3 Series E91 320d (M47T2) TOUR
VS-42 je
Baugruppe/Group: 64
64 01 05 (135)
weltweit
Datum/Date:
08/2005
Update: 04/2007
Independent heating
E70, E90, E91, E92, E93
Introduction
The independent heating (made by Webasto) will be installed for the first time on the E90, E91 from 09/2005. The
independent heating comprises the independent auxiliary heater and the associated components and power supply.
The independent heating is incorporated in the integrated automatic heating/air-conditioning system (IHKA).
> E70: heating and air-conditioning system controlled on the water side.
> E90, E91, E92, E93: heating and air-conditioning system controlled on the air side.
The independent heating is optional (option 536).
>
E70 [system overview ...]
>
E90, E91, E92, E93 [system overview ...]
The main element of the new independent auxiliary heater is a Venturi burner. This optimises the entire combustion
process to make it considerably more efficient than compared to previous burner technology.
[more ...]
Advantages of the new independent auxiliary heater compared to the auxiliary heater units previously used at BMW:
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Faster start-up and shut-down procedure
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More rapid stabilisation of the combustion process
(the maximum heating capacity (5 kW) can therefore be reached faster)
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Weight of auxiliary heater unit reduced by approx. 20 %
-
The auxiliary heating system requires approx. 30 % less space in the vehicle
SBT Independent heating E70, E90, E91, E92, E93
BMW AG - TIS
23.01.2013 03:03
Issue status (12/2007) Valid only until next DVD is issued
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