Universal M-18 - Disassembly and Reassembly

SECTION VI - CONTENTS (Continued)
PISTON AND CRANKSHAFT (Continued)
Removing Bearing Case Cover
..................................................... 122
Removing Bearing Case
Bolt 2 ..................................................... 123
Removing Crankshaft
............................................................. 123
Removing Main Bearing Case
...................................................... 124
Removing
Cylinder Liner .......................................................... 124
THERMOSTAT, WATER PUMP
Removing Thermostat
............................................................ 125
Removing Water Pump
........................................................... 126
CYLINDER HEAD AND
VALVES
Checking Flatness of Cylinder Head Surface ...................................... 126-127
Checking
Flaw of Cylinder Head Surface ............................................. 127
Reparing
Valve Seat .............................................................. 128
Checking
Valve Recessing ......................................................... 128
Checking Guide
Clearance ........................................................ 129
Checking
Valve Spring Free Length ................................................. 129
Checking
Valve Spring Squareness ................................................. 130
Checking
Valve Spring Tension ..................................................... 130
Checking
Oil Clearance Between Rocker Arm Shaft and Bushing ......................... 131
Checking Top Clearance .......................................................... 131
Adjusting Valve Clearance ......................................................... 133
Adjusting Compression
Release .................................................... 132
FUEL
SYSTEM
Testing Opening Pressure of Nozzle ................................................. 133
Checking
Fuel Tightness of Nozzle Valve Seat ........................................ 133
Checking
Shape of Fumes Across Nozzle Tip ......................................... 134
Checking
Fuel Tightness of Fuel Injection Pump Plunger ................................ 134
Checking
Fuel Tightness of Delivery Valve of Fuel Injection Pump ........................ 135
Choking and Adjusting
Injection Timing .............................................. 136
TIMING GEARS, CAMSHAFT
Checking Oil Clearance of Camshaft ................................................ 137
Checking Camshaft
Alignment ...................................................... 137
Checking
Cam Heights of Intake and Exhaust ......................................... 138
Checking Gear
Backlash .......................................................... 138
LUBRICATION SYSTEM
Testing Oil Pressure .............................................................. 139
Oil Pump (Rotor Type) ........................................................ 139-140
104