Diaphragm Repair - VERDER VERDERAIR VA 25 Instructions-Parts List Manual

Service

Diaphragm Repair

Tools Required
D Torque wrench
D 10 mm socket wrench
D 19 mm open–end wrench
D Adjustable wrench
D O-ring pick
D Lithium-base grease
Fig. 12
Disassembly
NOTE: A Fluid Section Repair Kit is available. Refer to
page 23 to order the correct kit for your pump. Parts
included in the kit are marked with an asterisk, for
example (401*). Use all the parts in the kit for the
best results.
To reduce the risk of serious injury whenever you are
instructed to relieve pressure, always follow the Pressure
Relief Procedure on page 10.
1. Relieve the pressure.
2. Remove the manifolds and disassemble the ball check
valves as explained on page 16.
3. Using a 10 mm socket wrench, remove the screws
(106 and 112) holding the fluid covers (101) to the air
covers (23). Pull the fluid covers (101) off the pump. See
Fig. 12.
You must torque the eight long screws (106) first, then the short screws
1
(112). Torque to 14 to 17
2
Arrow (A) must point toward air valve (B).
B
23
112
1
Warning
. See Torque Sequence, page 30.
NSm
101
2
A
113
106 1
04162B
819.4367 17