Return and Discharge Duct Flanges | 25SM Series Heat Pump
6 720 220 406 (2015/02)Revised 02-15
8. Swap FRONT panel (containing LCD) to the
BACK
Reinstall All Panels
1. Re-route the LCD wiring to the new location
and reconnect LCD screen wiring. Reinstall
panels. (Figure #84)
Figure # 84
2. Reinstall belts. (Figure#85)
Figure # 85
RETURN AND DISCHARGE DUCT
FLANGES
Return and discharge opening duct flanges are
shipped unfolded. Flanges bend lines are
perforated allowing easy bending using standard
sheet metal pliers or channel locks. (Figure #90)
Panel containing LCD and Bosch Logo must be
installed on the same side as Electrical Box.
NOTE: When re-installing panel, the “RED”
cable from the LCD connector must be
connected to the “R” terminal of the LCD
PCB. The LCD will not work any other way.
Bend flanges one at a time.
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