Panasonic MC-CG487-ZC79 User manual

© 2008 Matsushita Electric Industrial Co., Ltd. All
rights reserved. Unauthorized copying and distribu-
tion is a violation of law.
Order No.VCD0802004CE
Vacuum Cleaner
Model No. MC-CG487-ZC79
MC-CG487-ZA76
MC-CG487K-ZP47
Product Color :Metalic blue
Destination :Europe
TABLE OF CONTENTS
PAGE PAGE
1 Specifications ----------------------------------------------------- 2
2 Location of Controls and Components ------------------- 3
3 Troubleshooting Guide ----------------------------------------- 5
4 Disassembly and Assembly Instructions ---------------- 6
4.1. Dust box cover assembly removal -------------------- 6
4.2. Separate the upper and lower body units ----------- 6
4.3. Printed circuit board assembly (P.C.B Ass’y)
removal------------------------------------------------------- 7
4.4. Motor removal ---------------------------------------------- 8
4.5. Cord reel partition unit replacement ------------------ 9
4.6. Rail base U replacement -------------------------------10
4.7. Spring-loaded cord reel pre-winding-----------------10
4.8. How to disassemble the turbine nozzle -------------10
5 Wiring Connection Diagram ---------------------------------12
6 Exploded View and Replacement Parts List -----------13
6.1. EXPLODED VIEW (ATTACHMETS)-----------------13
6.2. PARTS LIST (ATTACHMETS)-------------------------14
6.3. EXPLODED VIEW (BODY UNIT) --------------------15
6.4. PARTS LIST (BODY UNIT)---------------------------- 16
6.5. PACKING INSTRUCTIONS --------------------------- 17
6.6. PACKING LIST ------------------------------------------- 18

2
1 Specifications
Model No. MC-CG487 MC-CG487K
Power source 230 V~50 Hz 230-240 V~50 Hz
Input power (MAX) 2000W 2000W
Input power (IEC) 1600W 1500-1600 W
Dimensions (WxLxH)mm 280 mm x 425 mm x 260 mm
Net weight 5.1kg
Extension wand Telescopic
Crevice nozzle O
Dusting brush O
Upholstery nozzle O

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2 Location of Controls and Components

4

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3 Troubleshooting Guide
CONDITION CHECK POINT METHOD OF INSPECTION TRANSACTION
Motor fails to rotate
(no noise is heard at all)
Power supply cord Check power supply cord continu-
ity.
If there is no continuity, replace the
cord reel patition unit.
Fuse
(Plug for UK only)
Check plug fuse continuity. If there is no continuity, replace the
cord reel patition unit.
Fuse of P.C.B. Ass’y
(250V, 12A)
Check fuse continuity. If there is no continuity, replace
P.C.B. Ass’y.
Motor continuity Check the conduction between the
terminals of the motor.
If there is no continuity, replace the
or motor.
ON/OFF Switch Check continuity across switch
connections
If there is no continuity, replace
P.C.B. Ass’y.
Triac (Inside of P.C.B.) Check if the triac is in open circuit. If it is in open circuit, replace
P.C.B.Ass’y.
P.C.B. Ass’y Check the internal parts for any-
thing unusual. (burn-out, melt-
down, etc.)
If anything is found unusual,
replace the P.C.B. assembly with
new one.
Motor runs but there is no suction Hose or Suction inlet, Extension
wand and nozzle
Check if there is any blockage in
the indicated parts.
If there is any blockage, remove it.
Dust bog / Secondary filter Check if dust bag is full or Second-
ary 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.
Noise or vibration Motor fan Check dust accumulated in motor
fan (it could happen if the vacuum
cleaner has been used without cen-
tral filter).
If there is dust accumulated in the
motor fan, replace the motor and
check filter condition. (never try to
dismantle the motor fan)
Motor does not change power
(runs always at full speed)
Power control Adjust the power control and check
whether or not the resistance var-
ies. (Gray←→Blue)
If the resistance does not vary, then
replace the P.C.B. Ass'y.
P.C.B. Ass’y Examine the triac in the P.C.B.
Ass'y and check whether or not T1
and T2 are short-circuited.
If they are short-circuited, then
replace the P.C.B. Ass'y.
Motor runs irregularly P.C.B. Ass’y Check possible bad contact of
P.C.B. Ass’y.
Replace P.C.B. Ass’y.

