttothe
thermostat so that there are at least 5 wires available.
3. PurchaseandinstallaVenstarAdd-A-Wireaccessory(ACC-0410).
E. If you have a heat pump with aux heat the Venstar VOYAGER will
require6wires:R(24Vac),C(24Vac),W1/O/B(reversingvalve),Y(1st
stagecompressor),W2(AuxHeat)andG(fan).Ifthereareonly5
wirespresentthatareconnectedtotheexistingthermostat,there
areatleast3optionsavailabletoconnecttheVenstarVOYAGER
thermostat, they are:
1. Usethe5wiresasinstructedbelowandnotethatthefanwill
onlyoperatewithaHeatingorCoolingdemand.
2. PullnewthermostatwirefromtheHVACequipmenttothe
thermostat so that there are at least 6 wires available.
3. PurchaseandinstallaVenstarAdd-A-Wireaccessory(ACC-0410).