John Deere POWERTECH 4045 User Manual
Page 175
Lubrication & Maint./2000 Hour/24 Month
OURGP11,0000082
–19–27JUL06–1/1
Test Glow Plugs for Continuity (4045HF475
And 6068HF475 Engines)
RG13802
–UN–18NOV04
Test Glow Plugs for Continuity
A—Glow Plug
CAUTION: To prevent accidental starting of
engine while performing this test, always
disconnect NEGATIVE (—) battery terminal.
While checking valve clearance with rocker arm cover
removed, check each glow plug (A) for continuity using a
multimeter.
Check continuity between glow plug and ground on
cylinder head. If resistance is infinite (no current), the glow
plug is damaged and must be replaced.
Install new glow plugs and torque to specifications.
Specification
Glow Plug—Torque
12—18 N•m (9—13 lb-ft)
............................................
Reinstall rocker arm cover and crankcase ventilator tube.
35-15
080706
PN=173