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Operating Instructions and Owner’s ManualENERCO GROUP, INC. |Direct Fired Portable Heater
WIRING DIAGRAM
3500 SERIES MODELS
FU Fuse 20A
IT Transformer H.V.
LI1 Overheat Thermostat
EV1 Solenoid Valve 1°
FO Photocell
CO Condenser
MV Fan Motor
ST Electric pilot
RV Control
TA Room Thermostat
RE Relays
AP Control Box
PA Air pressure control
RF Heater Filter
FUA Fan thermostat
PE Ground
DRAWING LEGEND
6000 SERIES MODELS
120V - 1~ - 60Hz