CI500 / CI750 Diagnostics (cont.)
PROBLEMS
7 times
10 times
No flash
Light flashes alternately between red
and yellow after start-up
* Disconnecting power to burner circuit board controller will not reset burner controller.
Ventilation Troubleshooting
Motor Does Not Run
Motor "Hums," Does Not Run
Foreman Ductable Dual Fuel Indirect-Fired Heater
Flame sense lost after ignition
Defective motor
Defective burner controller
Burner does not start
Poor voltage supply to heater.
Check for power to fan motor
Bad motor relay
Bad electrical connections
Check for binding fan, or defective capacitor
Owner's Manual • Foreman
CAUSE
Poor ground
Improperly sized propane gas
supply
Replace motor
Replace burner controller
Ensure proper power supply,
check all breakers
One of the high heat safety
switches tripped
Line fuse is blown or not con-
nected
Defective burner control
Ensure heater receives proper
voltage.
35
SOLUTION