Kubota D902-E2B - Oil Clearance between Tappet and Tappet Guide Bore; Push Rod Alignment

S-58
SM-E2B SERIES, WSM
DIESEL ENGINE
Push Rod Alignment
1. Place the push rod on V blocks.
2. Measure the push rod alignment.
3. If the measurement exceeds the allowable limit, replace the push
rod.
W11220210
Oil Clearance between Tappet and Tappet Guide Bore
1. Measure the tappet O.D. with an outside micrometer.
2. Measure the I.D. of the tappet guide bore with a cylinder gauge,
and calculate the oil clearance.
3. If the oil clearance exceeds the allowable limit or the tappet is
damaged, replace the tappet.
W11231410
Push rod alignment Allowable limit
0.25 mm
0.0098 in.
Oil clearance between
tappet and tappet guide
bore
Factory spec.
0.016 to 0.052 mm
0.00063 to 0.00205 in.
Allowable limit
0.10 mm
0.0039 in.
Tappet O.D. Factory spec.
17.966 to 17.984 mm
0.70732 to 0.70803 in.
Tappet guide bore I.D. Factory spec.
18.000 to 18.018 mm
0.70866 to 0.70937 in.
KiSC issued 06, 2006 A