Westerbeke 8.0KW-60Hz Service Manual page 59

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SERVICE DATA· STANDARDS AND LIMITS
Component Specified Value
I
Standard Repair Limit
ENGINE COMPONENTS
Crankshaft
inches(mm) inches(mm)
Diameter of journal ................ 51.985 - 52.000
(2.04665 - 2.04724)
Diameter of crankpin ........... ..47.950 - 47.965
1.88779 - 1.88838)
Runout ............................................ 0.025 .................................. 0.05
(0:00098) (0.0020)
Clearance between journal ......•••..•. 0.030 - 0.077 ......••....•.....••...•.. 0.100
and main bearing (0.00118 - 0.00303) (0.00394)
Clearance between crankpin ....•..... 0.025 - 0.072 •••...............•....••. 0.150
and connecting rod bearing (0.00098 - 0.00283) (0.00591)
End play ......•.........•...........••............ 0.050 - 0.175 .......................... 0.150
(0.00197 - 0.00689) (0.01969)
LUBRICATION SYSTEM
Presure relief ...•...........••...••............... 50 • 7 psi
valve setting 3.5
±
0.5 kgflcm'
343.49 kPa
Presure difference at ..........•...•...••.... 7
±
1.4 psi
which oil pressure
0.5 • 0.1 kgf/cm'
switch is closed 49.10 kPa
FUEL SYSTEM
Injection pressure .•..............•.......••.• 1991 ." psi
(valve opening 140" kgflcm'
pressure) 13729 ... kPa
STARTER MOTOR
Pinion clearance ..........•....... : .............. 0.5 - 2.0
(0.20 - 0.079)
No·load characteristics 3 Cylinder
Terminal .......................................... l1.5V
Current draw •...•..........••..••..... 100A maximum
Rpm ....•••••.•.••...................••....• 3000 minimum
No-load characteristics 4 Cylinder
Terminal... .•••••..................•.............•.. llV
Current draw .•..•.•••................. 130A maximum
Rpm ........................................ 3850 minimum
Brush length ............................................................................ wear limit line
Brush .....•••....•.•......••...•............•.......... 3.0 kgf------1.8 kgf
spring ................................................... 6.6lbf .....•••.........•.......•••... .4.0 Ibf
tension .•••.......••.....••..•••.......•..•........•••••. 29.4N ................................ 17.7N
Runout of commutator .•...•........•.•.•.•..... 0.03 ...••......•.•.•.................. 0.10
(0.0012) (0.0039)
Diameter of commutator •.........•.............. 32 ••.•....••..•......•........... : ...... 31
(1.26) (1.22)
Undercut of mica ......•.•......•...•.•.•.•••.•.•.... 0.5 .................••............••..... 0.2
(0.020) (0.008)
Component
Sealant
Mating Part
THREAD PARTS
Stop solenoid ....•.........•.......... .loctite #587 Ultra Blue .....••••• Governor case
Water drain jOint... ................ .Loctite Gasket Sealer #2 .......... Cylinder block
. or High-Tack Gasket Sealer
Oil pressure switch ............... .Loctite Gasket Sealer #2 .......... Cylinder block
or High-Tack Gasket Sealer
Torque spring set .....•............. Loctite #587 Ultra Blue ............ Governor case
PRESS FIT PARTS
Sealing cap : .....•.........•........... Loctite Gasket Sealer #2 .......•.• Cylinder block
or High-Tack Gasket Sealer
Sealing cap ......••........••.......... Loctite Gasket Sealer #2 ............ Cylinder head
or High-Tack Gasket Sealer
Sealing cap ........................... .Loctite Gasket Sealer #2 .... Cylinder head
&
block
or High-Tack Gasket Sealer
Expansion plug .•...•.........•...•.. Loctite Gasket Sealer #2 .......... Governor block
or High-Tack Gasket Sealer
Dipstick guide ........................ Loctite Gasket Sealer #2
or High-Tack Gasket Sealer
OTHERS
Side seal .........•.................•..... Loctite #587 Ultra Blue ......•. Cylinder block and
main bearing caps
Main bearing caps .................. Loctite #587 Unra Blue ....•.•..... Cylinder block
(front and rear)
Oil pan .•••....•.•..•...•.........•...•••. Loctite #5699 Ultra Gray .......... Cylinder block
Engines & Generators
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