Wiring Schematic for HBC/PHBC/CHBC/RHBC/HYB/PHYB

FORM 115.20-NOM2 (105)

INSTALLATION

T334 THERMOSTAT

Heat-Off Cool, Fan Auto-On, 24V, Manual changeover, 4-Wire Thermostat (R, G, Y, W) Adj. Heat Anticipator, Fixed Cooling Anticipator, Fan Cycling (Cooling) or (Heating/Cooling), No Heating Required.

T404 THERMOSTAT

Heat-Off Cool, Fan Auto-On, 24V, Manual changeover, 6-Wire Thermostat (R, G, O, Y, W, B) Adj. Heat / Fixed Cool Anticipator, Fixed Cooling Anticipator, Fan Cycling.

(O & B can be used for cool and heat relays respectively, or for cool & heat water valves.)

T200 THERMOSTAT OPTION (W/CONTROLLER)

Heat-Off Cool, Fan -On, 24V, Manual changeover, 7-Wire Thermostat (R, C, Hi, Med, Lo, 24V Heat, 24V Coil), Auto fan speed control, digital readout, auto-overide.

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FIG. 3 – WIRING SCHEMATIC FOR HBC/PHBC/CHBC/RHBC/HYB/PHYB

YORK INTERNATIONAL