
20
Air 70 Rev. D
Chapter 8 Maintenance
8.2 Installer maintenance
Installer maintenance includes cleaning the heat exchanger
and fans. Dependent on the conditions, this must done once
a year.
1
Switch off the power.
2
Remove the front cover
5HPRYHWKH¿OWHUV
4
Take 14-pole X5 from the Control pcb.
5 Carefully slide the inner section forward out of the appli-
ance.
¨¨
1
2
°
¯
Ö
Ö
1x
2x
0
1
= Option
X5