CONTENTS
Mitsubishi Diesel Engine S12R OPERATION & MAINTENANCE MANUAL
22
Pub. No. 291Y1-40720 Revision: 5
Zero Energy State.................................. 61
How to Set the Engine to Zero Energy
State...........................................................61
Working Procedure in Dangerous Areas
... 62
Works in Dangerous Areas........................62
Body Protection...................................... 63
Clothing......................................................63
Protective Gears ........................................63
Product-specific Precautions ................. 64
Use of Chemicals.......................................64
Surface Temperature .................................64
Precautions on Additional Equipment.... 64
Water Heater..............................................64
Develop the Action Procedure to Obey
in the Event of Emergency..................... 65
Keep Everyone Informed about the
Emergency Stop Procedure.......................65
Measures in the Event of Emergency .... 65
Emergency Stop Procedure.......................65
Emergency Stopping Devices Installed
during Manufacturing the Generator ..........66
Measures in the Event of Personal
Injuries Resulting from This Engine ...........67
Measures in the Event of Property
Damaging Disasters...................................67
Measures in the Event of Environmental
Disaster......................................................68
Measures in the Event of a Fire Disaster
Resulting from This Engine........................68
Measures in the Event of an Earthquake
Disaster......................................................69
Occupational Health and Safety
Management.......................................... 70
Operation & Maintenance Manual -
Understand and Obey................................70
Education and Training for Safety..............70
Dangerous and Hazardous Chemicals ......71
Noise..........................................................72
Vibration.....................................................73
To Maintain Cleanliness and Tidiness .......73
Risk of Fire.................................................74
Communication with MHIET ......................74
2 ENGINE - OUTLINE
Names of Parts ...................................... 75
S12R-Y1PTA, S12R-Y1PTA-2,
S12R-Y1PTA-3, S12R-Y1PTA-4............... 76
S12R-Y1PTA2-1, S12R-Y1PTA2-2........... 78
S12R-Y2PTAW, S12R-Y2PTAW-1 ........... 80
Protection System - Location ................. 82
S12R-Y1PTA, S12R-Y1PTA-2,
S12R-Y1PTA-3, S12R-Y1PTA-4............... 83
S12R-Y1PTA2-1, S12R-Y1PTA2-2........... 84
S12R-Y2PTAW, S12R-Y2PTAW-1 ........... 85
Starting and Stopping Devices Installed
during Manufacturing the Generator
......... 86
3 OPERATION
Operation - Outline................................. 87
Daily Check............................................ 88
Operational Environment - Check ............. 88
Engine Exterior - Check ............................ 90
Pre-operation Check .............................. 91
Fuel Tank Oil Level - Check ...................... 91
Fuel Control Link - Check.......................... 92
Engine Oil Level - Check........................... 92
Coolant Level - Check ............................... 92
Battery - Check.......................................... 92
Pre-cleaner - Check for Clogging .............. 93
Air Cleaner - Check for Clogging............... 93
Damper Temperature - Check................... 93
Manual Turning Gear - Check ................... 94
Air Direct Admission Starting - Check ....... 94
Air Motor Starting - Check ......................... 95
Engine Start-up ...................................... 96
Self Starter Motor Starting......................... 96
Air Direct Admission Starting..................... 96
Air Motor Starting ...................................... 97
Warm-up Operation ............................... 98
Operation ............................................... 99
Checking during Operation...................... 100
Cooling Operation ................................ 101
Stopping............................................... 102
Checking after Stopping....................... 102
Maintenance Operation........................ 102
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