Maintenance; Checking For Leaks - Glas Craft Probler P2 User Manual

WARNING
Before attempting to perform any maintenance on
this gun,relieve All Fluid and Air Pressures!
• To relieve fluid and air pressures:
• Turn OFF all air supplies at system except gun
trigger air.
• Trigger the gun until all fluid pressures have been
relieved.
• Turn OFF the gun trigger air at the system.
• Trigger the gun until all trigger air pressure has been
relieved.
Perform Gun maintenance as follows:
.
Check for leaking Seals, p/n 23973-00:
• Turn OFF the gun incoming air by closing gun air
switch.
•
Wait approximately 10 - 20 seconds, then turn ON
the incoming air by opening Gun Air Switch.
•
Repeat two or three times.
•
If any material has been purged from the gun, the
seals, p/n 23973-00 are leaking, or o-ring,
p/n 23974-07
•
Correct leaks by replacing the seals or o-rings and
re-checking.

Maintenance

.
Check the material valves, p/n PG-15-01 for any leaks:
• Turn OFF both material valves.
• Trigger the gun several times.
• Turn OFF the gun incoming air by closing the air
switch.
• Trigger the gun several times.
• If additional material is purged, the material valves
are leaking.
• Correct the leaks by taking off black knobs and turning
packing 1/8 in. to 1/4 in. turns at a time until the leak
has stopped. Re-check.
3.
Check Side Blocks
• Turn OFF the air switch on the gun.
WARNING
Before removing the side blocks make certain that both
material valves are in the OFF positions!
If the material valves are on when the side blocks are
removed the gun will quickly become encased in urethane!
WARNING
Point gun side blocks down, away from all personnel.
Existing fluid pressures could cause material to exit the
side blocks with considerable force.
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