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Pompa ad Ingranaggi - Serie MX
Gear Pump - MX Series
46
f) Safety valve replacement
Unscrew the cap
and remove the external sealing washer
. Move the nut
and un-
screw completely the adjusting screw
, paying attention to the thrust exerted by the spring
; disassemble the internal sealing washer
.
Remove the spring
with the shutter assembled
.
During re-assembly check the correct coupling between the shutter
and the seat obtained
in the rear cover
of the pump and replace both sealing washers
.