SUPPORT AS 1307707 - Caterpillar

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.
This Program must be administered as soon as possible. When reporting the repair, use "PI3824" as the Part Number, "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description Code. Exception: If the repair is done after failure, use "PI3824" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.
Completion Date
June 30, 1996Termination Date
January 31, 1997Problem
The 102-4167 Screen that is a part of autoshift transmission controls might fail and cause the pilot operated selector spools to jam in certain 950F, 966F, 960F, 970F, and 980F Loaders.
Affected Product
Model & Identification Number
950F (4DJ2477-2483, 4DJ2486, 4DJ2500, 4DJ2510-2511, 4DJ2513-2514, 4DJ2516-2517, 4DJ2519-2523, 4DJ2538-2548, 4DJ2550, 4DJ2563-2572, 4DJ2577, 4DJ2579, 4DJ2587, 4DJ2593-2601, 4DJ2603-2604, 4DJ2607-2608, 4DJ2610-2611, 4DJ2623, 4DJ2627-2633, 4DJ2640, 4DJ2642, 4DJ2650, 4DJ2653, 4DJ2661-2668, 4DJ2672, 4DJ2676, 4DJ2677, 4DJ2683, 4DJ2686, 4DJ2689, 4DJ2694, 4DJ2700, 4DJ2707-2716)
966F (7HL223-258 8BG2333 , 8BG2335-2337, 8BG2353-2361, 8BG2367, 8BG2369, 8BG2373, 8BG2376-2377, 8BG2379-2381, 8BG2392, 8BG2394-2400, 8BG2408, 8BG2410, 8BG2414, 8BG2416-2425, 8BG2429-2447, 8BG2450-2456, 8BG2458-2465, 8BG2467, 8BG2469, 8BG2471, 8BG2473-2476, 8BG2478-2480, 8BG2483-2486, 8BG2488-2491, 8BG2494, 8BG2496, 8BG2509-2512)
960F (6XL208, 6XL218, 6XL224-225, 6XL230-231, 6XL234, 6XL236, 6XL238, 6XL240-241, 6XL243-247, 6XL251-254)
970F (7PL138, 7PL142-143, 7PL148-149, 7PL152-153, 7PL157-158, 7PL161-171, 7PL173-176, 7PL180-182)
980F (5XJ623, 5XJ637, 5XJ645, 5XJ666-667)
Parts Needed
Not Applicable
Action Required
See the attached procedure.
Owner Notification
U.S. and Canadian owners will receive the attached Owner Notification.
Service Claim Allowances
This is a 4-hour job.
U.S. and Canadian Dealers Only - Eligible dealers may enter a Type 2 SIMS Report.
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)(2-Rework Procedure)Copy Of Owner Notification For U.S. And Canadian Owners
Rework Procedure
1. Remove transmission hydraulic control valve package.2. Remove the tie bolts that hold the bodies together to expose the 102-4167 Screen. (See Illustration for location of screen)3. Remove and examine the screen. If the screen is intact (no portions missing), reassemble the control valve package without a screen. Reinstall the control valve according to service manual procedures.4. If portions of the screen are missing, completely disassemble the valve groups, clean all parts and insure that orifices are open, and inspect all parts for damage. Reassemble the control valve without a screen. Install any other new Parts Needed due to damage (if any). Reinstall in machine.
Screen Location in Typical Autoshift Control Valve Group