Repair
3A2347ZAA 57
5. Remove air lines from relief valve (245) and air
motor (218) See FIG. 27 on page 54.
6. Remove nuts (3) securing melter shield (27) in
place then remove melter shield. See FIG.27on
page 54.
7. Remove air motor assembly. See FIG.27on
page 54:
a. Remove retaining ring (239).
b. Remove dowel pin (238).
c. Remove three screws (240).
8. Use a flat head screwdriver and a rubber mallet to
break loose the retaining nut (235).
9. Use channel lock pliers to remove the retaining
nut (235).
10. Insert an allen wrench through the hole in the top of
the piston rod (223) to lift the piston rod (223) up out
of the manifold. This will also pull out the throat
u-cup (234) and throat bearing (233).
11. Remove Melter Assembly. See page 58.
12. Use a 1/2 in. drive ratchet without a socket to
remove foot valve (230) from bottom of melter outlet
manifold (203).
13. Insert cylinder tool (1301) into bottom of melter out-
let manifold (203). Use a rubber mallet to gently
remove cylinder (216). See FIG.31.
14. Remove and discard cylinder seals (217). See FIG.
31.
Reassembly:
1. Apply grease to seals (217) then install new cylinder
seals (217) onto cylinder (216). See FIG.31.
2. Place female cylinder installation tool (1302) into
melter outlet manifold (203) to protect seals from
sharp threads. See FIG.34.
3. Use male cylinder installation tool (1303) to press
cylinder (216) into melter outlet manifold (203). If
necessary, use rubber mallet tap into place. See
FIG.31.
4. Use a 1/2 in. drive ratchet without a socket to install
and tighten foot valve (230) into bottom of melter
outlet manifold (203).
5. Perform Install Melter Assembly on page 59.
6. Perform Reassembly portion of the Replace Throat
Seal, Throat Bearing, Piston Rod, Piston Seal,
and Piston Bearing procedure which starts on
page 54.
FIG.33
ti20880a
217
216
217
1301
203
FIG.34
ti21049a
203
217
216
217
1302
1303
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