JETSTREAM
1.0:E18
FIRST STAGE VALVE
2801, 2808, 2962, 3257,
3580, 3585
Secondary side:
1. Disconnect the low pressure
hose from the first stage valve
using a 13 mm open end
wrench.
2. Remove the o-ring from the low
pressure hose. Make sure the
sealing surfaces are not
damaged.
Removal:
Place the first stage valve with the
secondary side facing upwards in
the fixture.
1. Remove the pressure adjusting
screw (1) with a 6 mm Allen
wrench and remove the spring
(2) and (3).
2. Remove the cover (4) using a 27
mm crowsfoot and the upper
diaphragm centre (5).
3. Remove the diaphragm. (6).
Make sure the sealing surface is
not damaged. Remove the lower
diaphragm centre (7) and the
valve needle (8).
Sealing surfaces
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