26
STEP 4
- Install a clean-out tee in the primary
drain line for future maintenance. It is recom-
mended that you install a cap on the top of the
tee.
STEP 5
- Insulate the primary drain line to
prevent sweating where dew point temperatures
may be met. (Optional depending on climate
and application needs.)
Provide a means of drainage to prevent winter
freeze-up of condensate line. (Optional depend-
ing on climate and application needs.)
STEP 6
- Support the condensate piping outside
the unit per local codes for proper drainage and
to prevent sagging.
Allow 1/4” of downward slope for each foot of
pipe.
HEATER
COIL
BLOWER/FILTER
BLOWER/FILTER
HEATER
COIL
CONDENSATE
PIPING
SUPPORTS
Insulation
Cap
Tee
1.5” minimum
clearance is
recommended
from cabinet to
inside edge of
tubing
1.5” min.