50
TAKING CARE OF UNEXPECTED PROBLEMS
PUMP
No Pump Output
Low Pump Output
Possible Cause Correction
Pump not primed. Prime pump (p. 18)
Hose collapsed, cut or punctured. Replace suction hose (p. 16).
Strainer not completely underwater. Sink the strainer and the end of the suction
hose completely underwater.
Air leak at connector. Replace sealing washer if missing or damaged.
Tighten hose connector and clamp (p. 16).
Strainer clogged. Clean debris from strainer.
Excessive head. Relocate pump and/or hoses to reduce head
(p. 15).
Engine speed to slow. Move throttle to fast.
Possible Cause Correction
Hose collapsed, damaged, too long, or
diameter too small.
Replace suction hose (p. 16).
Air leak at connector. Replace sealing washer if missing or damaged.
Tighten hose connector and clamp (p. 16).
Strainer clogged. Clean debris from strainer.
Hose damaged, too long, or diameter too
small.
Replace discharge hose (p. 17).
Marginal head. Relocate pump and/or hoses to reduce head
(p. 15).
Engine speed to slow. Move throttle to fast.
31YG06130.book 50 ページ 2021年1月20日 水曜日 午前9時27分