Magentis and Optima repair since 2000 of release
1. Engines
2. Greasing system
3. Cooling system
4. Control and decrease in toxicity
5. Fuel system
6. Ignition system
7. Coupling
8. Transmission
9. Power shafts, axes
10. Suspension bracket
11. Steering
12. Brake system
13. Body
14. Central air
14.1. Specifications
14.2. Service of central air of air
14.3. Remarks at replacement of elements of central air of air
14.4. Connection of elements of central air of air
14.5. Connection of elements with a directing pin
14.6. Installation of manometers for pressure measurement
14.7. Pumping of atmospheric air from central air
14.8. Connection of the final valve to a cylinder with a coolant
14.9. Charging of central air of air
14.10. Oil for greasing of the compressor of the conditioner
14.11. Check of hoses and tubes
14.12. Compressor noise
14.13. Check and adjustment of a tension of poliklinovy belts
14.14. Verification of operational characteristics
14.15. Sensor of threefold pressure
14.16. Check of the relay of the fan of the condenser
14.17. Check of the switch of the conditioner
14.18. Check of the switch of modes
14.19. Switch check fresh / retsirkuliruyemy air
14.20. Conditioner compressor
14.21. Plug of coupling and pulley of the compressor of the conditioner
14.22. Coil of initiation of coupling
14.23. Fan and condenser
14.24. Check of the engine of the fan
14.25. Search and elimination of malfunctions
14.26. Check of the relay of central air of air and condenser fan
14.27. Check of the relay of the fan of a heater
15. Electric equipment
16. Electric circuits
 

14-19-proverka-pereklyuchatelya-svezhijj-recirkuliruemyjj-vozdukh.html

14.19. Switch check fresh / retsirkuliruyemy air

Check conductivity between socket contacts.

Position of the switch

Contacts
FRESH
10 and 22

RECIRCE

18 and 22

If conductivity differs from demanded, replace the control panel with air conditioning.
«on a step back
14.18. Check of the switch of modes		 on the following page»
14.20. Conditioner compressor