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Mend Boss 242RF Thermostat Heating Timer

Boss Therm 242RF Room Thermostat timer does'nt work?

When i put it on timed it wont work but all other settings work fine ie: Comfort setting & set back setting.

Andy Smith
October 2011
BossBoss 242RFHeating, Home Heating SystemsThermostat Heating Timer

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Free repair help for Boss 242RF home heating systems