Model Category : All Model Category Century Diesel Generators Westerbeke Diesel Generators Century Diesel Engines Westerbeke Diesel Engines Westerbeke Gasoline Engines Westerbeke Gasoline Generators Westerbeke Industrial Generators Rotary Aire Climate Control Universal Diesel Engines
System : All Systems Air Intake Bolt Torque Cooling Cylinder Heads and Engine Blocks Electrical A.C. Electrical D.C. Exhaust/Mufflers Fuel General Hot Water Heater Lube Oil Mechanical Transmissions
255
Service Bulletin #255: Heat Exchanger - Cooling
Century 120-T4A , Century 170-T6A , Century 30.0 BEDA , Century 35.0 BEDA (3 Phase) , Century 40.0 BEDA , Century 45.0 BEDA (3 Phase) , Century 45.0 BEDA - 50 Hz (3 Phase) , Century 50.0 BEDA , Century 60.0 BEDA , Century 60.0 BEDA - 50 Hz (3 Phase) , Century 60.0 BEDA - 60 Hz (3 Phase) , Century 70.0 BEDA (3 Phase) , Century 80.0 BEDA (3 Phase) , Century 95.0 BEDA (3 Phase)
3/4/2009
242
Service Bulletin #242: Manufacture Date Code - General
10.0 BEG , 10.0 BEG - 50 Hz , 10.0 BTDA , 10.0 BTDAR , 10.0 EDT D-NET , 10.0 SBEG - 50 Hz Safe-CO , 10.0 SBEG - 60 Hz Safe-CO , 11.0 BTDR , 11.5 BTD , 11.5 EDT D-NET , 11.6 SBEG Safe-CO , 12.0 BEG , 12.0 BTDC , 12.0 BTDCR , 12.0 EDT D-NET , 12.5 BEG , 12.5 BTDB , 12.5 BTDBR , 12.5 EDT D-NET , 12.5 SBEG Safe-CO , 12C Two , 13.5 EDE D-NET , 14.0 SBEG Safe-CO , 15.0 BEG , 15.0 BTDC , 15.0 BTDCR , 15.0 EDT D-NET , 16.0 SBEGA Safe-CO , 17.0 EDE D-NET - 50 Hz , 17.0 EDE D-NET - 60 Hz , 18.7 SBEGA Safe-CO , 20.0 SBEGA Safe-CO , 20B Two , 21.0 EDE D-NET , 22.0 EDE D-NET , 22.5 SBEGA Safe-CO , 23.5 EDE D-NET , 25.5 EDE D-NET , 26.0 EDE D-NET , 28.5 EDE D-NET , 3.0 BPMG - 50 Hz , 3.0 BPMG - 50 Hz Fresh Water-Cooled , 3.0 BPMG - 60 Hz , 3.0 BPMG - 60 Hz Fresh Water-Cooled , 30B Three , 33.0 EDE D-NET , 35D Three , 4.0 BCDA - 60 Hz Only , 4.2 BCG Low-Profile , 4.2 SBCG Safe-CO , 44B Four , 5.0 BCD - 50 Hz , 5.0 BCDR , 5.0 BCG Low-Profile , 5.0 EDC D-NET , 5.0 SBCG Safe-CO , 5.4 SBCG Safe-CO , 5.5 BCD , 5.5 BCDR , 5.5 EDC D-NET , 5.7 BTD , 5.7 BTDR , 5.7 EDT D-NET , 5.8 BCGD Low-Profile , 55C Four , 6.0 BTDA , 6.0 BTDAR , 6.0 EDT D-NET , 6.4 BEG , 6.4 SBEG Safe-CO , 6.5 SBCG Safe-CO , 65A Four , 7.0 BCGD Low-Profile , 7.5 BTDA , 7.5 BTDAR , 7.5 EDT D-NET , 7.6 BTD , 7.6 BTDR , 7.6 EDT D-NET , 8.0 BEG - 50 Hz , 8.0 BEG - 60 Hz , 8.0 