BPC DUPLEX 250 Easy Use, Maintenance And Installation Manual page 22

M2
Unscrew the screw from the control module cover
Remove the cover from the control module
Slide out the air filters
Unscrew sensor T1 from its original position
Pull it out of the terminals (red)
M2
Unscrew sensor T2 from its original position
Pull it out of the terminals (blue)
Unscrew the screw from the fan
M1
Change the position of cables M1 and M2.
Factory connections:
M1 terminal Me, M2
Connections after orientation change:
M1 terminal Mi, M2
Insert it into the terminals (either polarity)
M1
Insert it into the terminals (either polarity)
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terminal Mi
terminal Me
Put the sensor in its new position
Screw it into the guide
M1
Put the sensor in its new position
Screw sensor T2 on
Screw the screw into fan M2
M2