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2.21.8.2 Test.
Figure 2-122. Fuel Injection Nozzle Removel, Model 609-C and US636HCCD-1.
TM-10-4320-344-24 Pump Assembly Water 600 GPM Model 609-A (NSN 4320-01-184-7494) Model 609-C (NSN 4320-01-261-6470) Model US636HCCD-1 Manual
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TM 10-4320-344-24
2.21.9
Fuel Injection
Nozzle Maintenance. Models 609-C and US636HCCD-I.
This task covers:
2.21.9.1 Removal
2.21.9.3 Installation
2.21.9.2 Test
INITIAL
SETUP
Tools
Material/parts
(Continued)
General Mechanic’s Automotive
Diesel Fuel, Appendix C, Item 10
Tool Kit, Appendix B, Section III,
Rags, Appendix C, Item 20
Item 1
Tags, Appendix C, Item 31
Sealing Ring, TM 10-4320-344-24p
Goggles, Appendix B, Section III,
Item 2
Equipment Conditions
Gun, Air Blow, Appendix B, Item 2
Fuel Leakoff Manifold Assembly and
Fuel Injection Lines disconnected and
Torque
Wrench, Appendix B, Section
capped, paragraph 2.21.7.
III, Item 2
General Safetv Instructions
Nozzle Puller, Appendix B, Section
III, Item 6
Diesel fuel is flammable.
Keep sparks,
cigarettes, and open flame away from fuel
Pulling Device, Appendix B, Section
system components.
III, Item 7
Do not work on equipment without
Gasket Puller, Appendix B, Section
following standard shop safety
III, Item 8
precautions.
Nozzle Tester, Appendix B, Section
III, Item 9
2.21.9.1 Removal.
a.
Remove six nuts (Figure 2-122,
1) and injection nozzle yokes (2).
b .
Tag and remove six
c .
Remove six sealing
( 4 ) .
fuel injection nozzles (3).
rings (4) from cylinder head (5).
Discard sealing rings
2.21.9.2
Testing
.
• Diesel fuel is flammable. Keep sparks, cigeretts, and open flame away from
fuel system components while working on engine.
•
To prevent the possibility of embedding foreign objects in the eyes, safety
glasses
must be worn when using compressed air.
•
Failure to obey these warnings may result in personal injury.
a .
Clean fuel injection nozzle (3) in clean diesel fuel and dry thoroughly with
filtered, compressed dry air.
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