Pro-Weld AG-805, Руководство по эксплуатации и обслуживанию

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PRO WEL D
3 0 0 -0 8 0 5
For assistance in sever cases, contact your local
sales representative.
10. Incorrect plunge setting. (Adjust to proper
setting)
11. Incorrect lift setting. (adjust to proper set-
ting)
12. Poor stud quality.
13. Arc shield so far off center from weld end
of stud that stud catches on edge of arc shield
and is not driven back into pool of molten
metal.
7.4 Trouble Shooting Poor Welds
1. Weld Too Hot
A) Decrease weld time.
B) Decrease weld current.
C) Increase stud protrusion.
2. Weld too Cold
A) Increase weld time.
B) Increase weld current.
C) Decrease stud protrusion
3. Arc Blow
A) Use double grounds.
B) Ground too close or not spaced evenly.
4. Hang-Up
A) Re-align arc shield
8.0 MAINTENANCE
(Refer to LD ARC GUN EXPLODED VIEW in Section 10
of this manual for location for “()” numbers noted in this
text.)
8.1 Disassembly of Gun
1. Loosen leg set screws (28), remove foot and leg assem-
bly. Unscrew chuck adaptor and remove bellows (2).
2. Unscrew end cap nuts (3) and remove front cover(4)
3. Disconnect weld cable (31) from lifting rod assm (6) by
removing screw (8). Remove lifting rod assembly (6) and
main spring (7).
4. Slide out lift stop housing (10), lifting ring (11), move-
able core (12), and core spring (13).
5. It is only necessary to remove rear cap (20) for adjusting
lift. It is not necessary to remove cap for normal cleaning of
gun.
6. To replace damper (33), unscrew plunge damper assemly
from front cap (4). The damper will unscrew from the
damper cover (32).
8.2 Reassembly of Gun
1. Assemble lifting ring (11) with moveable core (12) and
core spring (13) into lift stop housing (10). Install into gun
body (14).
2. Install lifting rod assm (6) and main spring (7).
3. Connect weld cable (31) to lifting rod assembly (6) with
screw (8).
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