VALVE GP-SERVO 4T1111 - Caterpillar

View with Rear Axle Removed from Machine1. Disconnect hose assemblies (1) and (2) from the brake accumulators.2. Remove two bolts (3) and washers that hold the accumulator clamps to the accumulators. Remove both accumulators. The following steps are for the installation of the brake accumulators.3. Position the brake accumulators and clamps as shown. Install two bolts (3) and washers that hold accumulator clamps to the accumulators.4. Connect hose assemblies (1) and (2) to the brake accumulators.5. Fill the hydraulic oil tank with oil to the correct level. Refer to R1600 L.H.D. Operation & Maintenance Manual, Form No. SEBU7322 (9EP0575) for the correct filling procedure.6. Bleed the service brake. Refer to Remove Air from the Braking System, R1600 L.H.D. Braking System, Systems Operation, Testing & Adjusting, Form No. RENR4626 (9EP0566).End by:a. Remove steering frame lock pin.

Parts valve Caterpillar catalog:

4D0487 VALVE AS-CHECK
225, 225D, 229, 229D, 231D, 345B, 345B II, 345B II MH, 345B L, 518, 5230, 619, 621, 621B, 621E, 621F, 621G, 621R, 623, 623B, 623E, 623F, 623G, 627, 627B, 627E, 627F, 627G, 631C, 631E, 631G, 633C, 633E...

8N4485 VALVE AS-VENT
120G, 12G, 12H, 12H ES, 12H NA, 130G, 140B, 140G, 140H, 140H ES, 140H NA, 140M, 140M 2, 143H, 14G, 14H NA, 160G, 160H, 160H ES, 160H NA, 160M, 160M 2, 163H NA, 1673C, 215, 225, 235, 235B, 3116, 3176, ...

4N8385 VALVE AS-RELIEF
120G, 12G, 130G, 140G, 14G, 160G, 1673C, 225, 3304, 3306, 3306B, 572G, 615C, 627E, 637D, 637E, 814, 815B, 930, 941, 950, D250B, D25C, D300B, D30C, D350C, D35C, D4D, D5, D5B, D5H, D5HTSK II, D6C, D6D, ...

2P4173 VALVE-SHUTOFF
120G, 130G, 14G, 1673C, 215, 225, 225D, 227, 229, 231D, 235, 3114, 3116, 3208, 3304, 3306, 3306B, 518, 528, 584, 613B, 815, 920, 924G, 924GZ, 924H, 924HZ, 924K, 928H, 928HZ, 930G, 930K, 938K, 941, 950...

8F8151 VALVE-SHUTOFF
1090, 1190, 1190T, 120, 120B, 120G, 120H, 120H ES, 120H NA, 1290T, 12F, 12G, 12H, 12H NA, 130G, 135H, 135H NA, 1390, 140, 140B, 140G, 140H, 140H NA, 143H, 14E, 14H, 16, 160H, 163H, 16G, 16H NA, 16M, 2...

9T2238 VALVE AS
120H, 120H ES, 120H NA, 12G, 12H ES, 12H NA, 130G, 135H, 135H NA, 140G, 140H ES, 140H NA, 143H, 14G, 14H NA, 160G, 160H ES, 160H NA, 163H NA, 16G, 16H NA, 227, 24H, 578, 589, 611, 615, 615C, 621B, 621...

6N1716 VALVE AS
120G, 12G, 140G, 14G, 215, 225, 235, 3208, 3304, 3306, 3306B, 518, 528, 572G, 613B, 613C, 615, 627B, 814B, 815B, 950B, 950B/950E, 963, 966D, 973, CS-551, D25C, D300B, D30C, D350C, D35C, D7G, PR-1000, ...

2G0401 VALVE
120G, 12G, 130G, 140G, 14G, 16G, 227, 235, 245, 426, 428, 613B, 613C, 615, 615C, 621B, 621E, 623E, 627E, 631E, 637D, 637E, 65, 651E, 657E, 768C, 769C, 771C, 772B, 773B, 775B, 777, 785, 834B, 836, 931B...

4N1767 VALVE-BYPASS
120G, 12G, 130G, 140G, 14G, 1673C, 215, 225, 3160, 3208, 3304, 3306, 3406, 3408B, 3408C, 3412, 3412C, 518, 613B, 613C, 627B, 637D, 941, 950, 955L, CS-551, D4D, D4E, D5, D5B, D6C, D6D, D7F, D7G, PM3412...

6D0238 VALVE AS
120B, 120G, 12G, 130G, 140B, 1673C, 1674, 1676, 1693, 215, 225, 235, 3160, 3176, 3176B, 3176C, 3196, 3208, 3304, 3306, 518, 627B, 637D, 910, 920, 930, 931B, 931C, 941, 950, 951B, 955K, 955L, 966C, 977...

2S5925 VALVE
205B, 211B, 215, 215B, 225, 227, 229, 231D, 235, 235C, 235D, 245, 307, 311, 312, 315, 317, 318B, 320 L, 320B, 322 LN, 330 FM L, 330 L, 561B, 561C, 561M, 571G, 572G, 572R, 578, 583K, 594, 594H, 623B, 6...

7G8699 VALVE
225, 227, 235, 245, 508, 517, 527, 528B, 530B, 613B, 613C, 615, 615C, 834B, 836, 943, 950F, 953, 955L, 963, 966F, 973, 980F, 988B, 988F, 988F II, 992C, 992D, 994, 994D, AD40, AD45, AE40, D4H, D4H XL, ...

9t1094

9T1094 VALVE GP
225, 229

9t2294

9T2294 VALVE GP
225, 229

9t2291

9T2291 VALVE GP-CONTROL
225, 229

9t1092

9T1092 VALVE GP
225, 229

4t4244

4T4244 VALVE GP-CHECK
215

9t1142

9T1142 VALVE GP
973, 973C