S.C.R. WAGON WORK SHOP, GUNTUPALLI

                        MOUNTING AND DE-MOUNTING MACHINE FOR CTRB
     

PREVENTIVE MAINTENANCE SCHEDULES

Monthly:

     1. Tighten all structural bolts with the specified tools.
     2. Maintain the equal distance between the pulling shoe and frame for all 4 Tie rods.
     3. 3. Observe for any unusal noise while running of the machine during maintenance.
     4. Check the hydraulic oil level and top up if required with viscosity grade – 68 oil.
     5. Set the working pressure at 50 ± 5 T for mounting the bearing.
     6. Lubricate the trolley wheels and lifting scissors.
     7. Check and Ensure proper tightness of electrical connections.
     8. Ensure proper cleaning of electrical equipment with air blower.
     9. Check the insulation of wiring for burns. Replace it if any.
    10. Ensure proper earth connections.

Quarterly:

     1. 1. Check the operation of main cylinder assembly and lifting jack for any leakages in the system.
        If any leakage found, replace it .
     2. Ensure required pressure is 50 ± 5T for mounting machine.
     3. Check the function of the hydraulic valves.
     4. Check the condition of the hydraulic hoses for any damages, replace if necessary.
     5. Check for proper rating of fuses/circuit breakers and working of over load protection relay in the DOL starter.
     6. Check the function of the solenoid valve. If any loose connection found in Solenoid caps it should be
        properly tightened.
     7. Check for proper working of control switches.
     8. Monthly schedules as above

Yearly:

     1. Clean the suction filter and change if required.
     2. Replace the hydraulic oil in the tank with viscosity grade - 68 oil.
     3. Overhaul the hydraulic radial piston pump
     4. Check the condition of coupling and it’s mating parts.
     5. Ensure proper cleaning of contactor kits with emery paper and replace if necessary.
     6. Ensure proper cleaning of motor duly isolated from the machine with air blower.
     7. Ensure smooth working of motor, if any unusual noise, replace the motor.
     8. Ensure monthly and Quarterly schedules as above.