Westerbeke 20B TWO Tehnical Manual

INDEX
A
ALTERNATOR ............................................................................................................................................. 78
Alternator Assembly ..................................................................................... , .............................................. 83
Alternator Disassembly ............................................................................................................................... 80
Alternator Inspection ................................................................................................................................... 81
Alternator Installation ................................................ , ................................................................................. 83
Alternator On-Engine Inspection ................................................................................................................ 79
Alternator Removal ...................................................................................................................................... 80
C
CAUTION
A SIZED CRANKSHAFT CANNOT BE REGROUND TO ANY UNDERSiZE ...................................... 52
APPLY THIN COAT OF ENGINE OIL TO OIL SEAL CIRCUMFERENCE AND LIP ........................... 95
BEFORE INSTALLING ROTOR TO REAR BRACKET •.••••.•..•..•..............•..•.......•.•....•.....•..........•..•..• 83
CHECKING VALVE SiNKAGE .••.•..•....••.•....••..•.•••••.••.••..••••.••...•.•..•.....•..•..•..........•..•....................••.. 29
DISCONNECTING INJECTOR LINES •.••••.••.••.••.•••••.••.....•.......•.....•.•••.•..•••.•••.••............•.••.......•••..•.. 27
DO NOT APPLY BATTERY VOLTAGE OVER 10 SECONDS CONTINUOUSLy .......•.............•. 72 & 73
EXCESSIVE FRESH WATER PUMP DRIVE BELT TENSION ...•...........•..•.•..•..•....•..•.••.•.••.•.••..•........ 95
IF GOVERNOR ASSUMED MALFUNCTIONING, CHECK BEARING OR GEAR CASE SIDE ....•.•..•. 64
INSTALLING THE PLUNGER BARREL ........................................................................................... 58
NEVER HEAT LEAD WIRES LONG •.•..•.•••...•..•.••....••.••.•..••.•..••..•.•••••••••.•.••..•.•...............•.•.••.••.••.•.... 81
REMOVING VALVE RETAINERS •••.........•....••.••••..•.•..••....•........•......•....•........•......•.....•....•......••.•.... 27
REPLACEMENT OF RINGS WITHOUT REBORING (HONING) ....................................................... 47
REPLACING THE PLUNGER BARREL •.•••••.•.••.••.••.•••••••..••.•.••.•••.•.••••.•••.•...•.••.•.........•..••.•.......•....... 57
SCRAPE OFF CARBON DEPOSiTS ••.•.....•.....••..••.•.••...•.....••...•..................•...•..•..•..••.....................• 60
SMEARING GREASE AFTER STARTER OVERHAUL •.•..•..••.••....••.............•............•.........•..••...•..... 77
TAG INJECTION NOZZLE AND PLUG OPENINGS •..•.•••.••••......•••.•..............•..........•.•..•..•••.......•..... 60
USE THICK WIRES ...•..•.•..........•......•...••••..•..•..•..•.••..•.••.•..•.••..•..•..••.•....•............••..•.••.•................•.. 72
WHEN INSTALLING VALVE SPRING, DO NOT OVERCOMPRESS •.•.•.....••.....•.................•....•.••..•. 32
WHEN PRYING OPEN ALTERNATOR, DO NOT INSERT SCREW DRIVER TOO DEEP ....•....•.....•.. 80
WHEN REBORING A CYLINDER TO OVERSIZE, REMAINDER MUST ALSO BE REBORED ..•..•..•. 55
Camshaft ............................................................ , ........................................................................................ 20
CAMSHAFTS (Valve and Pump) ................................................................................................................. 41
Camshafts' Inspection ................................................................................................................................ 43
Camshafts' Installation ................................................................................................................................. 44
Connecting Rod .......................................................................................................................................... 19
Connecting Rod Bearing ............................................................................................................................ 19
COOLING SySTEM ..................................................................................................................................... 67
CRANKSHAFT ..................................................................................................................................... 19 & 50
Crankshaft Inspection ................................................................................................................................. 51
Crankshaft Rear Oil Seal Replacement ...................................................................................................... 53
Crankshaft Removal ............................................................................................................................. : ...... 51
CYLINDER BLOCK .............................................................................................................................. 17 & 54
Cylinder Block Inspection ........................................................................................................................... 55
93
Westerbeke Engines

Westerbeke 20B TWO Specifications

General

Brand	Westerbeke
Model	20B TWO
Category	Engine
Language	English