Carriage and Backrest

(2) Remove retaining rings (7) and bearings

4-8. Carriage and Backrest

(8) from studs.

a. Description. The fork lift carriage is a welded

(3) If necessary, studs may be removed and

assembly having horizontal upper and lower fork support

replaced by welding.

bars and a pair of vertical carriage support bars (fig. 4-

d. Inspection.

7). The vertical bars each carry upper and lower stud

(1) Inspect backrest for cracked or broken

and bearing assemblies which ride in the channel of the

welds, and any wear or bends which could interfere with

inner mast. The backrest is a welded metal frame, which

heavy use.

is attached to the upper fork support bar of the carriage

(2) Inspect carriage far cracked or broken

and serves to prevent loads from resting against the

welds, wear, bends, misalignment of the vertical bars, or

mast when the mast is tilted back.

other damage.

b. Removal.

(3) Inspect stud, bearing, and plug assembly

(1) Support backrest with hoist, remove

for misalignment, cracks or breaks, and excess wear.

capscrews (1) and lift backrest free of carriage.

(4) Repair damaged parts by welding if

(2) Disconnect lift chain at connecting link at

practical.

back of carriage.

(5) Replace defective parts.

(3) Remove carriage from mast by raising out

e. Assembly. Assembly and installation are the

of mast channel.

reverse of the procedures for disassembly and removal

c. Disassembly.

in b and c.

(1) Remove plugs (6) and screws (5).

4-12