Temperature Gauge Sender
1. Lower the coolant level in the engine and remove the
temperature gauge sender.
2. Put the switch in a container of oil with a thermometer
and heat the oil.
3. With an Ohm meter connected as shown, the follow
ing resistance readings should be indicated.
o
90.5 - 117.5 ohm at 160
F (70
o
21.3 - 26.3 ohm at 207
F (115
CAUTION
Handle hot oil with special care to prevent
personal injury or fire.
Workman 3300-D/4300-D
o
C)
o
C)
Page 4 - 27
1
Figure 27
1. Temperature gauge sender
Figure 28
Liquid Cooled Diesel Engine