Kubota WSM 05-E4B Series User Manual

5. Disassembling and
assembling
5.1 Draining oil and coolant
CAUTION
• Never remove radiator
cap until coolant
temperature is below its boiling point. Then
loosen cap slightly to the stop to relieve any
excess pressure before removing cap
completely.
1. Prepare a bucket.
Open the drain valve to drain
coolant.
2. Prepare an oil pan. Remove the drain plug to drain
engine oil in the pan.
5.2 Removing air cleaner and muffler
1. Remove the air cleaner.
2. Remove muffler
retaining nuts to remove the
muffler.
(When reassembling)
• Install the muf
fler gasket so that its steel side face
the muffler.
5.3 Removing alternator and fan belt
1. Remove the alternator (1).
2. Remove the fan belt (2).
3. Remove the starter (3).
(1) Alternator
(2) Fan belt
(3) Starter
(When reassembling)
IMPORTANT
• After
reassembling
the
fan belt, be sure to
adjust the fan belt tension.
• The tension you set on the fan belt depends on
whether you want to reuse it or replace it.
• Check to see that there are no cracks on the belt
surface.
5.4 Removing cylinder head cover
1. Disconnect the breather hose (1).
2. Remove the cylinder head cover screw (2).
3. Remove the cylinder head cover (3).
(1) Breather hose
(2) Cylinder head cover screw
(3) Cylinder head cover
[A]
D1005-E4B/E4BG, D1105-
E4B/E4BG, V1505-E4B/
E4BG
[B] D1305-E4B/E4BG
(When reassembling)
• Check to see
if the cylinder head cover gasket is
not damaged.
• Tighten to the specified tightening torque.
[D1005-E4B/E4BG, D1105-E4B/E4BG, V1505-E4B/
E4BG]
Tightening tor-
que
Cylinder head cov-
er screw
7 to 8 N⋅m
0.7 to 0.9 kgf⋅m
5 to 6 lbf⋅ft
[D1305-E4B/E4BG]
Tightening tor-
que
Cylinder head cov-
er screw
9.81 to 11.2 N⋅m
1.00 to 1.15 kgf⋅m
7.24 to 8.31 lbf⋅ft
SERVICING
5. Disassembling and assembling 4. ENGINE
05-E4B SERIES,05-E4BG SERIES
4-31
KiSC issued 03, 2023 A

Kubota WSM 05-E4B Series Specifications

General

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