10
Diesel Fuel Boss™
English
CONDITION
POSSIBLE CAUSE REMEDY
Pump makes
squealing/
scratching
sound while
running
1)
Dirt or debris
entering pump
chamber
1)
Remove end cover
by first undoing the
three socket head
screws and lifting off
cover. Clean impeller
and vanes taking
care to remove any
particles caught
between the ends
of the vanes and
the housing. Take
care not to over
tighten screws when
reassembling.