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5
3 Troubleshooting Guide
CONDITION
CHECKPOINT
METHOD OF INSPECTION
CAUSE / REMEDY
Motor fails to rotate.
(no noise is heard at all)
(no noise is heard at all)
Power cord
Chech power cord continuity between
pliug pins cord reel patition unit.
pliug pins cord reel patition unit.
If there is no continuity, replace the
cord reel patition unit.
cord reel patition unit.
Fuse (Plug for UK only)
Check plug fuse continuity.
If there is no continuity, replace the
cord reel patition unit.
cord reel patition unit.
Main fuse (250V, 12A)
Check main fuse continuity.
If there is no continuity, replace the rail
base unit.
base unit.
Motor continuity
Check motor continuity between car-
bon brush holder tabs.
bon brush holder tabs.
If there is no continuity, replace the
motor.
motor.
ON/OFF Switch
Check continuity across switch connec-
tions.
tions.
If there is no continuity, replace the
switch.
switch.
Power board (P.C.B. AU)
If cther checkpoints do not have any problems, then replace the control circuit
board AU (P.C.B. AU).
board AU (P.C.B. AU).
Rotary potentiometer
Check if the potentiometer is in open
circuit.
circuit.
If it is in open circuit, replace power
control.
control.
Motor runs but there is no suc-
tion.
tion.
Hose or Suction inlet, Exten-
sion wand and nozzle
sion wand and nozzle
Check if there is any blockage in the
indicated parts.
indicated parts.
If there is any blockage, remove it.
Dust bog / Secondary filter
Check if dust bag is full or Secondary
filter is choked up.
filter is choked up.
If dust bag is foll, replace with a new
one. If Secondary filter is choked up,
remove and clean it out or replace.
one. If Secondary filter is choked up,
remove and clean it out or replace.
Noise or vibration
Motor fan
Chech dust accumulated in motor fan
(if could happen if the vacuum cleaner
has been used with a broken dust bag
or without central filter).
(if could happen if the vacuum cleaner
has been used with a broken dust bag
or without central filter).
If there is dust accumulated in the
motor fan, repiace the motor and check
filter condition (never try to dismantle
the motor fan).
motor fan, repiace the motor and check
filter condition (never try to dismantle
the motor fan).
Motor boes not change power
(runs alweys at full speed).
(runs alweys at full speed).
Rotary potentiometer
Check possible bad contact of power
control potentiometer.
control potentiometer.
If there is bad contact, replace the
power control.
power control.
Power board (P.C.B.AU)
Check if power board circuit is short-
circuited.
circuited.
If it is short-circuited, replace power
board ass’y.
board ass’y.
Motor runs irregularly
Rotary potentiometer
Check possible bad contact of power
control potentiometer.
control potentiometer.
If there is bad contact, replace power
control.
control.
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