BTDA , 8.0 BTDAR , 8.0 EDT D-NET , 8.0 SBEG - 50 Hz Safe-CO , 8.0 SBEG - 60 Hz Safe-CO , 8.9 BTDR , 9.2 BTD , 9.2 EDT D-NET , 9.4 BTDB , 9.4 BTDBR , 9.4 EDT D-NET , Century 120-T4A , Century 170-T6A , Century 30.0 BEDA , Century 35.0 BEDA (3 Phase) , Century 40.0 BEDA , Century 45.0 BEDA (3 Phase) , Century 45.0 BEDA - 50 Hz (3 Phase) , Century 50.0 BEDA , Century 60.0 BEDA , Century 60.0 BEDA - 50 Hz (3 Phase) , Century 60.0 BEDA - 60 Hz (3 Phase) , Century 70.0 BEDA (3 Phase) , Century 80.0 BEDA (3 Phase) , Century 95.0 BEDA (3 Phase) , M-25XPB , M-35B , M-40B , M3-20B , W-70GA
1/15/2009
20071
Service Advisory #2007-1: Carburetor Contamination - Fuel
10.0 BEG , 10.0 BEG - 50 Hz , 12.0 BEG , 12.5 BEG , 15.0 BEG , 3.0 BPMG - 50 Hz , 3.0 BPMG - 50 Hz Fresh Water-Cooled , 3.0 BPMG - 60 Hz , 3.0 BPMG - 60 Hz Fresh Water-Cooled , 4.2 BCG Low-Profile , 5.0 BCG Low-Profile , 5.8 BCGD Low-Profile , 6.4 BEG , 7.0 BCGD Low-Profile , 8.0 BEG - 50 Hz , 8.0 BEG - 60 Hz , W-70GA
4/26/2007
246
Service Bulletin #246: Toggle Switch - Electrical D.C.
10.0 BEG , 10.0 BEG - 50 Hz , 12.5 BEG , 15.0 BEG , 5.0 BCG Low-Profile , 7.0 BCGD Low-Profile , 8.0 BEG - 50 Hz , 8.0 BEG - 60 Hz
3/16/2007
251
Service Bulletin #251: E10 Ethanol Advisory - Fuel
10.0 BEG , 10.0 BEG - 50 Hz , 10.0 SBEG - 50 Hz Safe-CO , 10.0 SBEG - 60 Hz Safe-CO , 11.6 SBEG Safe-CO , 12.0 BEG , 12.5 BEG , 12.5 SBEG Safe-CO , 14.0 SBEG Safe-CO , 16.0 SBEGA Safe-CO , 18.7 SBEGA Safe-CO , 20.0 SBEGA Safe-CO , 22.5 SBEGA Safe-CO , 3.0 BPMG - 50 Hz , 3.0 BPMG - 50 Hz Fresh Water-Cooled , 3.0 BPMG - 60 Hz , 3.0 BPMG - 60 Hz Fresh Water-Cooled , 4.2 BCG Low-Profile , 4.2 SBCG Safe-CO , 5.0 BCG Low-Profile , 5.0 SBCG Safe-CO , 5.4 SBCG Safe-CO , 5.8 BCGD Low-Profile , 6.4 BEG , 6.4 SBEG Safe-CO , 6.5 SBCG Safe-CO , 7.0 BCGD Low-Profile , 8.0 BEG - 50 Hz , 8.0 BEG - 60 Hz , 8.0 SBEG - 50 Hz Safe-CO , 8.0 SBEG - 60 Hz Safe-CO , W-70GA
10/23/2006
248
Service Bulletin #248: Flame Arrestor Maintenance - Air Intake
10.0 SBEG - 50 Hz Safe-CO , 10.0 SBEG - 60 Hz Safe-CO , 11.6 SBEG Safe-CO , 12.5 SBEG Safe-CO , 14.0 SBEG Safe-CO , 16.0 SBEGA Safe-CO , 18.7 SBEGA Safe-CO , 20.0 SBEGA Safe-CO , 22.5 SBEGA Safe-CO , 6.4 SBEG Safe-CO , 8.0 SBEG - 50 Hz Safe-CO , 8.0 SBEG - 60 Hz Safe-CO
8/17/2006
250
Service Bulletin #250: BT Generators - Electrical A.C.
