Panasonic MC-CJ917-K747, Service Manual

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6
ON/OFF
SWITCH
(in the P.C.B.
Assy) • Check the continuity by press-
ing the On/Off Switch.
• If there is a problem, replace
the P.C.B. Assy.
1. The Motor
doesn’t rotate.
2. The Power
Control doesn't
function. TRIAC (on the
P.C.B. Assy) • Check that the Triac has not
been short-circuited.
If there is continuity between
T1 and T2, then there is a
problem in the components.
• If there is a problem, replace
the P.C.B. Assy.
POWER CON-
TROL VOL-
UME (in the
P.C.B. Assy) • The resistance between A and
B must be switchable.
0~470
Ω
• If there is a problem, replace
the P.C.B. Assy.
The Cord cannot
be pulled out. CORD REEL
UNIT
MOTOR CASE
UNIT • If the Cord cannot be pulled
out, press the Brake Lever and
confirm that the Cord can be
rewound.
Repeat operations to rewind
and pull out the Cord two or
three times and confirm that it
can be normally rewound.
• If it is impossible to resolve the
problem due to an abnormal
condition of the Cord, separate
the Body, untwist the Cord, and
rewind it. Or, replace the Cord
Reel Unit and rewind the Cord.
1. The Cord can-
not be rewound.
2. The pulled out
Cord cannot be
locked. Separate the Body and;
• Confirm that a sufficient num-
ber of spare turns have been
made.
• Confirm that the Cord Reel
Spring is working.
• Confirm that the Brake Lever
Unit is working correctly to stop
the Cord from rewinding.
• Make spare turns according to
the engraved number of turns,
or;
Replace the Cord Reel Unit.
Replace the Motor Case Unit.
1. The suction
power is low.
2. The Motor
stops during
vacuuming.
(The Thermo
Protector in the
Motor Assy
works.) DUST BAG
FILTER
EXTENSION
WAND UNIT
HOSE UNIT Check for clogging with dust.
• Dust Bag
• Filter (in the Dust Box)
• Hose Unit
• Extension Wand Unit
Remove dust.
• Replace any broken Dust Bag,
Filter, and/or Hose Unit.
CONDITION CHECKPOINT FIGURE CHECK METHOD REMEDY