Pressure Regulator Group Now Available For Parts Service{3152,3185,3166,3012}
Usage:
7155 Semiautomatic Transmissions
Description of Change: The pressure regulator group is available for parts service of the 7155 Semiautomatic Transmission. The regulator comes assembled, tested and ready for installation. Only small adjustments are necessary after the regulator is installed.
Formerly, the regulator components in the transmission control group were available only as separate parts.
Adaptable To: The 9N4123 Pressure Regulator Group is adaptable to all 7155 Semiautomatic Transmissions.
Caterpillar Information System:
1982/04/05 Reminder: Check Valve Lash Adjustment At Correct Intervals{1102}
1982/04/05 Conversion Of 49-State 3406 Truck Engine From 283 kW (380 hp) To 298 kW (400 hp) Arrangements{1000}
1982/04/05 Lubricant Recommendations Have Been Changed For Vehicular Products{0680,0374,0375,3004,1318,5060}
1982/03/29 Twisted Port Plate Can Cause Excessive Case Drain From Piston Pump Or Motor{5058,5070}
1982/03/29 New Regulator Group Increases Coolant Flow To Cab Heater, Prevents Overcooling{1355}
1982/03/29 Multi-Piece Wheel Rims; Caution Must Be Used{4202,4201}
1982/03/29 Flywheel Adapters For Dynamometer Testing{1156,0652}
1982/03/29 Location Of Sending Unit Changed To Improve Accuracy Of Water Temperature Indication{7453}
1982/03/29 Parts Book Changes{0374}
1982/03/22 Improved Plunger And New Spring Used In Mechanical Shutoff Group{7418}
1982/03/22 Use FT1614 Cover To Protect Center Shaft Assembly{0622,3305,3306,3302,3307}
1982/03/22 Correct Use Of 6V2023 Flow Check Adapter Group Is Important To Prevent Damage To An Engine{0651,0654,1250}
1982/04/12 Use Correct Part Numbers For Main And Connecting Rod Bearings{1230,1203,1219}
1982/04/12 Lock Screw For Threaded Crown On Hydraulic Cylinders No Longer Used{5000}
1982/04/12 Make Sure Hydraulic Pumps Are Installed Correctly{5055,5070,5073}
1982/04/12 New Seals Improve Pressure Regulator Group{3185,3012}
1982/04/12 Use Correct Size Bolt To Install 5P9736, 6V2156 Or 6V2157 Link Brackets{0644}
1982/04/19 Improvements Made To 6V3000 Sure Seal Repair Kit{0611,1408}
1982/04/19 New Broken Link Spring Used In Governor{1264}
1982/04/26 Improved Relief Valve Guide Decreases Maximum Oil Pressure During Cold Weather Starts{1315,1304}
1982/04/26 Expansion Tank Changed To Permit Installation Of Water Level Gauge{1354,7470}
1982/05/03 6V4960 AC Current Probe Will Measure Current Easier{0652}
1982/05/03 Use New Special Instruction To Install 5P6595 Insert In Cylinder Liner Seats{1216,0621}
1982/05/03 New 6V4950 Injection Line Speed Pickup Group Used With 6V2100 Multitach{0651}