Bosch 19 SEER Series Operation Manual page 15

Installation & Operation Manual
NOTICE:

When fastening ductwork to the side duct flanges
on the unit, insert the screws through the duct
flanges only. DO NOT insert the screws through the
casing. Outdoor ductwork must be insulated and
waterproofed.
B e sure to note supply and return openings. Refer to Fig. 3 for
information concerning supply and return air duct dimensions.
Rooftop Installation — Frame Mounting
Figure 12 Rooftop Installation—Frame Mounting
HORIZONTAL SUPPLY
AIR COVER
SHEET METAL
SCREWS
HORIZONTAL RETURN
AIR COVER
Figure 13
BTC 761701105 A | 03.2019
Return Air
Supply Air
Roof Flashing
Angle Iron
Frame
Bosch Inverter Ducted Packaged Heat Pump | 15
Return Air
Roof Flashing
Typical Rooftop Down Airflow Application with Frame
Figure 14 Typical Rooftop Down Airfl ow Application with Frame
Supply Air
Roof Flashing
Angle Iron
Frame
Data subject to change