
112
Maintenance and Service
5.11
Electrical installation
5.11.1 Red control lamps
Refer to Section 3.2.2.
5.11.2 Error codes
Refer to Sections 3.5.1 and 3.2.2.
5.11.3 Fuses
The fuses are located in the electronic
system underneath the seat console.
Take hold of the seat console by the
handle and pivot it up.
Always disconnect the battery
plug before starting any work
on the electrical installations.
All the stroke elements, all brush
motors for the scrubber-drier and all
motors for the side brushes and
cylindrical brush of the pre-
sweep/vacuum unit are equipped with
safety fuses and electronic fuses.
Safety fuses are installed in:
• the main fuse
(200A high current fuse (F50))
• the DC-DC converter
(10A plug-in fuse (A8))
When these fuses blow, the
vehicle is out of operation. This
is not indicated by an alarm
signal on the operating panel!
• the control unit (2A plug-in fuse (A1))
When these fuses blow, the
vehicle is out of operation. This
is not indicated by an alarm
signal on the operating panel!
• the suction turbines
(35A high current fuse)
• the water pump and relief valve for
the water supply (10A plug-in fuse)
• the drive motor (160A current limiter
in the drive control)
• the extractor fan of the pre-
sweep/vacuum unit
(20A plug-in fuse)
• the agitating motor for the pre-
sweep/vacuum unit (20A plug-in
fuse) and
• the working lights and flashing
beacon, automatic filling device, key
switch and horn (10A plug-in fuse
(F51))
When these fuses blow, the
vehicle is out of operation. This
is not indicated by an alarm
signal on the operating panel!
5.11.4 Drive control relay
The drive control is located in the left -
hand part of the driver's cab underneath
the foot plate.
Always disconnect the battery
plug before starting any work
on the electrical installations.
1. Loosen the screws in the foot plate
and remove the foot plate.
2. Relay K3 (main contactor) is
mounted upstream from the drive
control.
3. Replace a defect relay with a new
one.
4. Replace the foot plate and fix by
means of the screws.
Содержание Admiral 48D
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