SERVICE MANUAL
CVSF8BS
No. 0177
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
CONTENTS
1.Attachments
2
2.Replacement instructions
2
3.How to empty the dust case
4
4.Maintenance
5
5.Final test
8
6.General instructions for
operation and maintenance
8
7.Parts list
9
8.Construction diagram and
connection diagram
11
SPECIFICATIONS
Rated voltage
:AC230V, 50Hz
Rated input
:900W, MAX 1000W
Motor
:Commutator motor
Fan
:Turbo type 1 stage
Speed
:39,000rpm
Insulation class of materials
:Class E
Weight(Without attachment)
:3.6kg(7.9lbs)
Dimensions
:330mm(L)x255mm(W)x208mm(H)
VACUUM CLEANER
JUNE 2003
Hitachi Home & Life Solutions, lnc.
1. Attachments
2. Replacement Instructions
2.1 How to replace the power control board assembly, motor assembly and lead wire
assembly (include triac PWB assembly).
(1)Open the transparent case cover while pressing the button of dust case, and lift out the dust case
from cleaner body.
(2)Take off three tapping screws 4x20(7)(8)and two tapping screws 4x12(9), then the upper case
assembly can be removed.
(3)Take out the power control board assembly(13), motor assembly(18) and lead wire assembly(16)
from the lower case .
(4)Release the triac PWB assembly by taking off the lower case.
2.2 How to replace the power cord
(1)Open the transparent case cover while pressing the button of dust case,and lift out the dust case
from cleaner body.
(2)Take off three tapping screws 4x20(7)(8) and two tapping screws 4x12(9), then the upper case
assembly can be removed.
(3)Take out the cord reel assembly from the lower case .
(4)After rotate the cord reel assembly anticlockwise several times by pushing the C pedal to release prewind
of cord reel, take of a tamper proof screw 4x16 and three tapping screws 4x16 can be taken out.
Hose ass'y (With control panel handset and joint pipe)
1
Rug & floor nozzle
1
Extension pipe
1
Crevice nozzle
1
C pedal
Cord reel assembly
Tamper proof screw 4x16
Three tapping screws 4x16
(5)Pass the power cord through the upper case assembly and cord inlet.
(6)After assembly, wind a spring 5 times before set.
Upper case assembly
Cord inlet
2.3 How to replace the dust indicator assembly
(1)Take off the inner case(15) can be removed.
(2)Take out the dust indicator assembly.
2.4 How to disassemble the rug and floor tool
(1)How to replace roller ass'y(F)
Insert a blade of cutter between the roller shaft cover and lower case of rug & floor nozzle
(2positions, both edges off the rug & foolr nozzle), cut the projection of roller ass'y cover(F). And
detach the roller shaft cover(F) from the rug &floor nozzle with a screwdriver. (When you
maintenance the roller ass'y, please settle the rug & floor nozzle firmly, and be careful the blade of
cutter not to be broken.)
Detach the roller shaft and roller ass'y(F) from the rug & flooer nozzle.
Insert a roller shaft into new roller ass'y(F) and install it into lower case of rug & flooer nozzle.
Please assemble the roller shaft while facing flat face toward inside.
Push the roller shaft inside and put the roller shaft cover on it.Assure that the roller ass'y dosen't
take off from the rug & floor nozzle while pulling it with your fingers.
(2)How to replace roller ass'y(R)
Undo the screw and the roller shaft cover, and take off the wasted roller ass'y(R).
Replace to new roller ass'y(R), return the roller shaft cover to original position and screw it.
2.5 How to replace the hose
(1)You can separate the control panel handset from the hose.
(2)Pull the hose pressing two claws clicked into the holes on both sides of the control panel handset.
(3)Remove the seal ring and the stopper ring from the hose end by turning the seal ring (left-handed
screw).
(4)As to removing the joint pipe assembly(40) from the other side's hose end, do it as same as the
control panel handset removal.
2
1
4
3
2
1
Control panel handset
Claws
Seal ring Stopper ring
Claws
1) Empty the dust case before the dust reaches the
max line. If you continue using the cleaner with a full
dust case, the suction power will be decreased.
2) Empty the dust case periodically.
3) When emptying the dust case also remove the dust
around the filters.
Dust
case
Max line
Dust
case
Transparent
case cover
Open button
for lid of dust
collection case
Dust case
Dust
The lid of dust case
Open button
for lid of dust
collection case
1 Open the dust case cover while pressing
the button of dust case, and lift out the
dust case from cleaner body.
2 Put the dust case into a big vinyl bag, and press the open button in the bag.
Notes :
¡When you lift out the dust case from cleaner
body, be careful not to press the open button
of the dust case.
¡Do not lift out the dust case from the body
while the cleaner is in use.
¡The dust case should be kept upright when
removing it from the body to prevent dust
spillage.
How to Dispose of the Dust
Note :
¡Before you empty the dust case, be sure to turn off the power and
unplug the cleaner from the mains socket.
¡Turn the dust case downward and push the open button on the lid of the dust case to release
dust into a vinyl bag.
¡To remove stubborn dust adhesion inside the dust case, pat the side of dust case.
¡Dust around the mesh filter and under the mesh filter can be removed with tissue paper and
an old toothbrush.
Tissue
paper
mesh
filter
The lid of
dust case
Under mesh
filter
Notes :
¡Some types of dust may cause the suction power to become weak before max line is reached, in that
case, empty the dust and clean the filters.
¡If the rug & floor nozzle sucks some sharp items such as pieces of broken glass, pins, take care not to
touch them.
6
Button for the
dust case
3.How to Empty the Dust Case
4.Maintenance
Dust case
Lid of dust case
Click
3 Close the lid of dust case until the button clicks.
Dust case
Body
5 Close the top cover until the button clicks.
Note :
¡Please be careful not to be put your fingers between the
top cover and dust case.
Click
Transparent
case cover
When the orange indicator appears in the window continuously, the cleaner requires emptying.
Check the dust indicator by lifting suction tool from the floor and removing the crevice nozzle when it
is used.
Note :
¡If the cleaner is used in such a condition that the orange indicator appears in the window, air to the motor
will be reduced and the motor will eventually burn out.
¡When suction power is weak, the operation noise level is higher and the filter maintenance sign
operates, the dust case should be emptied and the filters cleaned (inside mesh filter and under
mesh filter).
Filter Maintenance Sign
How to Empty Dust Case
Warning :
Before maintaining, the mains plug should be removed from the mains socket.
4 Push the dust case into the
cleaner body firmly so that there
is not a gap between the lid of the
dust case and cleaner body.