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5. Troubleshooting and remedies
● If the machine sprays abnormally, fails to recharge, or a fuse blown occurs, the following disorders should
be suspected.
● For the items marked with a white asterisk " ☆ ", contact the distributor that delivered the battery to you or
the Maruyama sales office for an adjustment or a repair.
Abnormality
The motor fails to run.
Spray is stopped.
Although the
motor runs.
Abnormality
The battery cannot be recharged.
The battery capacity recovered.
Abnormality
The pump fails to run.
English
Cause
Connector disengagement ----------------------------- Connect properly.
Switch malfunction --------------------------------------- Replace it.
Open circuit of wiring ------------------------------------ Replace or repair it.
Fuse blown-off -------------------------------------------- Replace it.
Motor disconnection ------------------------------------- Replace it.
Motor winding burnout ---------------------------------- Replace it.
Battery voltage drop ------------------------------------- Recharge or replace it.
Piston seal sticking -------------------------------------- Replace it.
Nozzle clogging ------------------------------------------- Clean it.
Water suction valve sticking ---------------------------
Pump valve clogging ------------------------------------ Clean it.
Pump valve clogging ------------------------------------ Clean it.
Pressure-regulating valve clogging ------------------ Clean it.
Pressure
Pressure-regulating valve abrasion ------------------ Replace it.
Nozzle tip abrasion -------------------------------------- Replace it.
fails to rise.
Water suction hose clogging or collapsing --------- Clean or repair it.
Battery voltage drop ------------------------------------- Replace it.
Recharge Failure
Cause
Battery abnormality -------------------------------------- Replace it.
Battery charger abnormality --------------------------- Replace it.
Connector connection failure -------------------------- Connect properly.
Open circuit of wiring ------------------------------------ Replace or repair it.
Recharging time shortage ------------------------------ Recharge it
Battery abnormality -------------------------------------- Replace it.
Battery charger abnormality --------------------------- Replace it.
Cause
Piston seal stuck ----------------------------------------- Replace it.
Switch contact failure ------------------------------------ Replace the switch.
Motor rotation is slow ------------------------------------ Replace the motor.
Spray Failure
Fuse Blown-off
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Remedy
Manipulate the cap (yellow)
or clean it.
Remedy
Remedy
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