Installation Of Seals And Assembly Of Valve - SPX FLOW APV DELTA CPV Instruction Manual

APV
APV_CPV_UK-3_112017.indd
sketch
upper shaft part
flat diaphragm
11
11. Service Instructions
11.3.

Installation of seals and assembly of valve

1. Insert the o-ring (14) into the groove of the shaft (3 or 4).
2. Insert the guide bushings (11) and the o-ring (15, 16) into the
housing cover (8).
3. Grease the elastomer side of the disc diaphragm (6) well. Pin the
disc diaphragm with the Teflon-coated side to the front on the shaft
(3 or 4).
4. Press the flat diaphragm (7) into the upper shaft (10) (see sketch)
and place it on the shaft.
5. Push the upper part of the shaft completely with diaphragm and
shaft into the housing cover.
6. Insert the stop sleeve (12) into the shaft bearing.
7. Screw on the hexagon nut (13). Hold against the stop sleeve (12)
by a spanner SW 17 and tighten the hexagon nut with a spanner
SW19.
8. Place the housing cover (8) on the housing (1). Before assembly
see to the housing groove for the diaphragm being free of fat and
clean.
9. Tighten the housing cover and the housing with the screws (17) and
nuts (18) provided.
10. Fix the air supply line.
UK
Constant Pressure Diaphragm Valve
DELTA CPV
Instruction Manual: UK – rev. 3