User's Manual

Repair
68 3A2347T
5. Dispense until the fluid level in the melter is at or
below the honeycomb grid.
NOTE: If a screw or air valve seal is dropped during this
procedure it could fall into the melter. Melter fluid level
must be below honeycomb grid before moving to next
step.
6. Once the fluid level is low enough, close the
bleed-type ball valve installed at the system air inlet.
7. Disconnect air hose and cable from the air motor.
8. Use 10 mm socket to remove four screws (508)
securing air valve (527) to air motor (218).
9. Remove air valve (527) and seal (509) then discard.
Reassembly (see F
IG . 50):
1. Lubricate with grease then place new air valve
seal (509) onto air valve (527).
2. Carefully place new air valve (527) against air motor
then thread in the four screws (508). Ensure the air
valve seal (509) stays in place by applying constant
pressure against the air motor.
3. Use 10 mm socket to torque screws (508) to
95-105 in-lb (10.7-11.9 N•m).
4. Install fill cap then tighten upper hose clamp on rub-
ber housing.
5. Connect air hose and cable to the air motor.
Remove Air Motor
See F
IG . 51.
1. Close the bleed-type ball valve installed at the sys-
tem air inlet to relieve all air pressure in the system.
2. Turn main power switch OFF.
3. Disconnect air line (36) from pressure relief
valve (245) then pull through metal shroud (27). See
F
IG . 40 on page 60.
4. Remove three nuts (3) securing metal shroud (27)
in place then remove metal shroud (27).
5. Disconnect air supply line from air motor (218).
6. Remove air motor assembly:
a. Slide retaining ring (239) down.
b. Remove dowel pin (238).
c. Remove three screws (240).
F IG . 51
ti20758a
220
218
238
240
211
219
239
3
27