Truvox International Multiwash MW240 Manuel D'utilisation page 6

Fault diagnosis
The following simple checks may be performed by the operator:
Trouble
Machine fails to
start – no power
Machine fails to pick
up water from the
floor
Machine fails to
spray solution onto
the floor
(MW340/Pump &
MW440/Pump only)
Machine only sprays
when handle in
upright position
Drum is turning, but
brushes are not
Machine fails to let
solution onto the
floor (MW240 &
MW340 only)
Drum not turning
Motor makes a
humming noise but
does not turn
* If the fuse blows several times, the machine should be checked by an authorised Service Agent
5
Reason
• Transport working knob is in
bottom position
• Motor overload protector has
tripped
• Micro switches are faulty open
circuit
• Worn brushes
• Damaged lip on recovery tank
• Broken lugs on recovery tank
• Drum not revolving
• Bridge fitted wrong way on
machine or springs broken
• Blocked jet
• Blocked inline filter
• Faulty pump
• Blocked filter or faulty valve in
solution tank
• Faulty pump micro switches
• Damaged or broken pull cable
• Loose lower handle bolts
• If one or both brushes are not
turning, stripped gears in gear
box
• Damaged or broken pull cable
• Adjustment on pull cable
• Dirty filter in clean water tank
• Blocked holes in outlet channel
• Plastic gear inside rim of drum
sheared
• Drum sprocket bearing seized
• Build up of dirty hair etc. around
bridge springs
• Plastic gears in gear box stripped
• Drum rubber sleeve loose on
drum
• Motor capacitor faulty
• Motor seized up
• Faulty motor windings
Remedy
• Change to operating position (Fig 3)
• Reset the protector button after a
minimum of 30 seconds from tripping
by pressing the over load protector
manually and continue working (7 on
page 2)
• Check mains cable
• Check plug top fuse
• Replace brush, lip, lugs or springs
• Fit bridge the correct way
• Clean jet or inline filter
• Tighten lower handle bolts
• Empty clean water tank and fill up
with clean water
• Clean holes
• Clean drum and bearings and remove
dirt and build up
• Contact service agent