10.0 BTDA , 10.0 BTDAR , 10.0 EDT D-NET , 11.0 BTDR , 11.5 BTD , 11.5 EDT D-NET , 12.0 BTDC , 12.0 BTDCR , 12.0 EDT D-NET , 12.5 BTDB , 12.5 BTDBR , 12.5 EDT D-NET , 15.0 BTDC , 15.0 BTDCR , 15.0 EDT D-NET , 6.0 BTDA , 6.0 BTDAR , 6.0 EDT D-NET , 7.5 BTDA , 7.5 BTDAR , 7.5 EDT D-NET , 7.6 BTD , 7.6 BTDR , 7.6 EDT D-NET , 8.0 BTDA , 8.0 BTDAR , 8.0 EDT D-NET , 8.9 BTDR , 9.2 BTD , 9.2 EDT D-NET , 9.4 BTDB , 9.4 BTDBR , 9.4 EDT D-NET
4/28/2006
249
Service Bulletin #249: Flushing Cooling System - Cooling
3.0 BPMG - 50 Hz , 3.0 BPMG - 60 Hz
4/11/2006
247
Service Bulletin #247: Fuel Filter Bracket #300103 - Fuel
1/1/2006
240
Service Bulletin #240: Water Heater Connection -
9/9/2004
227
Service Bulletin #227: 180 Degree Thermostat Kit PN# 200468 - Transmissions
10/27/2003
235
Service Bulletin #235: Cam Shaft Drive Tang Reinforcing Sleeve -
10/27/2003
236
Service Bulletin #236: Universal Propulsion R.P.M. Ranges -
M-25XPB , M-35B , M-40B , M3-20B
10/27/2003
239
Service Bulletin #239: Transmission Lubricant Change -
20B Two , 30B Three , 35D Three , 44B Four
10/27/2003
223
Service Bulletin #223: Cylinder Head Gasket PN# 263776 - Cylinder Heads and Engine Blocks
5/15/1996
213
Service Bulletin #213: No Starter Motor Activation - Electrical D.C.
4/13/1994
206
Service Bulletin #206: R.P.M. Ranges - General
11/13/1992
195
Service Bulletin #195: Model 5425 and 5432 - Cooling
8/5/1991
188
Service Bulletin #188: Cylinder Head Bolt Torque - Bolt Torque
8/31/1990
184
Service Bulletin #184: Operator's Manual Pub #37435 - Bolt Torque
5/30/1990
175
Service Bulletin #175: Fuel Solenoid Wiring - Electrical D.C.
11.5 BTD , 5.0 BCD - 50 Hz , 5.7 BTD , 5.7 BTDR , 7.6 BTD , 7.6 BTDR , 9.2 BTD
8/14/1989
162
Service Bulletin #162: Exhaust Elbows - Exhaust/Mufflers
2/28/1986
155
Service Bulletin #155: Keyswitch - Electrical D.C.
12C Two , 30B Three , 35D Three , 44B Four , 55C Four , 65A Four , Century 120-T4A , Century 170-T6A , M-25XPB , M-35B , M-40B , M3-20B , W-70GA
6/21/1985
127
Service Bulletin #127: Fuel Solenoid Adjustment - Electrical D.C.
