
104
SPRING-LOADED
0523
0921
0922
0220
0240
0251
0563
0543
0750
0175
0200
0807
0562
0032
0563
A.0500.251 – IM-TL/13.00 EN (08/2009)
13.0 Disassembly/Assembly
13.1 Spring loaded valves
13.1.1 Disassembly
1. Remove plastic plug (0922).
2. Release the spring (0750) by turning the spring adjusting screw (0251) counter
clockwise using the retainer tool.
Warning
3. Remove screws (0523) by loosening them all one full turn.
If the cylinder (0220) stays in place (tap slowly with a plastic hammer on the
cylinder) the spring (0750) is fully released and the screws can be removed.
If the cylinder does not stay in place, first make sure that the spring will be
released.
4. All components can now be removed from the cylinder (0220) and from the pump
cover (0032).
13.1.2 Assembly
1. Screw the spring adjusting screw (0251) fully into the spring adjusting plate (0543).
2. If disassembled, place the two pins (0563) in the spring adjusting plate (0543) and in
the valve head (0200) respectively. Place the pin (0562) in the same way in the pump
cover (0032).
3. Place the O-ring (0807) on the outside of the valve head (0200) and push the valve
head with O-ring into the pump cover (0032).
4. Put all components in place and tighten the screws (0523).
Retainer tool