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FOREWORD

This  Supplementary  Service  Manual  has  been 
prepared  to  introduce  new  service  and  new 
data for MX360.
For  complete  information  on  service  proce-
dures, it is necessary to use this Supplementary 
Service Manual together with following manual:

This manual was written by the Yamaha Motor 
Powered  Products  Co.,  Ltd.  primarily  for  use 
by Yamaha dealers and their qualified mechan-
ics. It is not possible to put an entire mechan-
ic’s  education  into  one  manual,  so  it  is 
assumed  that  persons  using  this  book  to  per-
form  maintenance  and  repairs  on  Yamaha 
Multi-Purpose  Engine  have  a  basic  under-
standing  of  the  mechanical  precepts  and  pro-
cedures  inherent  to  Multi-Purpose  Engine 
repair  technology.  Without  such  knowledge, 
attempted repairs or service to this model may 
render it unfit for use and/or unsafe.

Yamaha  Motor  Powered  Products  Co.,  Ltd.  is 
continually striving to further improve all mod-
els  manufactured  by  Yamaha.  Modifications 
and  significant  changes  in  specifications  or 
procedures will be forwarded to all Authorized 
Yamaha  dealers  and  will,  where  applicable, 
appear in future editions of this manual.

HOW TO USE THIS MANUAL

PARTICULARLY IMPORTANT 
INFORMATION

Particularly  important  information  is  distin-
guished  in  this  manual  by  the  following  nota-
tions.

This is the safety alert symbol. It is used to 
alert  you  to  potential  personal  injury  haz-
ards. Obey all safety messages that follow 
this  symbol  to  avoid  possible  injury  or 
death.

WARNING

A  WARNING  indicates  a  hazardous  situa-
tion  which,  if  not  avoided,  could  result  in 
death or serious injury.

NOTICE

A  NOTICE  indicates  special  precautions 
that must be taken to avoid damage to the 
machine or other property.

TIP

A TIP provides key information to make proce-
dures easier or clearer.

MX360

SUPPLEMENTARY SERVICE MANUAL

©2015 by Yamaha Motor

Corporation, U.S.A.

1st Edition, September 2015

All rights reserved. Any reprinting or
unauthorized use without the written

permission of Yamaha Motor

Corporation, U.S.A.

is expressly prohibited.

LIT-19616-02-34

MX360
SERVICE MANUAL:
7HC-F8197-10. LIT-19616-02-32

7HC-F8197-11.indb   1

2015/09/01   14:08:17

Summary of Contents for MX360

Page 1: ...MX360 SUPPLEMENTARY SERVICE MANUAL 7HC F8197 11 LIT 19616 02 34 2015_09 1 7HC F8197 11_cover mihiraki indd 1 2015 09 01 9 52 50...

Page 2: ...3 4 5 6 1 Spark plug 2 TCI unit 3 Oil warning unit 4 Oil level switch 5 Oil warning light 6 Engine switch Color code B Black L Blue R Red Y Yellow B W Black White CIRCUIT DIAGRAM 7HC F8197 11_cover m...

Page 3: ...t changes in specifications or procedures will be forwarded to all Authorized Yamaha dealers and will where applicable appear in future editions of this manual HOW TO USE THIS MANUAL PARTICULARLY IMPO...

Page 4: ...11 Nm 1 1 m kgf 8 0 ft lbf 20 Nm 2 0 m kgf 14 ft lbf 2 3 Nm 0 23 m kgf 1 7 ft lbf 12 Nm 1 2 m kgf 8 7 ft lbf 50 Nm 5 0 m kgf 36 ft lbf 1st 2nd 7 Nm 0 7 m kgf 5 1 ft lbf 9 1 Order Job Parts to remove Q...

Page 5: ...Electrical Troubleshooting Specifications Filling fluid Lubricant Special tool T R Tightening torque Wear limit clearance Engine speed Electrical data Replace the part with a new one LS Lithium soap b...

Page 6: ...7HC F8197 11 indb 4 2015 09 01 14 08 18...

Page 7: ...INDEX GENERAL INFORMATION GEN INFO ENGINE ENG ELECTRICAL ELEC SPECIFICATIONS SPEC 1 2 3 4 7HC F8197 11 indb 5 2015 09 01 14 08 19...

Page 8: ...RNOR 2 2 CHAPTER 3 ELECTRICAL CIRCUIT DIAGRAM 3 1 CHAPTER 4 SPECIFICATIONS GENERAL SPECIFICATIONS 4 1 MAINTENANCE SPECIFICATIONS 4 3 ENGINE 4 3 ELECTRICAL 4 7 TIGHTENING TORQUES 4 8 GENERAL TORQUE SPE...

Page 9: ...el 1 affixed to the position 2 of the multi purpose engine as shown in the illustration TIP The first four digits identify the model and the remaining digits indicates the production number STARTING S...

Page 10: ...HCJ 4 5 5 72 2 28 60 3 88 5 25 4 0 021 0 110 0 054 0 146 08 0 040 0 21 8 0 1 0 6 31 0 058 0 3 8 24UNF 2B 30 30 146 08 0 0 040 165 1 127 110 0 054 0 4 3 8 16UNC2B DEPTH18 4 5 16 24UNF 2B DEPTH18 45 45...

Page 11: ...GEN INFO DIMENSIONS TOP Unit in mm LEFT SIDE Unit in mm 18 19 462 6 42 163 3 56 90 5 7 7 195 5 4 06 103 19 29 490 5 26 133 5 2 76 70 16 81 427 11 81 300 6 38 162 7HC F8197 11 indb 3 2015 09 01 14 08...

