TM 9-2320-289-34
3-47.
BROKEN GLOW PLUG REMOVAL.
This task covers:
a. Removal
INITIAL SETUP:
Equipment Condition
General Safety Instructions
l Fuel injector nozzle at broken glow plug
. Compressed air used to remove glow
removed. (See paragraph 3-5)
plug should never exceed 30 psi
(207 kPa).
a.
REMOVAL
1.
Place finger over fuel injector nozzle port. Rotate torsional damper to raise piston in affected
cylinder to “Top Dead Center.”
2.
Unscrew and move glow plug
prechamber.
Compression will change when “Top Dead Center” is reached,
back and forth to break off glow plug tip into cylinder head
WARNING
Compressed air used to remove glow plug should never exceed 30 psi
(207 kPa). Use only effective chip guarding and personnel protective
equipment (goggles/shieid, gloves, etc.). Failure to follow this warning
may result in serious injury to personnel.
3.
Direct compressed air into glow plug port to remove glow plug tip through fuel injector nozzle
port,
4.
If preceding procedure does not remove broken glow plug, remove cylinder head. (See
paragraph 3-7)
FOLLOW-ON TASKS:
l Install fuel injector nozzle. (See paragraph 3-27)
l lnstall new glow plug. (See TM 9-2320-289-20)
3-178
