Seals In Variable Timing Advance Available For Parts Service
Usage:
3306, 3306B Truck Engines
The variable timing advance (9N5760 Weight Assembly) in the above engines uses two face-type seals. Replacements for both of these seals are now available. See illustration for the location of these seals.
Cross section of the 9N5760 Weight Assembly showing the location of the two seals now available.
Reassemble the timing advance and seals according to the Service Manuals, SEBR05404-01 for 3306 Truck Engines or SEBR0545-01 for 3306B Truck Engines. This is particularly important if the advance unit has the dowels. See Page 6-109 in SEBR0645-01.
Caterpillar Information System:
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1988/05/01 List of Service Publications
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1988/07/01 New Service Tools Available
1988/08/01 Stronger Oil Pan Available For Severe Applications
1988/08/01 High Pressure Sealed Cap Available For Nipples Used For Diagnostic Testing And S *O*S Oil Sampling
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1988/08/01 List of Service Publications
1988/09/01 New Piston Body Assembly Reduces White Smoke During Cold Weather Starts
1988/09/01 New Directory Of Performance Analysis Report (PAR) Dealers (U.S. And Canada)
1988/09/01 Caterpillar Introduces A "Hotline " For Medical Information On Hazardous Materials (U.S. And Canada)
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