Page 12: ...8 7 4 188 4 92 125 8 13 206 5 3 9 99 0 63 16 2 44 62 1 46 37 4 02 102 2 56 65 2 0 43 11 HOLE 2 0 43 11 1 06 27 SLOT HOLE MOUNTING BASE Unit in mm 41 3 105 3 56 90 5 2 0 43 11 0 63 16 0 43 11 2 2 56 65...

Page 13: ...he parts in the order listed Fuel tank Refer to FUEL TANK CANISTER in 7HC F8197 10 chapter 3 Fuel tank stay Refer to FUEL TANK CANISTER in 7HC F8197 10 chapter 3 Engine switch and oil warning unit Ref...

Page 14: ...7HC F8197 10 chapter 3 2 Adjust 9 Governor Adjustment steps a Loosen the governor arm bolt 1 b Turn the governor arm 2 clockwise until it stops c Turn the governor shaft 3 clockwise until it stops d...

Page 15: ...W Y Y R R 1 2 3 4 5 6 1 Spark plug 2 TCI unit 3 Oil warning unit 4 Oil level switch 5 Oil warning light 6 Engine switch Color code B Black L Blue R Red Y Yellow B W Black White ELECTRICAL CIRCUIT DIAG...

Page 16: ...Pa kg cm2 psi Net output kW PS r min 8 7 11 8 3600 Fuel Unleaded regular gasoline Fuel tank capacity L US gal Imp gal 6 1 1 61 1 34 Engine oil quantity L US qt Imp qt 1 1 1 16 0 97 Recommended engine...

Page 17: ...in 0 7 0 8 0 028 0 031 The power rating of the engine indicated in the SPECIFICATIONS is the net power output tested on an engine model and measured at 3600 r min Actual power output for an installed...

Page 18: ...ring Type Barrel Dimensions B T 1 2 3 1 0 0472 0 1220 End gap 0 20 0 35 0 0079 0 0138 Limit 0 6 0 0236 Side clearance 0 04 0 08 0 0016 0 0031 Limit 0 13 0 0051 2nd ring Type Taper Dimensions B T 1 2 3...

Page 19: ...nkshaft free play 0 0 2 0 000 0 008 Connecting rod mm in Small end diameter A 20 006 20 020 0 7876 0 7882 Oil clearance 0 006 0 025 0 0002 0 0010 Big end diameter B Big end oil clearance Limit Camshaf...

Page 20: ...4 Limit IN 1 6 0 063 EX 1 6 0 063 Valve seat contact width IN 0 7 0 9 0 0276 0 0354 EX 0 7 0 9 0 0276 0 0354 Limit IN 1 6 0 063 EX 1 6 0 063 Valve seat width IN 0 7 0 9 0 0276 0 0354 EX 0 7 0 9 0 0276...

Page 21: ...49 20 50 23 59 Tilt limit mm in 1 7 0 0669 Carburetor mm in Type manufacture I D mark Bore size 26 Main jet 1 15 0 045 Main air jet 1 4 0 055 Pilot air jet 1 0 0 039 Pilot outlet 0 8 0 031 Valve seat...

Page 22: ...J Ignition system Ignition timing at 3600 r min BTDC 20 3 Primary coil resistance 20 Secondary coil resistance k 20 Spark plug cap resistance k 3 75 6 25 at 20 C 68 F TCI unit air gap mm in 0 4 0 6 0...

Page 23: ...M6 1 0 10 1 0 7 2 Flywheel nut M18 1 5 120 12 87 Cylinder air shroud plate bolt M6 1 0 7 0 7 5 1 Governor arm bolt M6 1 0 8 0 8 5 8 Throttle lever assembly bolt M6 1 0 7 0 7 5 1 Throttle lever assemb...

Page 24: ...5 27 2 7 20 Connecting rod cap bolt M8 1 25 20 2 0 14 Float chamber bolt 7 0 7 5 1 Carburetor drain screw 1 3 0 13 0 94 Main jet 0 7 0 07 0 51 Pilot jet 1 2 0 12 0 87 Throttle valve screw 0 7 0 07 0...

Page 25: ...le sections of this book To avoid warpage tight en multi fastener assemblies in a crisscross fashion in progressive stages until full torque is reached Unless otherwise specifications call for clean d...

Page 26: ...l Connecting rod cap bolt E Piston pin E Piston E Balancer shaft journal E Balancer shaft gear teeth E Crankshaft gear teeth E Valve stem E Valve stem end Valve rocker arm shaft Valve push rod end E V...

Page 27: ...arrow Make sure there is no excessive slack in the lead inside the fan case C Route the TCI unit lead as shown D The lead is black and the pro tector is gray E Pass through the leads to the wire harne...

Page 28: ...ad 9 Engine switch A Pass through the leads to the wire harness protector and then push into the oil warning unit towards back B Fasten the ground terminal and oil warning unit together C The lead is...

Page 29: ...sure that the high ten sion cord is not pinched when installing the flywheel cover B Adjust the TCI unit air gap between 0 4 0 6 mm 0 0157 0 0236 in on both sides C Pass the TCI unit lead through the...

Page 30: ...level switch A The lead is black and the pro tector is gray B Touch the tube gray with the grommet C Route the oil level switch lead as shown Color code B Black Gy Gray OIL LEVEL SWITCH CRANKCASE COV...

Page 31: ...3 4 5 6 1 Spark plug 2 TCI unit 3 Oil warning unit 4 Oil level switch 5 Oil warning light 6 Engine switch Color code B Black L Blue R Red Y Yellow B W Black White CIRCUIT DIAGRAM 7HC F8197 11_cover m...

Page 32: ...MX360 SUPPLEMENTARY SERVICE MANUAL 7HC F8197 11 LIT 19616 02 34 2015_09 1 7HC F8197 11_cover mihiraki indd 1 2015 09 01 9 52 50...

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