Kärcher Puzzi 8/1 C Installation and operation manual

New Unit Information
New Unit Information 05.2007
Puzzi 8/1 C
1.100-200.0
5.906-335.0

New Unit Information 05.2007
Technical features Puzzi 8/1 C
Page 2 / 29
General
– Wet cleaner for cleaning carpets for
commercial use in hotels, shops, offices, etc.
– Tank volume:
Fresh-water tank = 8 l
Wastewater tank = 7 l
– Noise emission 71 dB(A).
– Floor tool for carpets,
working width 230 mm.
Electrics
– Motor 1380 watt.
– 7.5 m mains cable.
– Bypass suction motor.
Accessories (optional)
– Handtoolforupholstery,wallcarpets,cleaning
vehicle interiors, working width 110 mm.
– Stairs tool for cleaning stairs.

New Unit Information 05.2007
Puzzi 8/1 C Unit functions
Page 3 / 29
View from the front
1 Bracket, floor tool with suction tube
2 Carrying handle and suction tube storage
during transport
3 Filler opening, fresh water
4 Switch (S2), water pump (M2)
5 Switch (S1), suction motor (M1)
6 Unit housing, upper section
9
2
3
5
7
10
11
12
1
8
4
7 Unit housing, lower section
8 Wheel (2x)
9 Swivel casters (2x)
10 Connection, fresh-water hose
11 Connection, suction hose
12 Cover, wastewater tank
6

New Unit Information 05.2007
Unit functions Puzzi 8/1 C
Page 4 / 29
Rear view
1 Carrying handle and suction tube storage
during transport
2 Mains cable retractor
3 Unit housing, upper section
4 Bracket, upholstery tool (optional)
7
1
2
4
6
8
3
5
5 Unit housing, lower section
6 Bracket, upholstery tool (optional)
7 Mains cable
8 Bracket, floor tool with suction tube

New Unit Information 05.2007
Puzzi 8/1 C Unit functions
Page 5 / 29
View from above, wastewater tank cover removed
1 Connection, suction hose
2 Wastewater channel
3 Wastewater tank
4 Handle, wastewater tank
5 Retaining screws (4x), unit housing,
upper section
6 Hook, for transporting the suction hose
7 „MAX“ mark, maximum water level in the
fresh-water tank
8 Fresh-water tank
1
2
3
4
6
8
7
9
10
11
12
13
14
17 5
15
16
5
9 Unit housing, upper section
10 Bracket, upholstery tool (optional)
11 Bracket, floor tool with suction tube
12 Switch element of (S2)
13 Bracket, switch elements
14 Switch element of (S1)
15 Retaining screws (2x), carrying handle
16 Retaining screws (2x), bracket, switch
elements
17 Unit housing, lower section

New Unit Information 05.2007
Unit functions Puzzi 8/1 C
Page 6 / 29
Fresh-water tank
Water filter
„MAX“ mark
1
3
1 Water filter in the fresh-water tank
2 Fresh-water tank
3 „MAX“ mark, maximum water level in the
fresh-water tank
2
Water filter
Filterscontaminationsoutoffreshwaterinorder
to prevent damage to the water pump (M2).
„MAX“ mark
The „MAX“ mark (3) in the fresh-water tank (2)
indicates the maximum water quantity, which
may be added to the fresh-water tank (2).
Note
If water is added to the fresh-water tank
above the „MAX“ mark and this volume of
wateriscompletelyprocessed,itispossible
thatthewastewatertankcannotacceptthe
whole volume of water and therefore
overflows.

New Unit Information 05.2007
Puzzi 8/1 C Unit functions
Page 7 / 29
1 Unit housing, lower section
2 Air intake (drawn in air) opening with fluff
strainer
Unit housing, wastewater tank removed
1
2
Fluff strainer
Filterscoarsecontaminationsoutofthedrawnin
air in order to prevent damage to the suction
motor(M1).

New Unit Information 05.2007
Unit functions Puzzi 8/1 C
Page 8 / 29
Unit housing, upper section removed
1 Unit housing, upper section
2 Sealing strip
3 Switch (S2), water pump (M2)
4 Switch (S1), suction motor (M1)
5 Unit housing, lower section
1
5
2
3
4

New Unit Information 05.2007
Puzzi 8/1 C Unit functions
Page 9 / 29
View from below
1 Fresh-water hose to the spray/ suction
hose
2 Floor cover
3 Wheel, LH
4 Retaining screw, LH wheel
7
9
6
5
5
1
2
3
4
5 Air discharge, motor cooling air
6 Retaining screw, RH wheel
7 Wheel, RH
8 Retaining screws (9x), floor cover
9 Swivel casters (2x)
8

New Unit Information 05.2007
Unit functions Puzzi 8/1 C
Page 10 / 29
Transport
1 Spray / suction tube
2 Carrying handle and suction tube storage
during transport
3 Hook, for transporting the suction hose
4 Spray / suction hose
3
3
The spray / suction tube is pressed onto the
carryinghandle(2)fortransportingtheunit.The
suction / spray hose is inserted in the hook (3).
1
2
4
334

