Function of residual engine heat utilization - GF83.75-P-2000A

MODEL 210 with CODE (450) Taxi version with CODE (581a) Air conditioning (Automatic) with CODE (670a) Residual engine heat utilization (REST) 

MODEL 210 as of 1.9.97 with CODE (580) Air conditioning or Tempmatic for USA 

MODEL 140 as of 1.9.95 

Function 

Residual engine heat utilization with stationary ventilation allows vehicle to be heated even with ignition OFF  . For this, system uses residual heat of engine and leads it via blower into interior. Residual engine heat utilization is put into operation by pressing rest button ( ) on control and operating unit.

Heating water recirculation pump maintains water circuit to heater heat exchanger.

Air quantity is automatically adjusted.

With AAC, air distribution takes place automatically:

• Defroster nozzles leak air 80%
• Footwell nozzles open 100%

Before switching on, ignition key must be turned to position 1 or 0 or withdrawn and rear nozzle must be closed.

Automatic switching off takes place

• if key in steering wheel lock is turned to position 2,
• after approx. 30 minutes,
• if battery voltage falls below 11.5 V.