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Two stage with zone pump and zone valve, Typical powered relay, Unpowered relay – tekmar 512 Programmable Thermostat Installation User Manual

Page 16: Stage 2 zone valve 24 v (ac) class 2 transformer

Two stage with zone pump and zone valve, Typical powered relay, Unpowered relay | Stage 2 zone valve 24 v (ac) class 2 transformer | tekmar 512 Programmable Thermostat Installation User Manual | Page 16 / 20 Two stage with zone pump and zone valve, Typical powered relay, Unpowered relay | Stage 2 zone valve 24 v (ac) class 2 transformer | tekmar 512 Programmable Thermostat Installation User Manual | Page 16 / 20