TM 9-2320-289-20
4-14.
O I L P R E S S U R E A N D C O O L A N T T E M P E R A T U R E S E N D I N G U N I T S
REPLACEMENT.
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Equipment Condition
Materials/Parts
Both battery negative cables disconnected.
Pipe sealant
(See paragraph 4-38)
(Item 43, Appendix C)
NOTE
If removing oil pressure sending unit (2), perform step 1.
If removing coolant temperature sending unit (4), perform step 2.
Tag all leads for installation.
1.
Remove air cleaner. (See paragraph
3-9) Disconnect lead from oil
pressure sending unit (2). Remove oil
pressure sending unit from fitting (3).
Remove fitting from engine block (1).
2.
Drain
cooling
system.
(See
paragraph 3-30)
Disconnect
lead
from coolant temperature sending
unit (4). Remove coolant temperature
sending unit from engine block (1).
Clean old pipe sealant from engine
block.
NOTE
If installing coolant temperature
sending unit (4), perform step
1.
If installing oil pressure sending
unit (2), perform step 2.
1.
Coat coolant temperature sending
unit (4) threads with pipe sealant and
install on engine block (1). Connect
lead to coolant temperature sending
unit.
Fill cooling system.
(See
paragraph 3-30)
4-35
