Cambridge Air Solutions
10
SA-Series Technical Manual
INSTALLATION INSTRUCTIONS
UNDER ROOF MOUNTING
WARNING:
It is recommended the heater mounting structure
be reviewed and approved by a qualified structural
engineer and the roof manufacturer before
installing this equipment.
IMPORTANT
Before proceeding with the installation, verify the
feasibility of the location selected with respect
to accessibility to the equipment for service and
maintenance functions.
IMPORTANT
To prevent contaminated air from being drawn
into the heater, install the heater’s inlet at least 10
feet from any building exhaust, process exhaust,
sewer stacks, or other sources that would allow
contaminants to be drawn into the heater. Consult
local codes for additional references.
1. Install the accessories for roof intake (by others).
2. Install the hanging brackets on the heater.
3. Install hanging rods to adequate ceiling supports
and align with the hanging brackets on the heater.
4. Use a forklift or comparable lifting device to
raise and position the heater. Take precautions
to prevent equipment damage (dents and/or
scratches) when the heater is being lifted into
position.
5. Use washers and double lock nuts to secure
equipment on the hanging rods.
6. Install the directional elbows. Consult the job
layout for the orientation of the elbows.
Weight
Hanging Rods
Model
Qty.
Size
A
B
SA250
220 lbs.
4
3/8" dia.
53"
23.16"
SA350
550 lbs.
4
3/8" dia.
58"
33.25"
