16
13-1 Replacement of Ball Stopper,
Ball Guide, and Check Ball
Disassembly
①
Unfasten the pipes of the suction and discharge
sides.
②
Unfasten cap nut of suction and discharge sides,
and take out each part. Be careful of any liquid
which remains inside the pump may come out.
③
Inspect the each part of Check Valve, and clean
or replace.
Assembly
①
Refer to
18. Structure and Name of Check
Valve
for assembly.
②
Fasten tightly after connecting to companion
piping.
13-2 Replacement of Diaphragm
Disassembly
①
Unfasten the pipes at the suction-side
and discharge-side joints.
②
Disassemble the joints in reference to
13-1
.
③
Unscrew the wrench bolts and
separate the front cover.
④
Loosen the hexagon nut holding
the guide bar using a spanner and
disconnect the bar.
Caution
•
Assemble while paying attention to the direction of the value (top: ball stopper). If the order is
reversed, the fluid flows reversely, when the pump may get damaged.
Warning
•
Wear the protective equipment because any liquid which remains inside the pump may come out during
disassembly and cause fatal injury to human body.
※
Refer to
18. Structure and Name of Check Valve
for assembly and disassembly.
Valve Adapter
Check Valve
Joint
Joint Cover
Cap Nut
Bolt
Cover
Nut
Guide
bar
13
Replacement of Parts