Makita Pump EW400R Manuel du propriétaire télécharger pdf (Page 38)

Pump dose not run. Engine dose not start. (See page 28)

Sticking of impeller

(Disassemble and clean.)

Pumping volume is

small

Sucking air at suction side.

(Check piping at suction side.)

Breakage of mechanical seal.

(Consult your nearest dealer.)

High suction lift (Lower.)

Suction hose is too long or thin.

(Use a thick hose in minimum length.)

Leak of water from water passage.

(Stop leaking.)

Clogging of foreign substance in impeller.

(Disassemble and clean.)

Wear of impeller.

Strainer is clogged. (Clean.)

Engine speed is too low.

(Consult your nearest dealer.)

Pump dose not self-

prime

Suction of air at suction side.

(Check piping at suction side.)

Insufficient priming water inside pump

casing (Prime fully.)

Imperfect tightening of drain plug.

(Tighten the plugs completely.)

Engine speed is too low.

(Consult your nearest dealer.)

Sucking air from mechanical seal.

(Consult your nearest dealer.)

Drop in engine output

(Consult your nearest dealer.)

10. TROUBLESHOOTING

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Makita Pump EW400R Manuel du propriétaire Page 38