6/19/1985
153
Service Bulletin #153: Fuel Pick-Up Screens - Fuel
10.0 BEG , 10.0 BEG - 50 Hz , 10.0 BTDA , 10.0 BTDAR , 10.0 EDT D-NET , 10.0 SBEG - 50 Hz Safe-CO , 10.0 SBEG - 60 Hz Safe-CO , 11.0 BTDR , 11.5 BTD , 11.5 EDT D-NET , 11.6 SBEG Safe-CO , 12.0 BEG , 12.0 BTDC , 12.0 BTDCR , 12.0 EDT D-NET , 12.5 BEG , 12.5 BTDB , 12.5 BTDBR , 12.5 EDT D-NET , 12.5 SBEG Safe-CO , 12C Two , 13.5 EDE D-NET , 14.0 SBEG Safe-CO , 15.0 BEG , 15.0 BTDC , 15.0 BTDCR , 15.0 EDT D-NET , 16.0 SBEGA Safe-CO , 17.0 EDE D-NET - 50 Hz , 17.0 EDE D-NET - 60 Hz , 18.7 SBEGA Safe-CO , 20.0 SBEGA Safe-CO , 20B Two , 21.0 EDE D-NET , 22.0 EDE D-NET , 22.5 SBEGA Safe-CO , 23.5 EDE D-NET , 25.5 EDE D-NET , 26.0 EDE D-NET , 28.5 EDE D-NET , 3.0 BPMG - 50 Hz , 3.0 BPMG - 50 Hz Fresh Water-Cooled , 3.0 BPMG - 60 Hz , 3.0 BPMG - 60 Hz Fresh Water-Cooled , 30B Three , 33.0 EDE D-NET , 35D Three , 4.0 BCDA - 60 Hz Only , 4.2 BCG Low-Profile , 4.2 SBCG Safe-CO , 44B Four , 5.0 BCD - 50 Hz , 5.0 BCDR , 5.0 BCG Low-Profile , 5.0 EDC D-NET , 5.0 SBCG Safe-CO , 5.4 SBCG Safe-CO , 5.5 BCD , 5.5 BCDR , 5.5 EDC D-NET , 5.7 BTD , 5.7 BTDR , 5.7 EDT D-NET , 5.8 BCGD Low-Profile , 55C Four , 6.0 BTDA , 6.0 BTDAR , 6.0 EDT D-NET , 6.4 BEG , 6.4 SBEG Safe-CO , 6.5 SBCG Safe-CO , 65A Four , 7.0 BCGD Low-Profile , 7.5 BTDA , 7.5 BTDAR , 7.5 EDT D-NET , 7.6 BTD , 7.6 BTDR , 7.6 EDT D-NET , 8.0 BEG - 50 Hz , 8.0 BEG - 60 Hz , 8.0 BTDA , 8.0 BTDAR , 8.0 EDT D-NET , 8.0 SBEG - 50 Hz Safe-CO , 8.0 SBEG - 60 Hz Safe-CO , 8.9 BTDR , 9.2 BTD , 9.2 EDT D-NET , 9.4 BTDB , 9.4 BTDBR , 9.4 EDT D-NET , Century 120-T4A , Century 170-T6A , Century 30.0 BEDA , Century 35.0 BEDA (3 Phase) , Century 40.0 BEDA , Century 45.0 BEDA (3 Phase) , Century 45.0 BEDA - 50 Hz (3 Phase) , Century 50.0 BEDA , Century 60.0 BEDA , Century 60.0 BEDA - 50 Hz (3 Phase) , Century 60.0 BEDA - 60 Hz (3 Phase) , Century 70.0 BEDA (3 Phase) , Century 80.0 BEDA (3 Phase) , Century 95.0 BEDA (3 Phase) , M-25XPB , M-35B , M-40B , M3-20B , W-70GA
4/13/1985
150
Service Bulletin #150: Sea Water Pump - Cooling
3/27/1985
148
Service Bulletin #148: Tachometer - Electrical D.C.
1/23/1985
136
Service Bulletin #136: Shift Lever - Transmissions
12C Two , 20B Two , 30B Three , 35D Three , 44B Four , 55C Four , 65A Four , M-25XPB , M-35B , M-40B , M3-20B
2/9/1984
132
Service Bulletin #132: Manufacturing Date Code - General
11/8/1983
125
Service Bulletin #125: Oil Pressure Switches - Electrical D.C.
