Kubota WSM 05-E4B Series User Manual

1. Measure
the
clearance
between the outer rotor and
the pump body with a feeler gauge.
NOTE
• If the clearance
more than the service limit,
replace the oil pump rotor assembly.
• If the clearance stays more than the service
limit after replacing the oil pump rotor
assembly, replace the gear case cover.
Clearance be-
tween outer rotor
and pump body
Service specifi-
cation
0.100 to 0.180 mm
0.00394 to 0.00708 in.
6.41 Checking clearance between
rotor and cover
Tools required
•
Plastigauge
•
Impact screwdriver
1.
Put a strip of plastigauge on the rotor face with
grease.
2. Install the cover and tighten the screws with the
specified torque.
Tightening tor-
que
Oil pump cover
screw
7.8 to 9.3 N⋅m
0.80 to 0.94 kgf⋅m
5.8 to 6.8 lbf⋅ft
3. Remove the cover carefully.
4. Measure the width
that plastigauge becomes flat
with the scale to get the oil clearance.
NOTE
• If the clearance
is more than the service
limit, replace oil pump rotor assembly and
the cover.
Clearance be-
tween rotor and
cover
Service specifi-
cation
0.025 to 0.075 mm
0.00099 to 0.0029 in.
6.42 Checking overrunning clutch of
starter
1. Check the pinion for wear or damage.
NOTE
• If there is
any damage, replace the
overrunning clutch assembly.
SERVICING
6. Servicing 4. ENGINE
05-E4B SERIES,05-E4BG SERIES
4-73
KiSC issued 03, 2023 A

Kubota WSM 05-E4B Series Specifications

General

Brand	Kubota
Model	WSM 05-E4B Series
Category	Engine
Language	English