Waeco 9103303107, Operating Manual

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EN
9.
Press
ENTER
to confirm.
The device equalizes with the ambient pressure.
10. Screw the service couplings and hand-tight onto the service hoses (7) and (8), taking care not to mix up the
red and blue markings on the couplings and hoses.
11. Use the keypad to enter the current local atmospheric pressure and press ENTER to confirm.
Note You can look up the current atmospheric pressure for your region on the Internet, for example at
www.weatherpro.com under
air pressure
.
12. When calibration has been completed, press ENTER to exit the menu.
13. Press STOP twice to access the standby menu.
14. To evacuate the service hoses, perform a short vacuum phase (see Free Selection on page 24).
14.8 Changing the vacuum pump oil
WARNING! Electrocution hazard
Touching uninsulated parts may result in serious injury. Switch off the A/C service unit and unplug it from
the power supply before opening the housing. the A/C service unit may only be repaired by personnel au-
thorized by Dometic.
1. Before changing the oil, let the vacuum pump run for about 10 min (manually, via the menu).
2. Take off the front panel: Undo the screws (D) on the control panel and lift it up. Then undo the screws (E) on
the bottom of the front panel and take it off.
3. Place a receptacle with a capacity of at least ½ liter under the A/C service unit. The oil from the vacuum pump
flows through the opening (I) in the base of the A/C service unit.
4.
Unscrew the oil filling plug (G).
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