Chapter 9 - Electrical
2.
Fuse and Relay Center,
Caterpillar diesel engine
•
Location: Open the hood to reach the fuse and
relay center. It is mounted on the firewall, imme-
diately forward of the steering column.
•
There are three positions in the relay center.
The fuses and relays for standard equipment
occupy position three, the most inboard posi-
tion. See Figure 9.2.
Position 1
Position 2
Figure 9.2
Item
Accessory Relay
Start Relay
Park Buzzer Relay
Fan relay
Fan Fuse
Voltage Regulator
Key Switch Main
Glow Plug Timer
Unused
Unused
Position 3
Place
Rating
R1
20/35A 14V
R2
20/35A 14V
R3
20/35A 14V
R4
20/35A 14V
F1
20A ATM
F2
20A ATM
F3
25A ATM
F4
5A ATM
F5
N/A
F6
N/A
•
If it is necessary to remove one of the fuse and
relay holders from the fuse and relay center,
Insert a pair of small screwdrivers into the cavi-
ties above the top corner of the holder, and pry
up on the release tabs. See Figure 9.3.
•
Pry down on the bottom release tab of tabs, in
similar fashion, and remove the fuse and relay
holder.
276
Figure 9.3