26
Valve replacement
Unscrew the pump head fixing screws.
Take out the pump head and valve from the valve seat.
Replace the old valve with new one.
Always check the mating point and fit a new valve onto the valve seat.
Mount the pump head.
Always check the mating point and fit the pump head onto the valve
seat.
Supply air into the pump head unit.
Check the air flows from the inlet to the outlet.
Push down the diaphragm until it bottoms out.
Secure the pump head unit onto the bracket with the fixing screws by
1.96N•m.
NOTE
• Do not loosen the bracket-motor fixing screws during maintenance work.
• Contact your nearest distributor for the replacement of the connecting rod, eccentric
shaft and the motor.
1
2
3
4
Wear part replacement
Outlet
Pump head
Valve
Valve seat
Retainer plate
Inlet
Bottom of
pump head
Valve
Mating part
Mating part
Top of
valve seat
5
