Generac Mobile MFH900, Owner'S Manual

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12 Owner’s Manual for Flameless Air Heater
General Information
Controller Display: Alert (Icon) Definitions
See Figure 2-9 . The controller displays many alerts in
specific areas of the controller (A). Alerts are often
accompanied by explanatory text (B).
Figure 2-9. Alerts Display
Some alerts are routine and indicate normal unit function;
others indicate problems.
Routine Alerts
The alerts described below are routine and indicate
normal unit function.
Warning and Fault Alerts
When a warning or fault alert displays, the unit requires
inspection or service. See
Troubleshooting for more
information.
A
B
Icon Icon ID State Indicated Condition
Engine At Work Speed Steady ON (green) Engine is at desired work speed or higher (about 2,200
rpm or higher)
Engine At Idle Steady ON (green) Engine is at idle rpm (about 800 rpm or lower)
Wait to Start Steady ON Glow plugs are ON—engine is preheating
Engine Heating Steady ON (amber) Engine is heating coolant to a minimum temperature
Engine Cooling Steady ON (blue) Engine ECU indicates engine is cooling
Heater Cooling Steady ON During unit shutdown
Heater Heating Steady ON During unit shutdown
Wait To Disconnect Steady ON (amber) DEF purge cycle in progress (may take up to 10 minutes)
Corresponds with battery disconnect indicator light
Delayed Engine
Shutdown Steady ON DPF outlet temperature is above a set temperature
threshold
Steady ON (amber)
and
Steady ON—Engine
Cooling lamp Engine is cooling