8.6.8 Electrical Connections
8.6.8.1 Connection Air Heater, Control Element
Electrical connection is according to Circuit Diagram
Automatic Control (see Section 7).
For connection of the cable loom the cover (see 9.2.1.1)
of the air heater has to be removed for connecting the
cable loom plug(s) to the control unit. Avoid touching the
control unit strip conductors.
Prior to first operation of the air heater the cover must be
fitted to avoid the loss of heated air (air heater overheat-
ing).
The cable feedthrough may be from left or right.
8.6.8.2 Connection of Power Supply
Preferably from the vehicle’s central electrics.
For protection of the air heater an additional flat fuse
holder is to be fitted (deliverable item). The fuse holder
may only be located in the vehicle interior.
Fig. 810 Removal of Fuse Holder Attachment Plate
Fig. 811 Fuse Holder, Installation Position
8.6.8.3 Connection Control Element
The cable loom is prefabricated to connect to the control
element (rated value transmitter).
For plug disconnection pull on terminal plug only
(Fig. 813).
By pulling on the cable loom the terminal plug is
arrested (self-locking).
Fig. 812 Control Element
NOTE
The light guide must be in contact with the rotating knob.
Fig. 813 Pulling the Plug
Light Guide
806
F = 10A 24V
15A 12V
8 Servicing
Air Top 2000