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leaks and proper condensate drainage. Using the
secondary drain as explained in the previous note provides
further protection against overflow due to a clogged primary
drain.
NOTE
: In applications where return air humidity levels stay
at 70% or above for a prolonged period of time,
condensation can form on the bottom of pan and drip.
WASTE LINE CONNECTION
If the condensate line is to be connected to a waste (sewer)
line, an open trap must be installed ahead of the waste line
to prevent escape of sewer gases (See Fig. 10 ).
A10216
Figure 10 -- Condensate Drain to Waste Line
EXPLOSION HAZARD
Failure to follow this warning could result in personal
injury or death.
Provide trap with air gap in drain line when connecting
to waste (sewer) line.
!
WARNING