ARMY TM 9-6115-670-14&P
4-62
4.26. TEMPERATURE SWITCH.
This task covers:
a. Test
b. Replace
INITIAL SETUP
Tools
Shop Equipment, Electrical Repair,
Semitrailer Mounted
(Item 3, Appendix B)
Equipment Conditions
Engine stopped and allowed to cool completely.
MASTER ON-OFF switch on APU controller set to
OFF.
Materials/Parts
Temperature Switch
Sealing Compound 88-20595-2
(Item 18, Appendix F)
TEST
a. Squeeze sides and remove electrical lead (2, Figure 4-13) from temperature switch (1).
b. Remove temperature switch (1) from water flange (3).
c. Place lead of multimeter on each end of temperature switch (1) and test for no continuity. If
continuity is observed, switch is faulty. Replace switch.
REPLACE
a. Squeeze and remove electrical lead (2) from temperature switch (1).
b. Remove temperature switch (1) from water flange (3).
c. Apply sealing compound to threads on new temperature switch (1).
d. Install new temperature switch (1) into water flange (3).
e. Install electrical lead (2) on new temperature switch.
