Download Manual - KVA Diesel-EL

Maintenance/1000 hours/1 year
Check and adjust engine valve clearance
(3029 and 4039 Engines)
–UN–19MAY98
NOTE: Valve clearance must be adjusted after the first
500 hours of operation, then every 1000 hours
thereafter.
CD30544
Adjust engine valve clearance as follows or have your
authorized servicing dealer or engine distributor adjust the
engine valve clearance.
1. Remove rocker arm cover and crankcase vent tube.
2. Using JDE83 or JDG820 Flywheel Turning Tool (A),
rotate engine flywheel in running direction (clockwise
viewed from water pump) until No.1 piston (front) has
reached top dead center (TDC) on compression stroke.
Insert timing pin JDE81-4 or JDG1571 (B) into flywheel
bore.
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3. Check and adjust valve clearance to specifications
according to following procedures.
–UN–19MAY98
Specification
Valve clearance (engine cold)—
Intake .......................................................................... 0.35 mm (0.014 in.)
Exhaust ....................................................................... 0.45 mm (0.018 in.)
CD30545
NOTE: If rocker arm is equipped with adjusting screw and
jam nut (A), tighten jam nut to 27 N•m (20 lb-ft)
after adjusting valve clearance.
RG6307
–UN–03AUG92
4. Reinstall rocker arm cover and crankcase vent tube.
Continued on next page
35-4
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061208
PN=92