8Y3771 ADJUSTER GP-SEAT Caterpillar parts
120G, 12G, 130G, 140G, 160G, 930R, RM-350B, SM-350
Rating:
Alternative (cross code) number:
CA8Y3771
8Y-3771
8Y3771
CA8Y3771
8Y-3771
8Y3771
Weight: 31 pounds 14 kg.
MOTOR GRADER, WHEEL LOADER,
Compatible equipment models: 8Y3771:
Information:
During operation, the linkage of the electrohydraulic actuators can form pinch points which can cause personal injury. Shut down the engine before you service the electrohydraulic actuators.
Illustration 1 g00833592
(1) Receptacle for the wiring harness (2) Guards
Disconnect the wiring harness from receptacle (1). Inspect the connectors for damage and corrosion. Make repairs, if necessary.
Remove guards (2) .
Disconnect the supply line (not shown) and the return line (not shown) for the hydraulic oil.
Illustration 2 g00833594
(3) Rod end (4) Clevis (5) Boot (6) Nut
Disconnect rod end (3) from clevis (4) .
Remove clevis (4) and rubber boot (5). Inspect the boot for damage. If the boot is damaged, obtain a new boot for assembly.Note: Handle the actuator carefully. Use care not to damage the actuator shaft. Damage to the shaft can result in premature failure of the O-ring seal. This failure will cause hydraulic fluid to leak.
Remove nut (6) in order to remove the actuator from the bracket.Note: Do not allow debris to enter the actuator. Seal the openings with clean covers immediately after the solenoid and/or the piston assembly is removed.
Illustration 3 g00833595
(7) Housing (8) Piston assembly (9) O-ring seal (10) Bolt (11) Solenoid (12) O-ring sealNote: The spring in the housing will be loose after the piston assembly is removed.
Place housing (7) in a vise. Remove piston assembly (8). Remove O-ring seal (9) from the joint between the piston assembly and the housing.Note: O-ring seal (9) is included with the piston assembly.
Install a new O-ring seal (9) and piston assembly (8). Make sure that the spring in the housing is properly aligned in the bore of the piston. Tighten the piston assembly according to the engineSpecifications.
Remove bolts (10) in order to remove solenoid (11). Remove O-ring seal (12) from the joint between the solenoid and the housing.
Install a new O-ring seal (12) and solenoid (11). Install bolts (10). Tighten the bolts according to the engine Specifications.
Install the actuator in the bracket with nut (6) .
Install boot (5). Ensure that the outer end of the boot folds inward when the actuator shaft moves from the fully open position to the fully closed position.
Install clevis (4). Connect rod end (3) to the clevis.
Install guards (2) .
Connect the supply line and the return line for the hydraulic oil.
Connect the wiring harness to receptacle (1) .
Caterpillar SIS machinery equipment:
Caterpillar SIS
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ADJUSTER GP-SEAT
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ADJUSTER GP-SEAT
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ADJUSTER GP-SEAT
Caterpillar parts catalog:
Parts adjuster Caterpillar catalog:
1220160
ADJUSTER GP-STRIKE-OFF
10 FT, 10B, AP-800C, BG-225B, BG-245C
10 FT, 10B, AP-800C, BG-225B, BG-245C
2492969
ADJUSTER GP-SEAT
769D, 770, 771D, 772, 773D, 773E, 773F, 775D, 775E, 775F, 776D, 777D, 777F, 784B, 784C, 785B, 785C, 785D, 789B, 789C, 793B, 793C, 793D, 797B
769D, 770, 771D, 772, 773D, 773E, 773F, 775D, 775E, 775F, 776D, 777D, 777F, 784B, 784C, 785B, 785C, 785D, 789B, 789C, 793B, 793C, 793D, 797B
8I0733
ADJUSTER GP-HEIGHT
10-20B, 8 FT
10-20B, 8 FT
1654722
ADJUSTER GP-POWER
AP-800C, AS2251, AS2301, AS2302, BG-225B
AP-800C, AS2251, AS2301, AS2302, BG-225B
2457889
ADJUSTER GP-SEAT
1090, 1190, 1190T, 1290T, 1390, 2290, 2390, 2391, 2491, 2590, 307D, 311D LRR, 311F LRR, 312D, 312D L, 315D L, 319D, 319D L, 319D LN, 320C FM, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D ...
1090, 1190, 1190T, 1290T, 1390, 2290, 2390, 2391, 2491, 2590, 307D, 311D LRR, 311F LRR, 312D, 312D L, 315D L, 319D, 319D L, 319D LN, 320C FM, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D ...
3203021
ADJUSTER GP-HEIGHT
AP-600D, AP-655D, AP555E, AS4251C
AP-600D, AP-655D, AP555E, AS4251C
2165734
ADJUSTER GP-BUCKET
345C, 345C L, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L VG, 365B, 365B II, 365C, 365C L, 374D L, 374F L
345C, 345C L, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L VG, 365B, 365B II, 365C, 365C L, 374D L, 374F L
7Y3476
ADJUSTER GP-BUCKET
115, 315, 317, 321C, 322, 322 LN, 322B L, 322B LN, 322C, 325, 325 L, 325 LN, 325B, 325B L, 325C, 330, 330 FM L, 330 L, 330B, 330B L, 330C, 330C L, H140CS, H140DS
115, 315, 317, 321C, 322, 322 LN, 322B L, 322B LN, 322C, 325, 325 L, 325 LN, 325B, 325B L, 325C, 330, 330 FM L, 330 L, 330B, 330B L, 330C, 330C L, H140CS, H140DS
2015130
ADJUSTER GP-MANUAL
AS2251, AS2301
AS2251, AS2301
2534752
ADJUSTER GP-HEIGHT
AS2252C
AS2252C
1975277
ADJUSTER GP-MANUAL
AS2251, AS2301
AS2251, AS2301