PRODUCT SUPPORT PROGRAM FOR REPLACING THE BALANCING STEM IN THE RIDE CONTROL VALVES ON CERTAIN 966G AND 972G WHEEL LOADERS
Usage:
SEBE7877
January 2, 2002
U-1
A-1
AU-1
S-1
H-1
O-1
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After failure only |
PRODUCT SUPPORT PROGRAM FOR REPLACING THE BALANCING STEM IN THE RIDE CONTROL VALVES ON CERTAIN 966G AND 972G WHEEL LOADERS |
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5066 |
PS50323
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NOTE: Although this Program is to be administered as described above on the affected Product, parts should be removed from parts as some as possible.
TERMINATION DATE
January 31, 2004PROBLEM
The balancing stem in the ride control valve needs to be replaced on certain 966G and 972G Wheel Loaders. The balancing stem in the ride control valve has broken resulting in noisy operation of the ride control system. Parts have been released to replace the failed stem.AFFECTED PRODUCT
966G 3ZS1-Up9RS1-Up
AAH1-Up
3SW1-Up
3PW1-Up
8XW1-Up
972G
7LS1-Up
1EW1-Up
AAW1-Up
4WW1-Up
6AW1-Up
9GW1-Up
PARTS NEEDED
1 ? 3K0360 Seal1 ? 4T1697 Plug
1 ? 2058336 Retainer
2 ? 2058337 Retainer
2 ? 2058338 Spring
1 ? 2059168 Stem ? Diameter 12.667
1 ? 2059173 Stem ? Diameter 12.677
1 ? 2062124 Stem ? Diameter 12.672
ACTION REQUIRED
- Replace the failed stem using a new stem, retainers and springs as shown in Illustration 2. Select the stem that fits the bore of the existing valve.
SERVICE CLAIM ALLOWANCES
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PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.Attach. (1-Rework Procedure)
Rework Procedure
- Release the pressure in the hydraulic system. Refer to Disassembly and Assembly, "System Pressure Release".
- Locate ride control diverter valve attached to main implement control valve. Refer to RENR2116 Disassembly and Assembly Manual.
- Refer to Illustration 611 in RENR2116, the disassembly procedure for the ride control diverter valve. Remove the tube connected to plug identified as Item 3.
- Remove plug (Item 3), balance stem and spring pack. Shown in section A-A below. Replace with new stem, springs and retainers as shown in Illustration 2.
Illustration 2
- Reconnect tube removed in Step 3.
Caterpillar Information System:
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