Service Bulletins by Date

Date SB# Service Bulletin

09/17/76
10 Service Bulletin #10: Sea Water Pump
- W40, WPDS10-15

11/27/79
49 Service Bulletin #49: Bleeding Procedure
- Four-107

01/22/80
102 Service Bulletin #102: Air Filter Element
- 4-91 Early

01/22/80
104 Service Bulletin #104: S.W. Pump Pulley Set Screw
- Westerbeke 30 & 50

01/22/80
101 Service Bulletin #101: Sea Water Pump
- Pilot 10 and Pilot 20

01/22/80
103 Service Bulletin #103: Tach Drive Cover Plate
- Four-91 & W-30 (Early)

02/08/80
105 Service Bulletin #105: Cylinder Head Nut Torque
- DS5, DS7, W-7, WPD3, WPD4

02/08/80
106 Service Bulletin #106: Sea Water Pump Weep Hole
- DS5, DS7, W-7

05/01/80
107 Service Bulletin #107: Thermostats
- All Models

05/06/82
114 Service Bulletin #114: Water Heater Installation
- All Marine Engines

10/19/82
115 Service Bulletin #115: Separate Stop Lever
- W-13 & W-33

03/18/83
121 Service Bulletin #121: Shift Cover Sealing
- All Marine Propulsion Engines

04/12/83
122 Service Bulletin #122: Cicuit Breaker #24762
- All Generator Sets

08/14/83
125 Service Bulletin #125: Oil Pressure Switches
- All Models

11/08/83
132 Service Bulletin #132: Manufacturing Date Code
- All Models

02/09/84
136 Service Bulletin #136: Shift Lever
- All HBW Transmissions

01/23/85
148 Service Bulletin #148: Tachometer
- All Propulsion Engines

03/27/85
150 Service Bulletin #150: Sea Water Pump
- W-46

04/13/85
153 Service Bulletin #153: Fuel Pick-Up Screens
- All Models

06/19/85
127 Service Bulletin #127: Fuel Solenoid Adjustment
- 3 to 12.5 (WMD)

06/21/85
155 Service Bulletin #155: Keyswitch
- All Propulsion Engines

02/28/86
162 Service Bulletin #162: Exhaust Elbows
- All Models

08/14/89
175 Service Bulletin #175: Fuel Solenoid Wiring
- All Diesel Gen. To 12.5KW

05/30/90
184 Service Bulletin #184: Operator's Manual Pub #37435
- 38B Four & 42B Four

08/31/90
188 Service Bulletin #188: Cylinder Head Bolt Torque
- W12B-Two

08/05/91
195 Service Bulletin #195: Model 5425 and 5432
- Universal M25, M25XP, M30

11/13/92
206 Service Bulletin #206: R.P.M. Ranges
- Universal Propulsion

04/13/94
213 Service Bulletin #213: No Starter Motor Activation
- Universal Propulsion (non

05/15/96
223 Service Bulletin #223: Cylinder Head Gasket PN# 263776
- Atomic Four Gas Propulsion Engine

10/27/03
227 Service Bulletin #227: 180 Degree Thermostat Kit PN# 200468
- Atomic Four Gasoline Propulsion Engine

10/27/03
235 Service Bulletin #235: Cam Shaft Drive Tang Reinforcing Sleeve
- Universal M25XPB, M25XPBC, M35B, M35BC

10/27/03
239 Service Bulletin #239: Transmission Lubricant Change
- All PRM80 and PRM 120 Transmissions

10/27/03
236 Service Bulletin #236: Universal Propulsion R.P.M. Ranges
- Universal Diesel Propulsion Models

08/20/04
242 Service Bulletin #242: Manufacture Date Code
- All Models

09/09/04
240 Service Bulletin #240: Water Heater Connection
- Westerbeke 71C/Four and 82B/Four

01/01/06
247 Service Bulletin #247: Fuel Filter Bracket #300103
- Universal M25XPB, M25XPBC, M358, M35BC, M40B

04/11/06
249 Service Bulletin #249: Flushing Cooling System
- 3.0 BPMG Raw Water Cooled

04/28/06
250 Service Bulletin #250: BT Generators
- All BT Generator Backends

08/17/06
248 Service Bulletin #248: Flame Arrestor Maintenance
- All 4 Cylinder Safe-CO Models

10/23/06
251 Service Bulletin #251: E10 Ethanol Advisory
- All Gasoline Gensets

03/16/07
246 Service Bulletin #246: "On" Toggle Switch

04/26/07
20071 Service Advisory #2007-1: Carburetor Contamination
- All Carbureted Gasoline Engines and Generators