Carrier 50MQ User Manual
Page 5
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The 50MQ unit transformer supplies 24-v
power for complete system including accessory
electric heater up to 10 kw. Electric heaters over
10 kw are equipped with 24-v transformer used to
power heater controls.
GROUND
LUG
(IN SPLICE BOX)
Fig. 6 — Line Power Connections
HH07AT070
THERMOSTAT
HH93AZ076 SUBBASE
UNIT CONTROL
WIRING TERMINAL BOARD
HH07AT070 THERMOSTAT
HH93AZ074 SUBBASE
50 MO
UNIT CONTROL
WIRING
TERMINAL BOARD
--------- Field Wiring, min 18 AWG
--------- Factory Supplied Wires
HR — Heater Relay
R — Relay
SEQ — Sequencer
Splice
Fig. 7 — Control Circuit Connections
5
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