Alfano A1950, Руководство пользователя

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Maintenance and repair
Valve seal replacement
This seal needs to be replaced if a leak is noticed at the exit of the air pipe
Defective seal removal
Once the cartridge uninstalled in respect of security rules,
you can proceed to dismantle the top part of the lever (in
open position). This operation can be done using a 2 mm Allen
key. Then, remove the rotation valve in accordance to instructions
explained in the previous chapter.
Once removed, you can proceed to dismantle the batteries cover
and the back cover by unscrewing the screws indicated here
against in yellow
Following that step, unscrew the M3x8 screw on the
side of the metallic part with a 1.5 mm Allen key
(yellow dot on the image on the left)
Next, with the screw and washer provided, do a rotation as shown in the pictures under
to remove the seal