Idiomas disponibles
Idiomas disponibles
b, c
2
2
1
5
**For optional air inlet and liquid port fittings, please consult factory**
Key
Part No.
1
20467006
20467007
20467010
2
20466006
2b
20466007
2c
20466021
3
20469006
20469007
4
20468005
20468006
5
20465001
20272002B
DISASSEMBLY PROCEDURE
Remove all air lines and suction/discharge fittings from pump. This
is accomplished by using a flat-bladed screwdriver. Slide the retain-
ing clips away from the air "in," suction and discharge fittings. Then
pull the fitting away from pump body.
Using a 5/16" (8 mm) socket, remove the 4 nuts and washers and
pull out the body bolts.
The end caps, mounting brackets will separate from the pump.
Grab a piston in each hand and twist each side counterclockwise.
Remove the piston, diaphragm, piston seal and retaining washer
from one side of the drive shaft.
Place drive shaft into a vise with wood block jaws and rotate coun-
terclockwise to release old diaphragm. Install new diaphragm and
hand tighten.
CAUTION: Do not damage the surface
of the drive shaft.
4
3
Kit, Check Valve Assembly, Viton, fits N5100020
Kit, Check Valve Assembly, Santo fits N5100040
Kit, Check Valve Assembly, Santo fits N5110040
Kit, Diaphragm (incl. Pistons), Viton
Kit, Diaphragm (incl. Pistons), Santo
Kit, Diaphragm (incl. Pistons), Santo, fits N5110040
Kit, Spool Valve & Springs, Viton
Kit, Spool Valve & Springs, EPDM
Kit, End Caps, fits N5100XXX
Kit, End Caps, fits N5110XXX
Kit, Hardware
Snap-on Bracket for B5110XXX (packaged bulk 8 per, lots of 8)
5
4x
5
Description
Using a razor blade or sharp knife, cut label on the front of the
pump along the seam in center of body.
With pump label facing you, slowly pull body apart. Disconnect
exhaust hose from muffler and pull spool valve stem from body.
Discard body gasket and old spool valve subassembly.
To assemble new spool valve subassembly, insert internal exhaust
hose spring into exhaust hose. Connect hose to spool valve. Mount
torsion springs into spool valve straight side first. Push torsion
springs through spool valve to bent/hook end. Lubricate spool
valve stem and insert stem into left side of pump body making sure
torsion springs are positioned in retaining niches.
Carefully push spool valve into pump until torsion springs snap in-
ward and lock into place. Reconnect exhaust hose to muffler fitting.
CAUTION: If exhaust hose is not reconnected
to muffler fitting, pump will not operate.
4
1
4
5 4x
5
2
b, c
2
Qty.
4
4
4
2
2
2
1
1
2
2
1
8
