TM 9-6115-664-13&P
4-56. AIR HEAT GLOW PLUG MAINTENANCE
This task covers removal, inspection, and installation
INITIAL SETUP
Tools:
Equipment Condition:
Shop Equipment, Automotive Maintenance
Engine Air Filter Removed (Para. 4-43)
and Repair (Item 1, App. B)
A.
REMOVAL.
1.
Disconnect electrical wires (1, 2, Figure 4-46) from
glow plugs (5) by removing nuts (3) and washers (4).
2.
Unscrew two glow plugs (5) and attached spacers
(6) from engine block. Retain spacers.
B.
INSPECTION.
1.
Inspect electrical wire for cuts, abrasions, and bare
wire. Check wiring insulation for damage.
2.
Inspect glow plugs for obvious damage. Inspect
probe portion of plugs for cracks or signs of heat
stress.
C.
INSTALLATION.
1.
Screw two glow plugs (5, Figure 4-46) and attached
spacers (6) into engine block.
2.
Connect electrical wires (1, 2) to glow plugs (5)
using nuts (3) and washers (4).
3.
Install engine air filter (Para. 4-43).
Figure 4-46. Air Heat Glow Plug
4-126
