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 TM 9-2320-285-24-1
2-73.
HEATERS MAINTENANCE (CONT)
e.
Coolant Heater and Pump.
This task covers:
a. Removal
c. Inspection
b. Disassembly
e. Reassembly
c. Cleaning
f. Installation
INITIAL SETUP:
Tools
No. 1 Common Organizational Maintenance
Electrical tape
Item 37, Appendix C
Tool Kit
Antiseize
Screwdriver, flat tip
compound
Item 38, Appendix C
Screwdriver set, cross tip
Tie straps
FSCM 96906 PN MS3667-1-9
Adjustable open end wrench
Three wire
Combination wrench set
connectors
FSCM 11117 PN B2H
Slip joint pliers
Scratch wire brush
Personnel Required
Safety glasses
Wheel Vehicle Mechanic MOS 63B
Tool kit, electrical connector
Crimping tool
Equipment Condition
Wire stripper
Paragraph
Condition Description
Materials/Parts
Vehicle parked on level
Cleaning
surface, engine off, and
solvent
Item 1, Appendix C
parking brake applied.
Clean cloths
Item 2, Appendix C
Winterization system cable
Tags
Item 14, Appendix C
disconnected from junction box.
Detergent
Item 27, Appendix C
2-15a(1)
Cooling system drained.
STEP
LOCATION
ITEM
ACTION
REMARKS
REMOVAL
WARNING
Coolant heater and pump operate from a 110 Vac commercial power
source. Disconnect winterization system cable from receptacle at front
bumper of tractor before proceeding. Serious injury or death can result
from contact with energized 110 Vac power lines.
1
Engine
a.
Clamp (2)
Loosen
block,
b.
Hose (1)
Disconnect
Pull from fitting (40)
left side
c.
Clamp (2)
Remove
From hose (1)
d.
Fitting (40)
Remove
From engine block
2
Engine
a. Clamp (4)
Loosen
oil cooler
b. Hose (3)
Disconnect
Pull from fitting (37)
2-837
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