3500 Cat Material De Estudio

3500 SERIES ENGINES
ADJUSTMENTS AND MINOR REPAIRS

TECHNICAL PRESENTATION 3512 ENGINE

LESVO509

ENGINE SERVICE TRAINING 1998

1

3500 SERIES ENGINES
ADJUSTMENTS AND MINOR REPAIRS

3512 ENGINE
LEVEL II This presentation tells about procedures and shows the special tools needed to make adjustments and minor repairs to the 3512 Engine. Reference must be made to the Service Manualfor complete instruction. The 3512 Engine has different arrangements for different applications (Industrial, Generator Set, Marine, Marine Auxiliary, and Vehicular Engines). The slides in this presentation show the 3512 and 3516 Engines.

PREREQUISITES The serviceman must have completed LESV0508, 3500 Series Engines – Introduction, Systems and Maintenance, LESV0508. Serviceman must know theconstruction and operation of diesel engines and have experiences with the adjustment and minor repair of these engines.

OBJECTIVES After learning the information in this Meeting Guide, the serviceman can tell the procedures and special tools needed to do the following jobs: 1. 2. 3. 4. 5. remove and install a unit injector; check and adjust injector synchronization; check and adjust power settings;check and adjust injector pump plunger timing; and remove and install the water pump water seals.

NOTE: This presentation gives Level II knowledge of the 3500 Engine. The instructor can give skill training after this presentation skill training will give each serviceman the ability to do the different jobs that are needed to make adjustments and minor repairs to the 3500 engine.

LESVO509ENGINE SERVICE TRAINING 1998

2

3500 SERIES ENGINES
ADJUSTMENTS AND MINOR REPAIRS

3512 ENGINE

REFERENCES The following material will be used for instructor and serviceman references: 1. 2. 3. 4. 3512 Engine Service Manual 3512 Engine Parts Book 3512 Engine Operation and Maintenance Guide Engine Literature SEBR0548 SEBP1292 SEBV5854 SEBDO506-01

“Engine Literature” is a list ofdifferent service information and training materials which are available. This list is used by the instructor to find materials which can be used to teach servicemen to do the different jobs expected of them. DIRECTIONS TO THE INSTRUCTOR When you get ready to teach this STMG, do as follows: 1. Read all of the information (script) for each slide in the presentation. 2. Read the recommendation forFOLLOW-UP TRAINING. 3. Show the presentation. Make sure you know exactly what points are to be seen on each slide and to be learned by the serviceman. 4. Read the script again and add any notes that you will need to teach the presentation. 5. Read service literature (reference) as necessary. 6. Look at a 3500 Engine and learn what you need to teach. 7. ORDER copies of references for use by servicemen.8. Make a plan for FOLLOW-UP TRAINING. Estimated Time: 8 hours Visuals: 144 slides Form: LESV0509 Date: 8/80 Revised: 8/86

LESVO509

ENGINE SERVICE TRAINING 1998

3

3500 SERIES ENGINES
ADJUSTMENTS AND MINOR REPAIRS
1

INTRODUCTION TO REPAIR
This presentation is about adjustment and minor repair of the 3500 Engine. It gives the important steps and shows the special tools needed to dothese jobs.

LESVO509

ENGINE SERVICE TRAINING 1998

4

3500 SERIES ENGINES
ADJUSTMENTS AND MINOR REPAIRS
2

INTRODUCTION TO REPAIR
We will show those adjustments and repairs that are special to the 3500 Engines and different from other Caterpillar Engines. These adjustments and repairs are:

1. 2. 3. 4. 5. 6. 7.

unit injector replacement injector synchronization check powersetting adjust power setting timing camshafts to crankshaft injector pump plunger timing, and water pump seal replacement

LESVO509

ENGINE SERVICE TRAINING 1998

5

3500 SERIES ENGINES
ADJUSTMENTS AND MINOR REPAIRS
3

UNIT INJECTOR REPLACEMENT
Follow these procedures to replace a unit injector: 1. Remove the valve cover. 2. Remove the bolts from the rocker arm shaft. Lift the rocker...