Electrical Connection; Information On The Electrical Connection; Connecting Heater; Connecting Control Element - Webasto Air Top Evo 40 Installation Instructions Manual

8

Electrical connection

8.1

Information on the electrical connection

Insulate ends of lines that are not required.
X X
Operate the heater only with the integrated setpoint
sensor.
8.2

Connecting heater

After it is switched off the heater continues running.
The voltage supply must not be disconnected before
approx. 240 seconds have elapsed.
An electrical battery disconnector or relay can be
connected in accordance with the wiring diagram.
Fig. 23: Removing control unit cover
Use a blunt blade on both sides to remove the control unit co-
X X
ver.
Plug in wiring harness connector at control unit.
X X
Route cable through left or right cable lead-through.
X X
Position cable grommet such that the cable lead-through is
X X
sealed off in the control unit cover.
Connect the supply voltage to the vehicle electrical system.
X X
Install fuse holder in vehicle interior.
X X
Install a fuse (according to SAE J 1284, F= 15 A for 24 V, F=
X X
20 A for 12 V) with fuse holder as a safety measure for the hea-
ter.
Connect heater corresponding to the wiring diagram.
X X
Replace control unit cover.
X X
8.3

Connecting control element

Drill holes according to the control element installation instruc-
X X
tions.
Connect plug to control element according to the labelling on
X X
the heater wiring harness.
You will find further information in the installation
instructions for the control element.
Air Top Evo 40 | Air Top Evo 55
8.4

Connecting heater to ADR vehicles

Connecting heater
Connect heater corresponding to the wiring diagram.
X X
After connecting in accordance with the ADR wiring
diagram, the heater will continue running for 40 se-
conds when switch S5 is operated.
Connecting control element
ADR vehicles: The heater must only be switched on
manually via a switch. It must not be possible to
switch on the heater automatically via a programma-
ble switch.
19