Repair
10
312796B
5.
For motors with DataTrak: Also remove the sole-
noid bracket (25). Pull the solenoid (26) out of the air
valve.
6.
To repair the air valve, go to Disassemble the Air
Valve, step 1 at right. To install a replacement air
valve, continue with step 7.
7.
Align the new air valve gasket (16*
◆
) on the mani-
fold, then attach the air valve (17).
8.
For motors with DataTrak: Remember to reattach
the solenoid bracket and the solenoid.
9.
For motors with DataTrak: Use screw to attach the
reed switch assembly to the new air valve. Be sure
the runaway solenoid and sensor cables are still
connected properly (see pump or package manual).
10. Reconnect the air line to the motor.
Replace Seals or Rebuild Air Valve
Disassemble the Air Valve
1.
Perform steps 1-5 under Replace Complete Air
Valve, page 9.
2.
See F
. 5. Use a #10 Torx screwdriver to remove
two screws (109†
◆
). Remove the valve plate
(105
◆
), cup (112
◆
), and spring (111
◆
).
3.
Remove the snap ring (110
◆✠
) from each end. Use
the piston to push the end caps (107
✠
, 117
✠
) out of
the ends. Remove end cap o-rings (106†
✠◆
,
119†
✠◆
).
4.
Remove the piston (102
◆
). Remove the u-cup seals
(108†
◆
) from each end and the detent assembly
(103
◆
) and detent cam (104
◆
) from the center.
F
IG
. 4: Solenoid removal
ti12728a
Use a
10 mm hex
25
26
Air Valve Seal Kits are available. See page 21 to
order the correct kit for your pump. Parts are
marked with an †.
Air Valve Repair Kits are available. See page 21 to
order the correct kit for your pump. Parts are
marked with an
◆
.
Air Valve End Cap Kits are available. See page 21
to order the correct kit for your pump. Parts are
marked with an
✠
.
F
IG
. 5: Air plate removal
Use a
#10 Torx
109†
◆
105
◆
112
◆
111
◆
ti12751a