Engine And Heater Startup - Generac Power Systems MAC 550F Owner's Manual

Operation

Engine and Heater Startup

Close all doors that access the unit's interior.
1.
IMPORTANT NOTE: All doors on the unit must be
closed during operation.
Turn the ignition key to ON.
2.
The screen displays "Engine Preheat"
1).
Figure 3-1. Engine Preheat
When the screen displays "Start Engine"
3.
3-2), turn ignition key to START.
Figure 3-2. Start Engine
The screen displays "Engine Warming -- Please
4.
Wait." (Figure 3-3).
10
(Figure 3-
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(Figure
Start Engine
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Figure 3-3. Engine Warming
When the coolant temperature reaches 140
5.
(60 , engine warming is complete and the heater
°C)
automatically begins warming. The screen displays
"Heater is warming up--Please wait"
Figure 3-4. Heater Warming
When the heater is warm, heat begins blowing from ducts
and the screen displays "Heater On--Press Off to stop
the heater" (Figure 3-5).
Figure 3-5. Heater On
Owner's Manual for Flameless Air Heater
Engine Warming --
Please Wait
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F
°
(Figure 3-4).
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Heater On--Press Off
to stop the heater.
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