4-30 EXTINGUISHER TRAILER ASSEMBLY REPAIR AND REPLACEMENT - continued
Tie down eye removal.
The lifting and hold down eye is supplied as a complete assembly If any one component is
damaged, the entire assembly must be replaced. Do not remove unless replacement is
necessary. Remove cotter pin (8), pin (9), and eye (10)
Axle and spring removal
Performing maintenance on equipment that is not properly supported can result in equipment
falling or being dropped causing personal injury.
Using jack and four jack stands, raise and secure unit.
Remove wheels/tires per paragraph 4-28.
Remove brakes per paragraph 4-29.
Remove eight nuts (11), lock washers (12), two plates (13), four u-bolts (14), and axle (15).
Discard lock washers.
Remove four lock nuts (16), screws (17), and two springs (18) Discard lock nuts.
Remove two lock nuts (19), screws (20), and two shackles (21) Discard lock nuts.
Remove six lock nuts (22), screws (23), and two front spring holders (24). Discard lock nuts.
Rear spring holders are different for left and right side. Note difference before removing.
Remove six lock nuts (25), screws (26), and two rear spring holders (27). Discard lock nuts.
Remove 10 nuts (28), lock washers (29), flat washers (30), screws (31), and hold down clamps
Unit can swing while suspended from a lifting device causing injury to personnel and/or
damage to equipment.
(b) Attach lifting device to lifting bar (33) and remove skid assembly (34) from frame (35)