Huge Pump HP 05, User Manual

Page: 33 / 35

H
P 05 PUMP USER’S MANUAL
Page33
CHECK VALVE (BALL & SEAT) MAINTENANCE METALLIC
Shut off the suction line and discharge line of the pump before
starting the maintenance work.Then shut the compressed air supply,
discharge the pressure in the pipe and remove the compressed air
connection.Discharge the fluid in the pump.Now the pump can be
disassembled for the maintenance.
Remove the manifold to have access to the check valves.
Inspect the check balls for any abrasion, cuts or corrosion
marks.Perform the same checks on the check valve seats to see any
cuts, abrasion and any foreign materials embedded onto the
surfaceof
both the external and internal chambers.The
sphericalsurface of the check balls must seat flush to the surface of
the check valveseats for the pump to operate to peak efficiency.
The damaged or worn out
parts should be replaced as
necessary.Re-assemble
the parts of the check
valves.The seat should fit
into thecounter bore of the
outer chamber. Assemble
the
pump and make
necessary connections.
The pump is ready for
operation.
WARNING : The air supply should be switched off
before any repair or maintenance of the pump. Then
pump pressure should be released and air
connection be removed. Be carefulcompressed air
line.
Item No. Part No. Name of Part Qty
2
S020530 Discharge Line 1
5 S040545 Check Ball 4
6 S050536 Check Ball Seat 4
4 S030530 Outer Chamber 2
1 S010530 Suction Line