CONTENTS
Mitsubishi Diesel Engine S12R OPERATION & MAINTENANCE MANUAL
24
Pub. No. 291Y1-40720 Revision: 5
Electrical System - Check .................... 168
Battery - Check ........................................168
Starter - Check
(Self Starter Motor Starting).....................168
Alternator - Check....................................169
Air Direct Admission Starting,
Air Motor Starting - Check.................... 169
Air Strainer - Drain Water and Clean .......169
Starting Air Tank - Check and Service
(Air Direct Admission Starting,
Air Motor Starting)....................................170
Starting Air Motor - Check
(Air Motor Starting)...................................170
9 LONG-TERM STORAGE
Storing Engine in Inoperable Condition
.. 171
Storage - Prepare
(Rust-preventive Measure) ......................171
Storage ....................................................173
Maintenance during Storage....................173
Restart after Storing.................................173
Storing Engine in Operable Condition
.... 174
10 TRANSPORTATION
Precautions on Transportation............. 175
Engine - Lift.......................................... 175
11 TROUBLESHOOTING
Precautions on Troubleshooting .......... 178
How to Troubleshoot............................ 179
Troubleshooting ................................... 180
Starter Does Not Crank or Cranks Slowly,
Resulting in Starting Failure.....................180
Starter Cranks, but Engine Does Not
Start .........................................................181
Output Shortage.......................................182
Exhaust Smoke is White or Blue..............184
Exhaust Smoke is Black or Dark Grey.....185
Excessive Fuel Consumption...................187
Excessive Engine Oil Consumption .........188
Overheating .............................................189
Engine Oil Pressure Drop ........................190
Engine Stops............................................191
During Normal Operation, Thermo
Switch Activated.......................................192
12 AFTER-SALES SERVICE
Supply of Performance Parts for Repair
... 193
Supply Period .......................................... 193
Parts That Reached the Supply Period ... 193
When Requesting Repair..................... 193
Inquiry Counter .................................... 193
13 DISPOSAL
Disposal Precautions ........................... 194
Wastes Produced during Inspection
and Maintenance ................................. 196
Engine Body - Disposal........................ 196
14 APPENDIX
Engine Oil ............................................ 197
Engine Oil Quality Standards .................. 198
Service Limit for Engine Oil Properties.... 201
Service Limits for Engine Oil ................... 202
Engine Oil Service Limits for Emergency
Use .......................................................... 203
Coolant................................................. 204
Requirements for LLC ............................. 204
LLC Quality Standard .............................. 204
Necessity of LLC ..................................... 208
Characteristics of LLC Additives ............. 208
Examples of Abnormalities Caused by
LLC (Amine Type) ................................... 208
REVISION HISTORY
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