PRIORITY - THE HEAD BOLTS FOR THE HYDRAULIC CYLINDERS NEED TO BE TIGHTENED TO THE CORRECT TORQUE ON CERTAIN 215D, 219D, 225D, AN D 229D EXCAVATORS - PI3511 - MAILED US AND CANADA, CACO, CFEL, COSA, LIMITED COFA Caterpillar


PRIORITY - THE HEAD BOLTS FOR THE HYDRAULIC CYLINDERS NEED TO BE TIGHTENED TO THE CORRECT TORQUE ON CERTAIN 215D, 219D, 225D, AN D 229D EXCAVATORS - PI3511 - MAILED US AND CANADA, CACO, CFEL, COSA, LIMITED COFA

Usage:

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Caterpillar: Confidential Yellow

PRIORITY - THE HEAD BOLTS FOR THE HYDRAULIC CYLINDERS NEED TO BE TIGHTENED TO THE CORRECT TORQUE ON CERTAIN 215D, 219D, 225D, AN D 229D EXCAVATORS - PI3511 - MAILED US AND CANADA, CACO, CFEL, COSA, LIMITED COFA

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.




U-10
A-7
AU-6.1
E-8
O-9
PRIORITY  5456, 5457, 5458 PI3511
COMPLETION DATE  

Termination Date

July 31, 1991  January 31, 1992

Problem

The bolts that hold the hydraulic cylinder heads to the boom cylinders, stick
cylinders, and bucket cylinders may not have been tightened to the correct
torque on certain 215D, 219D, 225D, and 229D Excavators.

Affected Product

Model Identification Number
215D 9TF1030-1243, 1245-1281, 1283-1294, 1296-1298, 1304-1306, 1308,
1309, 1311, 1312, 1314
219D 5XG574-588, 590-610, 612, 614-627, 629, 630
225D 6RG619-783, 785-792, 794-799, 801, 803-808
229D 2LJ312-388, 390, 392, 393, 396, 398, 399

Parts Needed

Not Applicable

Action Required

Tighten the hydraulic cylinder head bolts in sequence to the correct torque
as listed below.
Boom Cyl. Stick Cyl. Bucket Cyl.
215D/219D 240 +/- 40 N.m 430 +/- 60 N.m 240 +/- 40 N.m
225D/229D 240 +/- 40 N.m 430 +/- 60 N.m 240 +/- 40 N.m
****** IMAGE: SEBE4493.00001.001
CAPTION: Cylinder Head Bolt Tightening Sequence

Owner Notification

Not Applicable

Service Claim Allowances

Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs.
(D/N) (Sell)   (C/L) (Sell)
100% 2 0 0  0 0
NOTE: This is a 2-hour job.

Parts Disposition

Any parts removed (with the exception of cores used for Caterpillar
Remanufactured parts) can be rendered useless and scrapped immediately upon
completion of the repair.
MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.

Caterpillar Information System:

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