TM 10-3930-675-20-2 0202 00-11 Table 1. MAC for the RT 240 RTCH - Continued. (1) Group Number (2) Component/ Assembly (3) Maintenance Function (4) Maintenance Level (5) Tools and Equipment (6) Remarks Unit DS GS DEPOT C O F H D 2202 (Con’t) Heater Hoses Replace 2.0 70,81 Heater/Air Conditioning Unit Test Replace 1.3 4.0 46 70,81 Blower Motor and Fan Replace 6.0 81 2210 Data Plates Replace 1.5 70,81 24 HYDRAULIC AND FLUID SYSTEMS 2400 Hydraulic System Test 3.0 1,32,70,81 2401 Boom and Brake Pump Replace Repair 8.0 70,74,81 A,F D Cooling Fan Hydraulic Pump Replace Repair 4.0 70,81 F D Cooling Fan Hydraulic Motor Replace Repair 4.0 81 F D Hydraulic System Auxiliary Pump Replace 1.5 81 F Tophandler Hydraulic Motors Replace Repair 6.0 70,74,81 A,F D 2402 Main Control Valve Assembly Replace Repair 8.0 70,74,81 A,F D Servo Control Valve Replace Repair 6.0 70,81 A,F D Tophandler Control Valves   Replace Repair 8.0 70,81 F D Forklift Control Valve Replace Repair 2.0 70,81 F D 2405 Boom Lift Cylinder Replace Repair 8.0 70,74,81 A,F D Boom Extension Cylinder Replace Repair D,F D Folding Cylinders Replace Repair 6.0 70,74,81 A,F D Cab Lifting and Sliding Cylinders Replace Repair 3.0 70,81 F D Bogie Wheel Lift Cylinders  Replace Repair 3.0 70,74,81 F D