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New Unit Information 02.2004

CV 30/1, CV 38/1

Unit functions

 Page 19 / 25

Suction motor

1 Connection cable

2 Driving gear

3 Hexagon nut M5

4 Terminal strip/connection for suction

motor

5 Suction motor

6 Lower section of housing

5

Replace the suction motor

– Disconnect the connection cable (1) from the

terminal strip (4).

- Remove the suction motor (5).

Replace the driving gear

– Use flat nose pliers to hold the motor axle on

the rear of the electric motor (see arrow).

– Unscrew the hexagon nut (3) in a counter-

clockwise direction.

– Pull off the driving gear (2),

– Install a new driving gear in reverse order.

2

3

1

4

6

Summary of Contents for CV 30/1

Page 1: ...New Unit Information New Unit Information 02 2004 CV 30 1 1 023 CV 38 1 1 435 5 905 938...

Page 2: ...adjusting to the carpet pile Triple filter Dust filter felt filter Protective motor filter Exhaust air filter Filter full display CV 30 1 working width 300 mm 11 8 in CV 38 1 working width 380 mm 14 9...

Page 3: ...k top 3 Mains connection cable 4 Foot lever brush head unlocking device 5 Rollers 2x 6 Brush head 7 Rotary height adjustment knob for brush head 8 Brush head cover 9 Dust filter cover 10 Cover latch 1...

Page 4: ...Dust filter felt filter 3 Retaining lever for protective motor filter 4 Exhaust air filter 5 Protective motor filter 5 4 3 2 View from the front opened dust filter cover Note The dust filter 2 and th...

Page 5: ...handle height adjustment 6 Suction tube 7 Connection for suction tube 8 Rollers 2x Rear view 4 7 15 8 9 8 5 6 3 13 11 12 14 16 10 9 Foot lever brush head unlocking device 10 Upholstery nozzle accessor...

Page 6: ...er 1 Handle column 2 Retaining screws for rear cover 4x 3 Rear cover 4 Clamping lever for handle height adjustment 5 Lower cable hook 6 Locking device for handle column 2 6 5 2 4 2 2 3 Note The clampi...

Page 7: ...2 2004 CV 30 1 CV 38 1 Unit functions Page 7 25 1 Top cover 2 Retaining screws for upper cover 2x 3 Control lamp red filter status 4 Mains connection cable 5 Circlip 6 Suction hose connection View fro...

Page 8: ...cover open 1 Top cover 2 Unit switch 3 Unit switch connections 4 Control lamp filter status 5 Housing for control printed circuit board 6 Earth connection plug 7 Mains connection cable 8 Suction hose...

Page 9: ...board 4 Clamp for mains connection cable 5 Connection plug 6 Retaining screw for clamp 2x 7 Mains connection cable 4 6 6 7 3 Replace the mains connection cable Pull the connection plug 5 off the unit...

Page 10: ...tion 6 2 7 3 5 3 4 Replace the printed circuit board When installing the printed circuit board with housing 2 ensure that the vacuum hose 6 is correctly pushed onto the connection 7 The vacuum sensor...

Page 11: ...oller 2 Locking pin 3x for skid plate 3 Skid plate 4 Roller 5 Running wheel for adjusting height of brush head 1 2 4 4 3 2 Brush head view from below Removing skid plate Rotate the locking pins 2 thro...

Page 12: ...Brush roller counter bearing 8 Brush roller 7 Replace the brush roller Remove the retaining screws 6 for the counter bearing 7 Remove the counter bearing 7 and pull the brush roller and 8 off the brus...

Page 13: ...utch drive belt 3 Centrifugal clutch 4 Brush roller drive belt 5 Brush head cover 6 Bumper 7 Rotary height adjustment knob for brush head 8 Suction hose 9 Suction motor housing 8 7 6 4 3 2 1 Remove br...

Page 14: ...ifugal clutch 7 Rotary height adjustment knob for brush head 8 Brush roller drive belt 9 Brush head housing 10 Suction hose 11 Connection for suction tube Dismantle the suction motor Pull the drive be...

Page 15: ...centrifugal clutch Take out the centrifugal clutch 2 Remove the drive belts 1 3 1 5 2 3 4 Thecentrifugalclutch 2 disengagesifthebrush rollerisblocked Thisdisconnectsthebrushroller from the drive The...

Page 16: ...ge 16 25 Brush head Height adjustment brush head disassem bled 1 Opening for running wheel height adjustment 2 Brush head housing 3 Steel spring 4 Running wheel cover 5 Running wheel height adjustment...

Page 17: ...mation 02 2004 CV 30 1 CV 38 1 Unit functions Page 17 25 Suction motor 1 Retaining screw 4x for upper section of housing 2 Lower section of housing 3 Suction motor driving gear 4 Upper housing section...

Page 18: ...cable 3 Spring clip for bearing shell 4 Terminal strip connection for suction motor 5 Bearing shell 6 Upper housing section 7 Suction motor Dismantle upper housing section Remove the retaining screws...

Page 19: ...6 Lower section of housing 5 Replace the suction motor Disconnect the connection cable 1 from the terminal strip 4 Remove the suction motor 5 Replace the driving gear Use flat nose pliers to hold the...

Page 20: ...CV 30 1 CV 38 1 Page 20 25 Suction motor 1 Lower section of housing 2 Mains connection cable for suction motor 2 Insert mains connection cable Themainsconnectioncable 2 mustbelaidinside the pins provi...

Page 21: ...1 Mains connection cable 2 Lower section of housing 3 Suction motor 1 2 Insert mains connection cable The length of the mains connection cable 1 measured from the upper edge of the lower housing secti...

Page 22: ...0 1 CV 38 1 Page 22 25 Suction motor 1 Suction motor 2 Lower section of housing 3 Seal marked in red 1 Replace seal The seal 3 must be placed exactly in the guide grooveofthelowerhousingsection 2 topr...

Page 23: ...otor 1 Carbon brush 2x 2 Suction motor 3 Hard rubber bracket 4 Motor cover 5 Protective motor housing 5 4 Open the suction motor housing Remove the motor cover 4 from the protective motor housing 5 Th...

Page 24: ...ff The centrifugal clutch has triggered check brush for blocking objects and remove them Cleaning result unsatisfactory Check clean brush head suction tube and suction hose for blockage Clean Replace...

Page 25: ...erating instructions and the spare parts lists can be ordered as a paper copy from the spare parts service by quoting the relevant part number Special tools No special tools are required Tightening to...

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