Service manual

INSTRUMENTATION SERVICE MANUAL NUMBER 26
Page 4D-14 90-861329--1 MARCH 1999
Fuel Tank Sender
Flange Type
TESTING
1. Disconnect wire from terminal on sending unit and ground wire from sending unit mount-
ing screw.
2. Remove sending unit from fuel tank.
3. Connect ohmmeter between sending unit terminal and sending unit housing.
4. With float arm in FULL position (arm horizontal), ohmmeter should read 30 ohms
(+
5 ohms).
72755
b
a
a-Ohmmeter Leads
b-Vertical Float Arm
5. With float arm in EMPTY position (arm vertical) meter should read 240 ohms (+
5 ohms).
Sender is defective if not within specifications.
72756
a
b
a-Ohmmeter Leads
b-Vertical Float Arm
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