TABLE
OF
CONTENTS
Introduction
.........................................................................
3
Engine
Shutoff
................
~
.................................................
32
Product Software .................................................................... 3
Engine with Manual Stop (Standard) ..................................
32
Engine/Generator Model Designations .................................
.3
Optional Key Switch Shutoff (38B and
42B
only) ............ .32
Notes,
Cautions and Warnings ..............................................
.3
Installing and Adjusting the Key Switch
Ordering Parts/Serial Number Location ................................ 3
Shutoff Solenoid ........................................................
32
Engine/Generator
Specifications
........................................
5
Testing
for
Overhaul
............................................................
6
How to Judge Engine
Overhaul Period ................................. 6
Cause
of
Low Compression ........................................... 6
Measuring Compression
Pressure .................................. 6
Overhaul Conditions .............................................................. 6
Key-Stop Solenoid System
Operation
Checking
Procedure ...................................................
32
Engine
Adjustments
...........................................................
33
Tightening the
Cylinder Head .............................................. 33
Adjusting Valve Clearance ................................................... 33
Adjusting Fuel Injection Timing .......................................... 33
Disassembly ................................................................... 6
Reassembly .................................................................... 7
Adjusting No-Load Engine Speeds ......................................
34
Lubrication
System
Service
...............................................
35
Service
Standards
...............................................................
8
Description ........................................................................... 35
Technical
Data
...................................................................
11
Tightening Torque .....
~
..........................................................
11
General Screws ..................................................................... l1
Sealants .................................................................................
11
Engine
Troubleshooting
.
....................................................
12
Disassembly ......................................................................... 35
Oil Filter and Oil Pump ............................................... 35
Inspection ............................................................................. 35
Oil Pump ...................................................................... 35
Reassembly ..........................................................................
36
Testing the Oil Pressure .......................................................
36
Engine
Parts
Identification
...............................................
16
Oil Pressure Switch .............................................................. 36
Cylinder
Head
...
..................................................................
17
Construction ......................................................................... 17
Fuel
System
...
..
,
..................................................................
37
Description ...........................................................................
37
Cylinder
Head
Service
.......................................................
18
Disassembly ......................................................................... 18
Inspection ............................................................................. 18
Cylinder Head .............................................................. 18
Valve Guide .................................................................. 18
Fuel
System
Service
..........................................
'
...............
.39
Disassembly .........................................................................
39
Fuel Filter .....................................................................
39
Fuel Lift Pump .............................................................
39
Fuel Injection Pump .....................................................
39
Valve Seat. .................................................................... 18
Injector .........................................................................
40
Valve ............................................................................. 19
Inspection .............................................................................
40
Valve Spring ................................................................. 19
Rocker Arm and Rocker Shaft ..................................... 19
Fuel Filter .....................................................................
40
Fuel Lift Pump ............................................................ 40
Reassembly .......................................................................... 19
Partial Reassembly ....................................................... 20
Installation
of
Cylinder Head Assembly ...................... 20
Valve Clearance Adjustment ....................................... .20
Cylinder
Block
..
..................................................................
21
Construction .........................................................................
21
Cylinder
Block
Service
......................................................
23
Disassembly ......................................................................... 23
Inspection ............................................................................. 23
Cylinder Block ............................................................. 23
Piston, Piston Pin and Piston Rings ............................. 24
Connecting Rod ............................................................ 25
Crankshaft .................................................................... 25
Main Bearings and Connecting Rod Bearings ............ 25
Gearcase .......................................................................
26
Fuel Injection Pump .................................................... .40
Nozzle .......................................................................... 40
Reassembly .......................................................................... 40
Fuel Filter ..................................................................... 40
Fuel Lift Pump ............................................................. 40
Injection Pump ............................................................. 40
Installation and Adjustment
of
Fuel
Injection
Pump
...........................................................
41
Injector ......................................................................... 42
Adjustment and Installation
of
Nozzle
Holder Assembly ........................................................
42
Raw
Water
Cooling
Circuit
...............................................
.44
Description ........................................................................... 44
Raw
Water
Pump
Service
.................................................
.45
Pump Overhaul - Raw Water Pump PN 33636 .................. .45
Timing Gears and Lube
Oil Pump Gear ......................
26
Camshaft ......................................................................
26
Disassembly ................................................................. 45
Inspection ..................................................................... 45
Fuel Injection
Pump Camshaft ....................................
26
Ball Bearings ................................................................
26
Tappets .........................................................................
26
Push Rods .....................................................................
26
Reassembly .................................................................. 45
Pump
Overhaul-
Raw Water Pump PN 24143 .................. .46
Disassembly ................................................................. 46
Inspection ..................................................................... 46
Reassembly ..........................................................................
26
Reassembly .................................................................. 46
Governor
............................................................................
.
31
Fresh
Water
Cooling
Circuit
.............................................
.47
Description ........................................................................... 31
Description ........................................................................... 47
Disassembly ......................................................................... 31
Fresh
Water
Cooling
Service
............................................
.48
Inspection ............................................................................. 31
Disassembly ......................................................................... 48
Governor Lever ............................................................
31
Inspection ............................................................................. 48
Governor Spring ...........................................................
31
Water Pump .................................................................. 48
Needle Bearing ............................................................. 31
Thermostat. ................................................................... 48
Reassembly and Adjustment ............................................... .31
(continued)
Engines & Generators
1
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