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Engine and Controls (continued)
Trouble, Symptom and Condition
Probable Cause
Test, Check and Remedy
8.
Engine Overheats.
a. Dirt or sludge in Coolant
Drain coolant, flush radiator, put
in clean coolant. Refer to
Perkins Engine User’s Manual
in Chapter 5 for instructions.
b. Debris and dirt in radiator
core.
Clean radiator core carefully.
Refer to Perkins Engine
User’s Manual.
c. Fan belt slips or is broken.
Tighten belt or replace as
required
OM-2063 / Operation and Maintenance Manual
Jet-Ex 4D / Spec. 7003A-3 and 7003B-3 / Generator Sets
Chapter 2-2
Dec 31/92
Page 8