New Unit Information 05.2007
Puzzi 8/1 C Unit functions
Page 11 / 29
Printed circuit board (N1)
12 1
2
3
4
5
6
11
10
9
8
7
1 Terminal strip (X1), switch (S2), water
pump(M2)
2 Terminal strip (X3), switch (S2), water
pump(M2)
3 Terminal strip (X5), switch (S1), suction
motor (M1)
4 Terminal strip (X7), switch (S1), suction
motor (M1)
5 Terminal strip (X8), suction motor (M1)
6 Terminal strip (X6), suction motor (M1)
7 Terminal strip (X12), mains connection to
switch (S1), suction motor (M1)
8 Terminal strip (X10), mains connection
9 Terminal strip (X9), mains connection to
switch (S1), suction motor (M1)
10 Terminal strip (X11), mains connection
11 Terminal strip (X4), water pump (M2)
12 Terminal strip (X2), water pump (M2)

New Unit Information 05.2007
Unit functions Puzzi 8/1 C
Page 12 / 29
1 Spray / suction hose
2 Fresh-water hose
3 Connection sleeve, suction hose
4 Connection, fresh-water hose
5 Handle section
6 Lever, spray function release
7 Threaded connection, connection to the
spray / suction tube
Spray / suction hose
1
2
43 56
7

New Unit Information 05.2007
Puzzi 8/1 C Unit functions
Page 13 / 29
1 Spray / suction tube
2 Threaded connection closed, connection
to the spray / suction tube
3 Threaded connection open, connection to
the spray / suction tube
4 Floor tool for carpets, working width
230mm
Spray / suction tube
1
2
1
3
4
Threaded connection closed
Threaded connection open
Floor tool for carpets
Threaded connection
The threaded connection (2) is used to connect
thehandlesection(seePage12,Item5)andthe
floor tool (4) with the spray / suction tube.
– Open threaded connection (left-hand thread)
(3) and push onto the spray / suction tube.
– Ifthespray/suctiontubeisfitteduptothelimit
stop in the threaded connection, close the
threaded connection again (left-hand thread)
(2).

New Unit Information 05.2007
Unit functions Puzzi 8/1 C
Page 14 / 29
Spray / suction tube
Spray nozzle on the floor tool
1 Spray nozzle
2 Guidehandle
Guide handle
1
Spray nozzle
The spray nozzle (1) sprays the fresh water -
cleaning agent mixture onto the carpet to be
cleaned.
Guide handle
The guide handle (2) can be used to exert an
appropriatepressureonthefloornozzleinorder
to vacuum up the water - cleaning mixture
sprayed onto the carpet.
2

New Unit Information 05.2007
Puzzi 8/1 C Circuit diagram
Page 15 / 29
Circuit diagram 0.088-980.0

New Unit Information 05.2007
Circuit diagram Puzzi 8/1 C
Page 16 / 29
Circuit diagram 0.088-980.0
C1 Capacitor
F1 Fuse (in Japan version only)
M1 Suction motor
M2 Waterpump
N1 Printed circuit board
S1 ON/OFF switch, suction motor
S2 ON/OFF switch, water pump
V1 Diode
X1 Mainsplug

New Unit Information 05.2007
Puzzi 8/1 C Basic settings and service procedures
Page 17 / 29
Unit switch
1 Retaining screws (2x), bracket, switch
elements
2 Bracket, switch elements
3 Switch elements
4 Rubber covers
Replacing switches
If one of the switches (S1) or (S2) is defective,
it can be removed and replaced as follows.
– Remove the retaining screws (1).
– Remove switch elements bracket (2).
– Remove switch elements (3).
– Remove rubber covers (4).
(Procedure continued on Page 18)
Switch elements installed
Bracket removed
Switch elements removed
12
3
3
4

New Unit Information 05.2007
Basic settings and service procedures Puzzi 8/1 C
Page 18 / 29
Unit switch
Rubber covers removed
Switches (S1) and (S2) pulled out
1 Switch (S2), water pump (M2)
2 Switch (S1), suction motor (M1)
Replacing switches
– Pulltherelevantswitch(1,2)outofthebracket.
– Remove the cable connections from the rele-
vant switch (1, 2) and note the cable
assignment at the switch.
– Install new switch in reverse order.
12
12

New Unit Information 05.2007
Puzzi 8/1 C Basic settings and service procedures
Page 19 / 29
1 Air discharge, motor cooling air
2 Sound insulation
3 Holder, suction motor
4 Cover, suction motor (air circuit)
5 Suction motor (M1)
6 Printed circuit board (N1)
7 Air duct, drawn in air from floor tool
8 Air intake opening with fluff strainer
9 Fresh-water hose to the spray/ suction
hose
10 Hose clamp
11 Water pump (M2)
12 Water hose from fresh-water tank
13 Retaining screws (4x), suction motor
cover
Remove floor cover
– Remove retaining screws (see Page 9,
Item 8).
– Remove floor cover.
Remove suction motor cover
– Remove retaining screws (13).
– Remove suction motor cover.
Floor cover removed
1
2
4
7
8
3
6
11
10
1
9
12 5
13

New Unit Information 05.2007
Basic settings and service procedures Puzzi 8/1 C
Page 20 / 29
Suction motor cover removed
1 Air discharge, motor cooling air
2 Sound insulation
3 Suction motor (M1)
4 Rubber ring
5 Holder, suction motor
6 Printed circuit board (N1)
7 Fresh-water hose to the spray/suction
hose
8 Water pump (M2)
9 Water hose from fresh-water tank
10 Mains cable
11 Retaining screws, suction motor holder
1
2
3
4
5
6
7
8
9
10
11
1
Remove suction motor
– Pull the suction motor (3) out of the suction
motor holder (5).
– Remove wiring (see Page 21, Item 4) at the
suction motor (3).