Raypak 122-322 Operating And Installation Instructions page 10

OUTDOOR INSTALLATIONS
Raypak Hi Delta Heaters are design certified for outdoor installation. Heaters must not be installed under an overhang that
is less than three (3) feet from the top of the heater. Three (3) sides must be open in the area under the overhang. Roof water
drainage must be diverted away from heaters installed under overhangs.
TABLE 2
OUTDOOR INSTALLATION MINIMUM CLEARANCES
Heater Model
Heater Side 120-322
Rear 12"
Right 36"
Left 36"
Top Unobstructed
Vent N/A
These clearances required where the outdoor vent cap is used. If installing the heater outdoors with a vent stack, the
indoor clearances may be used.
FRONT VIEW
Fig # 9400
10
SIDE VIEW