Service Manual User Manual

Section 10
10-80
Model 3606 • Origin 10/99
Figure 10– 102. Perkins engine/transmission senders.
Figure 10– 103. Operators display panel indicators.
a. Engine Coolant High Temperature Sender
Removal
1. Disconnect the negative (-) battery cable at the
negative battery terminal (Fig. 10– 104).
2. Unplug the wiring harness connector from the sender
(Fig. 10– 101 or 10– 102).
3. The sender is threaded into the engine block.
Remove the sender.
b. Engine Coolant High Temperature Sender
Disassembly
DO NOT disassemble the sender. Replace a defective or
faulty sender with a new one.
Figure 10– 104. Disconnect the negative (-) battery cable
at the negative (-) battery terminal.
c. Engine Coolant High Temperature Sender
Inspection and Replacement
Inspect the sender and the wiring harness connector ter-
minals for continuity. Replace a defective or faulty sender
with a new one.
d. Engine Coolant High Temperature Sender
Installation and Testing
1. Thread the sender (Fig. 10– 101 or 10– 102) into the
engine block snugly, then connect the wiring harness
connector lead to the sender.
2. Connect the negative (-) battery cable to the negative
(-) battery terminal (Fig. 10– 104).
3. Start the engine, allow it to reach operating
temperature, and observe the operators display
panel for sender indication. If the sender is not
defective, the problem could be elsewhere; possibly
in a shorted wire, improper-running engine, improper
coolant, obstructed or faulty radiator, water pump,
loose fan belt, defective display etc.
MS1770
Engine Coolant
Temperature Sender
Transmission
Temperature
Sender
PERKINS
ENGINE
1
2
34
F
N
R
D
A
BC
D
EF
G
H
OS0531
OS1040
Negative (-)
Terminal