10.0 BEG , 10.0 BEG - 50 Hz , 10.0 BTDA , 10.0 BTDAR , 10.0 EDT D-NET , 10.0 SBEG - 50 Hz Safe-CO , 10.0 SBEG - 60 Hz Safe-CO , 11.0 BTDR , 11.5 BTD , 11.5 EDT D-NET , 11.6 SBEG Safe-CO , 12.0 BEG , 12.0 BTDC , 12.0 BTDCR , 12.0 EDT D-NET , 12.5 BEG , 12.5 BTDB , 12.5 BTDBR , 12.5 EDT D-NET , 12.5 SBEG Safe-CO , 12C Two , 13.5 EDE D-NET , 14.0 SBEG Safe-CO , 15.0 BEG , 15.0 BTDC , 15.0 BTDCR , 15.0 EDT D-NET , 16.0 SBEGA Safe-CO , 17.0 EDE D-NET - 50 Hz , 17.0 EDE D-NET - 60 Hz , 18.7 SBEGA Safe-CO , 20.0 SBEGA Safe-CO , 20B Two , 21.0 EDE D-NET , 22.0 EDE D-NET , 22.5 SBEGA Safe-CO , 23.5 EDE D-NET , 25.5 EDE D-NET , 26.0 EDE D-NET , 28.5 EDE D-NET , 3.0 BPMG - 50 Hz , 3.0 BPMG - 60 Hz , 30B Three , 33.0 EDE D-NET , 35D Three , 4.0 BCDA - 60 Hz Only , 4.2 BCG Low-Profile , 4.2 SBCG Safe-CO , 44B Four , 5.0 BCD - 50 Hz , 5.0 BCDR , 5.0 BCG Low-Profile , 5.0 EDC D-NET , 5.0 SBCG Safe-CO , 5.4 SBCG Safe-CO , 5.5 BCD , 5.5 BCDR , 5.5 EDC D-NET , 5.7 BTD , 5.7 BTDR , 5.7 EDT D-NET , 5.8 BCGD Low-Profile , 55C Four , 6.0 BTDA , 6.0 BTDAR , 6.0 EDT D-NET , 6.4 BEG , 6.4 SBEG Safe-CO , 6.5 SBCG Safe-CO , 65A Four , 7.0 BCGD Low-Profile , 7.5 BTDA , 7.5 BTDAR , 7.5 EDT D-NET , 7.6 BTD , 7.6 BTDR , 7.6 EDT D-NET , 8.0 BEG - 50 Hz , 8.0 BEG - 60 Hz , 8.0 BTDA , 8.0 BTDAR , 8.0 EDT D-NET , 8.0 SBEG - 50 Hz Safe-CO , 8.0 SBEG - 60 Hz Safe-CO , 8.9 BTDR , 9.2 BTD , 9.2 EDT D-NET , 9.4 BTDB , 9.4 BTDBR , 9.4 EDT D-NET , Century 120-T4A , Century 170-T6A , Century 30.0 BEDA , Century 35.0 BEDA (3 Phase) , Century 40.0 BEDA , Century 45.0 BEDA (3 Phase) , Century 45.0 BEDA - 50 Hz (3 Phase) , Century 50.0 BEDA , Century 60.0 BEDA , Century 60.0 BEDA - 50 Hz (3 Phase) , Century 60.0 BEDA - 60 Hz (3 Phase) , Century 70.0 BEDA (3 Phase) , Century 80.0 BEDA (3 Phase) , Century 95.0 BEDA (3 Phase) , M-25XPB , M-35B , M-40B , M3-20B , W-70GA
8/14/1983
122
Service Bulletin #122: Cicuit Breaker #24762 - Electrical D.C.
4/12/1983
121
Service Bulletin #121: Shift Cover Sealing -
3/18/1983
115
Service Bulletin #115: Separate Stop Lever - Mechanical
10/19/1982
114
Service Bulletin #114: Water Heater Installation -
5/6/1982
107
Service Bulletin #107: Thermostats - Cooling
5/1/1980
105
Service Bulletin #105: Cylinder Head Nut Torque - Bolt Torque
2/8/1980
106
Service Bulletin #106: Sea Water Pump Weep Hole - Cooling
2/8/1980
101
Service Bulletin #101: Sea Water Pump - Cooling
1/22/1980
102
Service Bulletin #102: Air Filter Element - Air Intake
1/22/1980
103
Service Bulletin #103: Tach Drive Cover Plate - Mechanical
1/22/1980
104
Service Bulletin #104: S.W. Pump Pulley Set Screw - Cooling
1/22/1980
49
Service Bulletin #49: Bleeding Procedure - Fuel
11/27/1979
10
Service Bulletin #10: Sea Water Pump - Cooling
9/17/1976
84
Service Bulletin #84: Heat Exchanger End Cap - Cooling
9/4/1975
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