
1-S42
M8540, M9540, WSM
ENGINE
Selecting Cylinder Head Gasket
Q
Replacing the Cylinder Head Gasket
1. Make sure to note the notch
(a)
,
(b)
or
(c)
of cylinder head gasket
(1) in advance.
2. Replace the same notch
(a)
,
(b)
or
(c)
as the original cylinder
head gasket (1).
Q
Selecting the Cylinder Head Gasket
• Select the cylinder head gasket (1) thickness to meet with the top
clearance when replacing the piston, piston pin bush, connecting
rod or crankpin bearing.
1. Measure the piston head’s protrusion or recessing from the
crankcase cylinder face 4 spots per each piston and (average of
four pistons) using the dial gauge as shown in figure.
2. Select the suitable cylinder head gasket refer to the table below.
W1022965
Valve
1. Remove the valve spring collets (1) after compressing the valve
spring (3) with the valve spring retainer (2).
(When reassembling)
• Install the valve spring with its small-pitch end downward (at the
head side).
• Wash the valve stem and valve guide hole, and apply engine oil
sufficiently.
• After installing the valve spring collets, lightly tap the stem to
assure proper fit with a plastic hammer.
W1053044
Notch of
Cylinder
Head
Gasket
Thickness of cylinder
head gasket
Part Code
Piston Head’s
protrusion or
recessing from the
level of crankcase
cylinder face.
(average of 4 pistons)
Before
tightening
After
tightening
2 notches
(a)
0.90 mm
0.035 in.
0.80 mm
0.031 in.
1G514-03310
-0.07 to +0.049 mm
-0.0028 to +0.0019 in.
1 notch
(b)
1.00 mm
0.0394 in.
0.90 mm
0.035 in.
1G514-03600
+0.050 to +0.149 mm
+0.0020 to +0.0058 in.
Without
notch
(c)
1.05 mm
0.0413 in.
0.95 mm
0.037 in.
1G514-03610
+0.150 to +0.20 mm
+0.0059 to +0.0078 in.
(1) Cylinder Head Gasket
(2) Measuring Point
(A) Gear Case Side
(B) Flywheel Side
(a) 2 Notches
(b) 1 Notch
(c) Without Notch
(1) Valve Spring Collet
(2) Valve Spring Retainer
(3) Valve Spring
(4) Valve Stem Seal
(5) Valve
(6) Arm Bridge
(7) Large Pitch
(8) Smaller Pitch
(9) Install the spring with its smaller-
pitch end downward (at the head
side)
KiSC issued 09, 2008 A
Summary of Contents for M9540
Page 1: ...M8540 M9540 WORKSHOP MANUAL TRACTOR KiSC issued 09 2008 A...
Page 8: ...6 M8540 M9540 WSM SAFETY INSTRUCTIONS KiSC issued 09 2008 A...
Page 9: ...7 M8540 M9540 WSM SAFETY INSTRUCTIONS KiSC issued 09 2008 A...
Page 10: ...8 M8540 M9540 WSM SAFETY INSTRUCTIONS Q CABIN Model KiSC issued 09 2008 A...
Page 11: ...9 M8540 M9540 WSM SAFETY INSTRUCTIONS KiSC issued 09 2008 A...
Page 12: ...10 M8540 M9540 WSM SAFETY INSTRUCTIONS KiSC issued 09 2008 A...
Page 16: ...14 M8540 M9540 WSM DIMENSIONS DIMENSIONS ROPS Model KiSC issued 09 2008 A...
Page 17: ...15 M8540 M9540 WSM DIMENSIONS CABIN Model KiSC issued 09 2008 A...
Page 18: ...G GENERAL KiSC issued 09 2008 A...
Page 103: ...1 ENGINE KiSC issued 09 2008 A...
Page 203: ...2 CLUTCH KiSC issued 09 2008 A...
Page 219: ...3 TRANSMISSION KiSC issued 09 2008 A...
Page 322: ...4 REAR AXLE KiSC issued 09 2008 A...
Page 323: ...CONTENTS MECHANISM 1 FEATURES 4 M1 KiSC issued 09 2008 A...
Page 336: ...5 BRAKES KiSC issued 09 2008 A...
Page 374: ...6 FRONT AXLE KiSC issued 09 2008 A...
Page 401: ...7 STEERING KiSC issued 09 2008 A...
Page 402: ...CONTENTS MECHANISM 1 STEERING MECHANISM 7 M1 2 STEERING CYLINDER 7 M2 KiSC issued 09 2008 A...
Page 420: ...8 HYDRAULIC SYSTEM KiSC issued 09 2008 A...
Page 473: ...9 ELECTRICAL SYSTEM KiSC issued 09 2008 A...
Page 554: ...10 CABIN KiSC issued 09 2008 A...