Karcher NT 45/1 Tact Service Manual - page 7
English
5.906-498.0 Rev. 00 (09/09)
7
Insert a new connecting cable and connect it to the circuit board
and the electric solenoid. Route the cables as shown in drawing
(dotted line box).
1
Instrument panel
2
hood
Note:
During the installation of the hood, make sure that the guides
of the hood (see arrows) and the instrument panels engage each
other.
Note:
Surface A of the hood and surface B of the turbine housing
must touch each other once installed.
Install the hood.
Pull the circuit board out toward the top.
Disconnect all connecting cables from the circuit board.
Replace the circuit board.
Connect the new circuit board as per the circuit diagram.
Unscrew the fastening screws for the turbine circuit board.
1
Fuse
2
Connecting cable to the control circuit board (X61)
3
Connecting cable to the control circuit board (X62)
4
Flat cable to the control dial (X72)
5
Flat cable to the suction turbine
6
Suction turbine
7
Connection to suction turbine, red (X51)
8
Connection to suction turbine, black (X52)
9
Turbine circuit board
Disconnect all connecting cables from the turbine circuit board.
Replace turbine circuit board.
Connect the new turbine circuit board as per the circuit dia-
gram.
Replace the fuse (10 A) if necessary.
5.5
Install the suction head hood
5.6
Replace the circuit board
2 1
A
B
X19,X14,X20,X15
X7,X6,X2,X1
X3,X4,X5
X16
X13
X12,X11
X9,
X10
X7,X2
Turbine circuit board
X6,X1
Anti-interference filter
X3,X4,X5
Filter dedusting
X13
Switch for filter shake off system
X16
Micro switch
X9,X10
Electrodes
X14,X15
Socket
X19,X20
Main switch
X12,X11
Indicator lamp
5.7
Replace turbine circuit board
5.8
Replace the fuse on the turbine circuit board
3
4
1
5
8
7
6
2
9