CONTENTS
SPECIFICATIONS----------1
DIMENSIONS
13
M.
MECHANISM
1.ENGINE------------
M-1
2. TRANSMISSION
[1] AUTOMATIC
PRESSURE
(EXCEPT
-P,
-PC,
-PCC)
M-5
RELIEVING
MECHANISM .......................
M-l
[1]
POWER
TRAIN
...................................... M·5
[2]
CARBURETOR
........................................ M-3
3. MOWER
BLADE
CLUTCH
[3]
SUB
PTO
SHAFT
(EXCEPT
.p, .T)
---------
M-9
(Except
-P,
-PC,
-PCC)
··
..........······ .. ···· .... ·M-3
G.
GENERAL
DISASSEMB~:
NG
::~~~:~::~::::::i::CE)um.muu.u.~·:!
'=
S.
[1] IDENTIFICATION ······································5-1
,[2]
GENERAL
SAFETy···································
5-1
[3]
GENERAL
PRECAUTION
..........................
5-3
[3] FUEl
SYSTEM
........................................
5-91
[4]
LUBRICANTS
AND FUEL.······ ...... ·············S-3
[5]
TROUBLESHOOTING
································S-5
[6]
SERVICING
SPECIFICATIONS··················S-ll
[7] TIGHTENING
TORQUES
.........................
S-24
(1)
Tightening
Torques
for
Important
(1) Carburetor ........................................
S-93
S-95
Screws, Bolts and Nuts ......................
S-24
[4] IGNITION
SYSTEM
................................
(2)
Tightening
Torques
for
General
Use
Screws, Bolts and Nuts ................
S-24
(1) Spark
PI
ug ......................................... 5-95
[8] MAINTENANCE
CHECK
LIST
.................
S-27
(2)
Ignition
Unit
.....................................
S-95
[9]
CHECK
AND MAINTENANCE ................
S-29
(3) Stop Switch .......................................
S-97
(1) Check Points
of
Each
Use
or
Daily··
..
·.····
..
······............................
S-29
CHECKING
..
···........· ...... ·
..
···....· .... ···
..
· .. · ....
S-99
(2) Check Points
of
First
Month
or
Initial 20 Hours .............................
S-33
(3) Check Points
of
Every 3
Months
[6]
CHARGING
SYSTEM
·····
..
· ...... ···
..
···
..
· ....
S-103
or
50
Hours ........................................
S-35
(4) Check Points
of
Every 6
Months
or
100 Hours ......................................
S-35
DISASSEMBLING
AND
ASSEMBLING
..
·
..
S-105
(5) Check Points
of
Every Year
SERVICING
... ············ ...... ··· .... ············ ......
S-105
or
300 Hours ......................................
S-41
[10]
SPECIAL
TOOLS
··
...... ···· ......
·· ..
·········· .... ·5-43
(EXCEPT
-P,
-PC,
-PCC)
S-111
1.
DISASSEMBLING
AND
ASSEMBLING
.... ···S-47 [2]
TRANSMISSION
...................................
S-113
[2]
ENGINE
BODY
·.·· ...... ··· ....
··
.. ······· ....···....
·S-51
CHECKING
AND
ADJUSTING
····..........
·· ..
·S-51
SERVICING
.............................................
S-115
DISASSEMBLING
AND
ASSEMBLING
....·
..
S-51
(1) External Components .......................
S-51
(2) Cylinder Head and Valves .................
S-59
SERVICING
.............................................
S-125
(3) Camshaft, Piston and Crankshaft ......
S-61
SERVICING
...............................................
S-71
(1) Valves··· .... · .... ···........
··
..........· .... ·
..
· ....
S-71
(2) Cylinder
liner
....................................
S-77
(4) Connecting Rod, Crankshaft and
.:.
Camshaft···········································5-83
~
CHECKING
AND
ADJUSTING
···················S-91
.:.
(1) Governor ...........................................
S-91
~
(2)
ChokeRod·
............ ··········· ... ···· ...... ··.·S·91
DISASSEMBLING
AND
ASSEMBLING
·······S-93
CHECKING
AND
ADJUSTING
···················5-95
[5]
STARTING
SYSTEM
········
..
······················S-99
DISASSEMBLING
AND
ASSEMBLING
··
..
·S-101
SERVICING
............................................. S-l
01
CHECKING
...... · .................. ·
..
·
.. ·· ..
· .......... S-l
03
2.
MOWER
BLADE
CLUTCH
AND
BLADE
- S-105
3.
TRANSMISSION
ENGINE
S-47
[1]
SEPARATING
ENGINE
·······........ · .... ·
..
·· ..
·5-47
[1]
SEPARATING
TRANSMISSION
....····......
S-lll
DISASSEMBLING
AND
ASSEMBLING
·....
S-111
DISASSEMBLING
AND
ASSEMBLING
.... ·S-l13
4.
FRONT
WHEEL
AND
REAR
WHEEL--S-121
DISASSEMBLING
AND
ASSEIVIBLING
··
..
·S-121
5.
HANDLE AND
DISCHARGE
GUARD
--S-129
CHECKING
AND
ADJUSTING
..........
·· ..
···S-129
DISASSEMBLING
AND
ASSEMBLING
.... ·S-129