PRO WELD INTERNATIONAL AG-900, Operation & Maintenance Manual

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PRO WELD
AG-900
8.5 Re-assembly Of Gun
A. Step By Step Re-assembly of Gun – Refer to
Exploded View.
1. Install the lifting ring, onto the movable core
assembly , by inserting the hook through a “window”
of the lifting ring with the flat side of the ring
towards the movable core assembly. Insert the
assembled lifting ring (10) and movable core (11) in
the lifting stop housing (9).
2. Place this lifting assembly into the gun body (16).
Replace the main spring (8) in the gun body.
3. Re-install the plunge damper assembly (15) by
extending the piston rod of the plunge damper. Insert
the plunge damper into the front cover (6). Screw the
damper cover (14) in place.
Inspect and replace if necessary the front bearing (5)
inside the front cover.
5. Install lifting rod (7) through rear of front cap (6).
Engage the hook of the lifting rod on the spool of the
plunge damper. Attach the shaft extension (4) to the
lifting rod.
6. Re-install the front cap and lifting rod into gun by
inserting the lifting rod through main spring and lifting
assembly. Secure front cover with cover nuts (13).
7. Install bellows (3) over shaft extension. Install
connector stud (2) onto shaft extension .Install weld
cable (32) onto connector stud and secure with chuck
adapter (1).
8. Re-install foot and leg assembly. Adjust the
plunge, free travel and lift.
9. Replace rear cap (22) and secure with screw (23).
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