PRIORITY PARTS STOCK ACTION NEEDED INSTALLATION OF NEW OIL FILTER STUD; 3304 AND 3306 NATURAL GAS ENGINES - MAILED US AND CAN ADA, LIMITED CACO, COFA, CFEL, COSA Caterpillar

PRIORITY PARTS STOCK ACTION NEEDED INSTALLATION OF NEW OIL FILTER STUD; 3304 AND 3306 NATURAL GAS ENGINES - MAILED US AND CAN ADA, LIMITED CACO, COFA, CFEL, COSA

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Caterpillar: Confidential Yellow

PRIORITY PARTS STOCK ACTION NEEDED INSTALLATION OF NEW OIL FILTER STUD; 3304 AND 3306 NATURAL GAS ENGINES - MAILED US AND CAN ADA, LIMITED CACO, COFA, CFEL, COSA

NOTE: The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.


INSTALLATION OF NEW OIL FILTER STUD; 3304 AND 3306 NATURAL GAS ENGINES, 1306,
1318, PI3120
U-10
A-6.1
AU-9
C-10
E-8
O-8
priority
parts stock action needed
COMPLETION DATE

Termination Date

August 31, 1986 February 28, 1987

Problem

On some 3304 and 3306 Natural Gas Engines the stud which holds the oil filter
in place is too short. This stud does not permit sufficient thread engagement
with the oil filter.
A new stud is now used in production.

Affected Product

Model Serial Number
3304 37Y1019-1060, 1063, 1066
3306 7Y1834-2188, 2190-2195, 2197-2201,
2203-2215, 2217,
2218, 2220, 2222

Parts Needed

1 - 7C3432 Stud

Action Required

Remove all 4W9138 Studs from parts stock.
On the affected product, remove the 4W9138 Stud and wipe the threads in filter
base clean. Put 9S3263 Thread Lock on the small threads of the stud and
install the stud. The stud must be tightened to 68 +/- 7 N.m (50 +/- 5 lb.
ft.). A 5P245 Bolt, 5P244 Washer, 5P243 Body and 5P249 Extractor from the
5P250 Stud Remover Group can be used to install the 7C3432 Stud.
After the 7C3432 Stud has been installed, stamp "W1" on the cylinder block next
to the engine serial number plate.
WARRANTY ALLOWANCE
Submit a claim for all 4W9138 Studs removed from parts stock.
Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs.
(D/N) (Sell) (C/L) (Sell)
100% 1 0 0 0 0
NOTE: If OEM, parts are at C/L and labor at sell rate.

Parts Disposition

Handle the parts in accordance with your Warranty Bulletin on warranty parts
handling.
MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE
Attach. (1-Owner Notification)
COPY OF

Owner Notification

 FOR U.S. AND CANADIAN OWNERS
XYZ Corporation
3240 Arrow Drive
Naywhere, YZ 99999
PRIORITY - Oil Filter Stud Too Short
MODELS INVOLVED - 3304 and 3306 Natural Gas Engines
Dear Caterpillar Product Owner:
On some 3304 and 3306 Natural Gas Engines the stud which holds the oil filter
in place is too short. This stud does not permit sufficient thread engagement
with the oil filter.
On the product listed below the existing oil filter stud will be removed and a
new stud will be installed. This will be done at no cost to you.
Contact your local Caterpillar dealer immediately and schedule a time to have
this service performed. The repair time for this service is about one hour.
We regret the inconvenience this may cause you, but urge you to have this
service performed to eliminate the possibility of a failure and unscheduled
downtime.
Caterpillar
Serial #(s)
Attached to February 10, 1986 Service Letter