TM 9-2320-272-24-3
4-149. DUMP SUBFRAME REPLACEMENT (Contd)
8.
Remove eight locknuts (17), screws (18), and two rear holddown brackets (16) from frame (19).
Discard locknuts (17).
9.
Attach two utility chains to frame channel (15).
10.
Attach lifting device to center of two utility chains and remove slack from utility chain.
11.
Remove two cotter pins (27), slotted nuts (26), washer (25), screws (20), upper half-keeper (21),
spring (22), and lower half-keeper (23) from two front holddown brackets (24) and frame (19).
Discard cotter pins (27).
12.
Connect two guide lines to front and rear of subframe (14).
WARNING
All personnel must stand clear during lifting operations. A
snapped cable, or swinging or shifting load, may result in injury or
death to personnel.
NOTE
Mechanic will handle one guide line and direct hoisting operation.
Assistant will handle other guide line. Second assistant will
operate lifting device.
13.
Lift subframe (14) clear of frame (19) and place on two shop stands.
14.
Remove guide lines, lifting device, and utility chains from subframe (14).
4-745