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4 Disassembly and Assembly Instructions
Important notice: Before replacing any components, make sure to turn OFF the vacuum cleaner.
Remove the power plug from the outlet.
* Caution:
1. Do not attempt to modify the machine, parts, etc. when marking repairs.
2. Even if a wire is partially disconnected, do not attempt to repair and/or connect it when a wired unit is available as
service parts. Replace the overall section with a new wired unit.
3. Pull out and/or insert the fastening terminal without twisting it.
4.1. Dust box cover assembly
removal
1. Open the dust box cover assembly at an angle of approx.
45°. Insert a flat-blade screwdriver between the upper
body and the dust box cover assembly and move it in the
direction of the arrow mark to remove the dust box cover
assembly from its right side.
4.2. Separate the upper and lower
body units
1. Remove the five screws fixing the upper body U and
lower body U.
2. Remove the screw fixing the upper body U from the rear
side.

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3. Lift the upper body U to separate it from the lower body U.
4.3. Printed circuit board assembly
(P.C.B Ass’y) removal
1. Remove the Swivel cap unit and Insulation plate.
2. Here is drawing of the lead wire before the P.C.B AU is
removed.
3. Disengage the fast-on terminal of the wires (red) and
(blue) which lead to the cord reel partition wall connected
to the printed circuit board assembly.
* Caution:
Pull out the fastening terminal without twisting it.
Pull out by holding down the section indicated by an
arrow.
4. Remove the P.C.B. Ass'y from the P.C.B. holder.

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5. Remove the two screws fixing the P.C.B. holder and pull it
out from the lower body U.
* For removing the printed circuit board assembly,
first remove the fast-on terminal for the connecting
section for the motor.
4.4. Motor removal
1. Remove the dust box lid assembly. (Refer to paragraph
4.1 on P.6)
2. Remove the upper body from the lower body. (Refer to
paragraph 4.2 on P.6)
3. Remove the printed circuit board Ass’y. (P.C.B Ass’y)
(Refer to paragraph 4.3 on P.7)
4. Remove the two screws fixing the P.C.B. holder and pull it
out from the lower body U.
5. Lift the motor section from the lower body U.

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6. Remove all components fitted to the motor.
a. Remove the motor case plate.
b. Remove the motor support rubber (rear).
c. Remove the motor support.
d. Remove the noise suppressor.
e. Remove the motor support rubber (front).
f. Remove the lead wires connected to the motor.
4.5. Cord reel partition unit replace-
ment
1. Increase the gap width between the cord reel and the
lower body with a screwdriver. While removing the cord
reel shaft from the side of the lower body, lift the cord reel
partition unit.
* For easy removal, pull out the cord slightly, and
then lift the cord reel.

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4.6. Rail base U replacement
1. Remove the screw fixing the rail base U onto the cord reel
partition U.
2. Remove the rail base U from the cord reel partition U.
4.7. Spring-loaded cord reel pre-
winding
1. The cord reel partition U has a spring that pre-winds the
cord reel.
If the cord is not wound, then press the brake arm, and
the cord pre-winding will be loosened.
If you wish to apply pre-winding again, then wind the cord
three turns in the direction of the arrow mark.
* If you wish to release the pre-winding, then make
sure to hold the cord plug.
4.8. How to disassemble the tur-
bine nozzle
4.8.1. Agitator ass'y
1. Rotate the brush cover to unlock it and remove the brush
cover U.
2. Pull up the rotating brush and remove the belt and rotat-
ing brush (complete). (Fig.19)
4.8.2. Separation of the floor nozzle upper
from the floor nozzle lower U
1. Remove the four screws fixing the floor nozzle lower U.
(Fig.20)
2. Remove the floor nozzle lower U.