all-flo.com
15
AIR VALVE REMOVAL
STEP 1
Using the
7
/
16
inch wrench, remove
four “Hex Head Cap Screws
(1/4”–20 x 3”)”, four “Lock Wash-
ers” (1/4”) and four flat
washers (1/4”)”.
STEP 2
Remove the main “Air-Valve
Assembly” from the pump.
STEP 3
Remove the “Air-Valve Gasket”
from the main “Air-Valve
Assembly”.
TOOLS NEEDED
1) One Wrench,
7
/
16
Inch
2) One Pick, General Purpose
3) One Pair of Pliers
WARNING
Prior to servicing the pump, ensure that the air
and fluid lines are closed and disconnected. While wearing personal
protective equipment, flush, drain and process liquid from the
pump in a safe manner.
STEP 4
Remove the “Shuttle Plate” from
the main “Air-Valve Assembly”.
Note: The smooth shinny side of
the shuttle plate should be toward
the shuttle car.
STEP 5
Remove the “Shuttle” from the
main “Air-Valve Assembly”.
STEP 6
Using the pair of pliers, remove
the “Air Valve End Plug” from the
main “Air-Valve Assembly”.
Ensure the “O-Ring” is installed
when reassembling.
REPAIR AND ASSEMBLY
