Maintenance
Inlet Valve Removal and Installation
If you suspect that the inlet valve is clogged
or stuck, remove the valve assembly and
1.
Remove suction tube or hopper
2.
Loosen the inlet valve. Remove
3.
Clean any debris and dried paint
from the cavity and replace the
ball and spring. Tighten inlet valve
to pump using proper tool on the
frame.
4.
Please pay attention to the conical
spring direction when installing
back the ball and conical spring.
Piston Rod and V-packings
Disassembling
1. Remove the pump(page 22).
2. Unscrew the piston rod bushing and take out
3. Take out the V-packings by using a screw
Do not lose the ball and spring inside the inlet
valve assembly. It may fall out when the inlet
valve is removed. Pump will not prime without
the ball and spring.