Cleaning Or Replacing The Air Valve . B; Air Vaive Removal B - Nordson 3100V Series Customer Product Manual

Hydraulics B
1-33
Cleaning or Replacing the
Air
Valve
Fig. B
1-22
Removing the Air Valve
1.
Valve cap screw
2.
Valve
cap
3.
Retaining
nut
4.
Bumper'assembly
5.
Sleeve
O-ring
6.
End of sleeve
7.
Valve body
8.
Upperdetent
Use
this procedure to clean or replace the air valve assembly. The air
valve assembly is located inside the actuator.
Air
Valve
Removal
1.
Complete Magnet Assembly Removal
NOTE: The
Magnet Assembly Removalprocedure includes steps
for relieving system pressure, locking out power, and removing the
actuator.
2.
See Figure B 1-22.
Remove the valve cap screws (1) and lift the
valve cap (2)
ott
the bumper assembly (4).
3.
Remove the bumper assembly. Use an open-end wrench to hold the
bumper assembly;
then use another wrench to remove the retaining
nut (3).
4.
Remove
the upper detent
(8)
from
the bottom of the valve body (7).
GAUTION:
Risk of equipment damage. Do not press
the air
valve out
of
the
valve body by pressing on the end
of
the spool
5.
Use
a
socket or similar tool to press the air valve out of the valve
body by pressing against
the end of the sleeve (6).
6.
Remove and discard the sleeve O-rings (5)
I
a
1
2
3
4
5
6
7
8
o
o
0
oo
@000
Nordson
Corpciralion
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