Storage; Trouble-Shooting And Actions - Maruyama MS0735W Manuel D'utilisation

Storage

CAUTION
Don't leave chemicals in the chemical tank and pump. This might cause the machine to break down.
1
Remove fuel from fuel tank, and operate the
machine in idling state until it stops.
2
Set pressure control valve handle to
"STARTING".
CAUTION
・When damage is found, store it after making repairs. In this case, use the genuine parts specified by
us for all parts and consumable goods.

Trouble-shooting and actions

・When the condition of pump and engine is poor, the following can be expected.
・Where marked with ☆, request adjustment or repair at sales outlet or our sales office.
Pump
Symptom Cause
(1) Loose connecting of suction hose
No suction
(2) Suction hose clogged with chemicals
(3) Wear to piston packing
(4) Foreign matter in valve portion
(1) Wear to piston packing
Pressure cannot be
(2) Scratch on the inside surface of cylinder
increased.(poor
(3) Scratch on delivery valve
spraying state)
(4) Wear to pressure control valve seat
(5) Foreign material on each valve
(6) Wear to cam handle
(7) Wear to nozzle hole
(8) Too high a nozzle number used
Engine
Symptom Cause
Does not start ・No fuel
・Fuel filter is clogged
・Mis-starting
・Bad spark plug
・Weak spark
・Poor carburetor
Insufficient output
・Poor adjustment of throttle wire
・Clogging of air cleaner element
・Carbon building up at exhaust port and
Excessive vibration ・Loose part
Excessive noise ・Loose muffler and muffler cover
muffler
10
3
Move throttle lever to low-speed position.
4 After finishing the above, put the machine in
a box and store it at a place free from mois-
ture and which is well ventilated.
Treatment
(1) Tighten sufficiently.
(2) Disassemble and clean
(3) Replace with new parts
(4) Disassemble and clean
(1) Replace with new one.
(2) Replace with new one.
(3) Replace with new one.
(4) Replace with new one.
(5) Disassemble and clean.
(6) Replace with new one.
(7) Replace with new one.
(8) Decrease number of nozzles or
replace with smaller diameter nozzle.
Treatment
・Supply fuel.
・Clean
・Refer item "Starting engine"
・Replace.
・Replace or service coil / flywheel.
・Replace / service
・Adjust.
・Clean.
・Clean.
・Tighten
・Tighten
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