3853757 Volvo.Penta Governor, voltage

August 10, 1998
(Revised November 2001)
U-222
A-205
AU-170
S-102
H-71
O-196
TM-8
beforeor
after failure PRODUCT SUPPORT PROGRAMFOR INSTALLING VALVES, TURBOCHARGER, EXHAUST MANIFOLD, WATER PUMP AND GASKETSON CERTAIN BOATS POWERED BY 3126 MARINE ENGINES
1052 PS4486
This Program can be administered eitherbefore or after failure. In either case the decision whether to apply theProgram is made by the dealer. When reporting the repair, use "PS4486"as the Part number and "7755" as the Group Number. If administered beforefailure, use "56" as the Warranty Claim Description Code and use "T" asthe SIMS Description Code. If administered after failure, use "96" as theWarranty Claim Description Code and use "Z" as the SIMS Description Code. The information supplied in this serviceletter may not be valid after the termination date of this program. Donot perform the work outlined in this Service Letter after the terminationdate without first contacting your Caterpillar product analyst. Exception To the above note:This program can only be applied after avalve failure has occured on any engine in Group 1 (8NM1-2199, 6SR1-261).The only exception to this occurs when one engine of a multiple engineboat fails a valve, then the other engine(s) in the boat should be repairedBefore failure. This Revised Service Letter replacesthe August 10, 1998(Revised October 2000) Service Letter. Changes havebeen made to the Termination Date.TERMINATION DATE
November 30, 2002PROBLEM
Inlet or exhaust valve failure, turbocharger failure,Exhaust manifold failure, or excessive soot build-up on the transom ofcertain boats, powered by 3126 Marine Engines.AFFECTED PRODUCT
Model Identification Number***** Group 1 *****3126 8NM1-2199
6SR1-261***** Group 2 *****3126 8NM2200-3196
6SR262-597
4EZ1-31PARTS NEEDED
Schwitzer Turbo UpdateNot required if Schwitzer Turbo has been updatedusing another Product Support Program.Not required on 8NM2820-3196, 6SR405-598,4EZ1-31, 8NM2468, 2639-2640, 2645-2648, 2753-2754, 2835-2836, 2883-2884,2948-2949, 2973-2976 (470 Hp RIB boat, turbo and manifold updates do notapply)1 - 0R7255 Turbo (Use 1527460 Production Partno. for stock
engines and new stock boats)
1 - 1347289 Tube Assembly, turbo oil supply
2 - 6V2317 Bolt, tube assembly to turbo
1 - 6V8724 Elbow, tube assembly to base
1 - 1347290 Tube Assembly, turbo oil drain
2 - 6V3940 Bolt, tube assembly to turbo
4 - 9M1974 Washer, turbo inlet/outlet tubeassembly bolts
1 - 1493242 Hose, turbo inlet air
1 - 5P1717 Clamp, turbo inlet airExhaust Manifold UpdateNot required on 8NM2820-3196, 6SR405-598,4EZ1-31, 8NM2468, 2639-2640, 2645-2648, 2753-2754, 2835-2836, 2883-2884,2948-2949, 2973-2976 (470 Hp RIB boat, turbo and manifold updates do notapply)1 - 1515911 Manifold (ductile iron)
4 - 9X8281 Stud, Turbo to Manifold **
1 - 6V1355 Elbow, manifold vent ***
1 - 3J7354 Seal ***
10 - 8T0355 Bolt, manifold to head (ApplyAntiseize)***
2 - 8T0644 Bolt, manifold to head (Apply Antiseize)***
12 - 6V5839 Washer, manifold to head***
1 - 1362258 Hose, Sea water to Riser
1 - 1362259 Bracket As. Riser Support
1 - 1265882 Hose turbo outlet** Not required on 8NM2665-2819 or 6S275-404
*** Not required on 8NM2210-2819 or 6SR207-404Engine Valve, Water Pump, And Gasket Update6 - 1577125 Intake Valve
6 - 1577126 Exhaust Valve
6 - 1309004 Intake valve insert
1 - 1593138 Pump Assembly, J.W.
1 - 4W7592 Gasket, Water pump
1 - 1169924 Oil Filter
1 - 1192940 Gasket, Valve Cover
1 - 1443450 Gasket, Cylinder head
12 - 1193036 Seals, Valve Stem
1 - 1136250 Gasket, Intake manifold
2 - 7C1152 Gasket, Aftercooler
1 - 7C1159 Gasket, Fuel filter base
1 - 2W7212 Gasket, Regulator housing
1 - 4P7704 Gasket, Turbo to manifold
3 - 1136200 Gasket, manifold to head
1 - 1S7057 Gasket, Tube as to turbo
1 - 7W2398 Gasket, Tube as to turbo
1 - 6V8397 Seal, Elbow
1 - 3J1907 Seal, Elbow
1 - 9M4849 Seal, Tube as to block elbow
1 - 7C7613 Gasket, Turbo to exh riser
1 - 7C1159 Breather Gasket
2 - 8T0280 O-ring
1 - 4F7391 O-ring, oil drain
6 - 1148718 O-ring, Injector top seal
1 - 6F6673 O-ring, Governor
1 - 7E0844 O-ring Governor
3 - 3D2824 O-ring, water line
1 - 1271552 Bracket, to heat exchanger*
1 - 5P9297 Clip, fuel line to bracket*
1 - 8T4189 Bolt (M8)*
1 - 8T4224 Washer*
1 - 5C7261 Nut (M8)*
1 - 7F8267 Seal, Water Pump Mtg.
1 - 2M4453 Seal, Water Pump Mtg.Required only for 8NM1-1975 with RH servicefuel filterWATER-COOLED EXHAUST RISER UPDATENot required on 8NM1975-3196, 6SR1-597,4EZ1-311 - 1369081 Exhaust Riser
4 - 6V1820 Bolt, Riser to Turbo
4 - 3E4353 Washer, Riser to TurboDRY EXHAUST ELBOW UPDATERequired on engines built before 8NM1890 thathave the 7E1496 Dry exhaust elbow w/o slotted mounting holes.1 - 1373892 Exhaust Elbow (Dry)
4 - 7X7729 W