895111A03 Mercury CARBURETOR

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PSP FOR COOLANT LEAKAGE BETWEEN THE CYLINDER HEAD AND THE CYLINDER BLOCK ON CERTAIN MS230 (LC)-3, MS280-2, MS300-8, MS3 00LC-8, MS450-8 EXCAVATORS EQUIPPED WITH MITSUBISHI 6D22 ENGINE - PS0328 - MAILED US AND CANADA, COFA, CFEL, COSA, COSA, LIMIT ED CACO
  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-74 A-52.1 AU-48 E-38 O-53 1100, 1201, 1395 PS0382 This Program can only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS0382" as Part Number, "7755" as Group Number, and "96" as Description Code. Termination Date
April 30, 1990
Problem
Coolant may leak from between the cylinder head and the cylinder block on certain MS230(LC)-3, MS280-2, MS300-8, MS300LC-8, MS380-2, MS450-8 Excavators equipped with a Mitsubishi 6D22 Engine if the head gasket compresses and the head bolts lose torque.
Affected Product
Model Identification Number MS230(LC)-3 9LD1426-1766, 7201-7420 MS280-2 1KG301-690 MS300-8 1EG9001-9065 MS300LC-8 4PF9071-9300 MS380-2 9PD301-448 MS450-8 3HG9001-9200
Parts Needed
6*- 968794 Liner (stamped A) or 6*- 948319 Liner (stamped B) or 6*- 991240 Liner (stamped C) 12 - 948313 Seal 6 - 953803 Rubber Packing 6 - 957755 Head Gasket 12 - 967954 Seal 42 - 968209 Head Bolts 1 - 967956 Cylinder Block (If Needed) * Order the part number that corresponds to the letter on the top flange of the original liner. All six should be the same.
Action Required
See the attached procedure.
Service Claim Allowances
Product Caterpillar Dealer Suggested Customer Suggested smu/age Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs. whichever (C/L) (SELL) (C/L) (Sell) comes first 0-3000 100% 31 0 0 0 0 0-24 mo 3001-5000 50% 15.5 0 0 50% 15.5 25-36 mo This is a 31-hour job.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. Attach. (Rework Procedure) Rework Procedure Disassembly And Inspection 1. Remove all of the cylinder heads, the oil pan, and the piston and rod assemblies as described in the Service Manual. 2. Measure the cylinder liner projection. It must be a minimum of zero to a maximum of 0.08 mm (.003"). 3. Remove all of the cylinder liners. Make note of the liner size designation "A" "B" or "C" stamped on the top of the liner flange. 4. Make the following inspections and measurements: A) Check for erosion or fretting damage on the top deck surface. Measure the distance between the top surface of the block to the center of the crankshaft. This distance should be 412.0 +/- 0.20 mm (16.220 +/-.008"). B)