Proheat X45–School Bus - Manual (Page 23)

Figure 3-4 Allow minimum 6" clearance
for hose connections.
PROHEAT INSTALLATION & SERVICE 3-2
SELECT YOUR LOCATION
The most suitable location for mounting the heater will vary depending
on the type of vehicle. Recommended mounting locations are:
• Behind the cab across the frame rails (1).
• On either side of the frame rails (2).
• In an existing enclosure on the vehicle (step or toolbox) (3).
LOCATING THE HEATER
GENERAL CONSIDERATIONS
• Never mount the heater to two separate parts of the vehicle.
• Avoid mounting the heater in areas of excessive vibration.
• Do not mount the heater directly to the engine.
• Do not mount the heater beneath a wood floor without a proper fire wall
above the heater.
• Avoid mounting the heater in areas of excessive dust, dirt and moisture
accumulation.
• The heater must be easily accessed for service.
Figure 3-2 Recommended Mounting Positions
You Choose
☞
Figure 3-3
1
2
2
3
COOLANT OUT
COOLANT IN
MINIMUM
CLEARANCE 6"
FUEL IN
WARNING
Never locate the heater inside
the vehicle cab. (See Figure 3-3)
CAUTION
Do not weld PROHEAT heater
mounting brackets to the
vehicle frame.
If repairs to the vehicle require
welding, disconnect the PROHEAT
power cable at the PCM. This will
prevent damage to the PROHEAT
electronics.
3.1
3.1.2
3.1.1