To switch on the auxiliary heating system
- Press the ON button (1) on the transmitter for
at least one second
- The LED (3) will light up briefly during the
transmission process.
To switch off the auxiliary heating system
- Press the OFF button (2) on the transmitter for
at least one second
- The LED (3) will light up briefly during the
transmission process.
When the transmission power starts to fall, the
batteries (type MN21) in the transmitter are to be
replaced.
11. Servicing work for the auxiliary
heating system
Refer to the operating instructions.
The charge held by the battery is to be checked at
regular intervals if you only drive short distances,
and the battery is to be recharged if and when
necessary.
12.Concluding work
F 39 64 096 R
Affix the duplicate factory sticker (2) on the left-
hand Macpherson strut tower (1) as shown.
Fill up the cooling system with water and bleed the
cooling system as described in the repair manual.
Complete a pressure test on the cooling system
and check for leaks.
The date of installation must remain legible, in
other words only the non-relevant data may be
removed.
Mark the installation date.
Reinstall all the parts in the car in the reverse order
to which you removed them.
13. Legend / Circuit diagram
for E39 M57
F 39 00 64 2W
A11 IHKR/IHKA controller
A14 Auxiliary heating system controller
A128 Remote control receiver
M37 Additional water pump*
X122 Additional water pump*
X498 Ground
X610 IHKR/IHKA controller
X764 Auxiliary heating system controller
X1234 Terminal 30 connector
X18830 Remote control receiver
* Cars with IHKA only
EN/21
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