Troubleshooting: 7-6
7.0 Engine overheats
Possible Cause Solution
7.1 Poor ventilation in the van. Open all the van doors.
Install a roof vent in the van.
Remove any dividers or other objects impeding airow
around the truckmount.
7.2 Low oil level. Check the level and ll as necessary.
Running the engine with a low oil level can
cause severe damage to the engine. If
this situation occurs, the engine should be
inspected by a qualied service technician.
7.3 The engine rpm is too
high.
Check the engine rpm. Adjust as necessary to run at
3,150 rpm under a vacuum load of 0” Hg.
7.4 Excessive back pressure
on the engine exhaust.
Inspect for blockage in the heat exchanger. Clean or
replace as necessary.