REPAIR OF MAST ASSEMBLY
Section I. GENERAL DESCRIPTION
The mast assembly is trunnion mounted to the drive axle
Remove the mast assembly (para 2-6a ).
adapter at the front of the lift truck so that it can pivot on
bushings installed on the adapter. The mast assembly
includes an inner rail which is roller mounted in the outer
rail, permitting free up and down movement of the inner
Refer to figure 3-1 and disassemble the mast assembly.
rail within the outer rail. Brackets are provided on the
To disassemble, lay the mast assembly flat so that it
mast assembly to mount the lift cylinder.
rests on the inner rail. Roll the outer rail along the inner
bearings are installed in the tilt cylinder brackets.
rail until the rollers stop its movement. Wrap a sling
around the outer rail cross bars and lift it from the inner
rail with a hoist.