46
Installation
Piping Installation
(5) Perform installation so that there are no water or air leaks in any of the piping. Air leakage on the
intake side water pipe can result in air entering the pump causing it to lose prime (run dry).
(6) Connection method and names of included parts (
※
Piping shown in double-dot-dashed lines are
customer supplied components.)
No. Name Comments
1 Strainer
assembly
component part
（
1
）
Foot valve
（
2
）
Strainer filter
（
3
）
Hose clamp φ60
2 Rubber coupling φ25 × φ31
3 Hose clamp φ32 Wire type
■ Water inlet
Water inlet
Rp3/4
PVC valve socket
（
VP 20
）
PVC elbow
（
VP 20
）
③
③
Hose clamp φ60
②
Foot valve
①
Strainer filter
■ Water outlet
PVC pipe VP20
PVC elbow
（
VP 20
）
PVC valve socket
（
VP 20
）
Water outlet
Rp3/4
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