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Page 28
TYPICAL ML180UH FIELD WIRING DIAGRAM
FIGURE 33
IGNITOR
*R
*NOTE − R" REQUIRED ON SOME OUTDOOR UNITS
FIGURE 34
INTEGRATED CONTROL
(Automatic Hot Surface Ignition System)
3 AMP, 32 VAC FUSE
HEAT FAN OFF
DELAY JUMPER
TERMINAL DESIGNATIONS
HUM
LINE
XFMR
EAC
COOL
HEAT
PARK
FLAME
NEUTRALS
Humidifier (120VAC)
Input (120VAC)
Transformer (120VAC)
Electronic Air Cleaner (120VAC)
Blower − Cooling Speed (120VAC)
Blower − Heating Speed (120VAC)
Dead terminals to park alternate speed taps
Flame sensor
Neutral terminals (120VAC)