Repair information and repair instructions 25
3. Place the special spanner SW 14.2 over both
nuts of the pressure regulator and unscrew
them.
4. Screw down the new pressure regulator 17 to-
gether with the seal in the pneumatic block.
5. Fit the spindle limiter screw cap 18 as follows:
– Screw the pressure regulator nuts as far
down as they will go.
– Screw in regulator spindle by hand until it
meets noticeable spring pressure; then un-
screw a quarter of a turn .
– Screw the fixing nuts onto the pressure reg-
ulator housing as far as possible.
– Secure the pressure regulator fixing nuts
with the lock nut.
6. Join the two halves of the housing together
(see “6.2.4 Assembling the housing” on
page 16).
7. Perform a final check (see “3. Final Check” on
page 7).
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