WARNING
Warning indicates potentially hazardous situations for PVC (Polyvinyl
Chloride) and CPVC (Clorinated Polyvinyl Chloride) piping in chilled water
systems. In the event the pipe is exposed to POE (Polyolester) oil used
in the refrigerant system, the pipe can be chemically damaged and pipe
failure can occur.
WARNING
Drain pans must be cleaned periodically. Material in
uncleaned drain pans can cause disease. Cleaning should be
performed by qualied personnel.
Figure 12: Condensate Drain Connection
Damper Assemblies
Figure 13: Damper Assembly
Economizer Dampers
13
Outdoor Air Dampers (0% to 30%)
(refer to OM 1141
at the Drain Pan
14
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