Plumbing - Honeywell Home DR90A1000 Guide D'installation Professionnelle

Install to Fit Your Application (continued)
Dedicated Return to Main Supply
C
RETURN
SEPARATE
RETURN
Dedicated Return to Main Return
D
SEPARATE
RETURN

Plumbing

6
AIR HANDLER
DR90
AIR HANDLER
RETURN
DR90
Ideal when...
SUPPLY
• Drying a specific area of the house.
• Running with A/C operation requires
backdraft damper on the exhaust port
to minimize backdraft when DR90 is
not on but A/C is.
BACKDRAFT
DAMPER
M27326
Ideal when...
SUPPLY
• Drying a specific conditioned or
unconditioned area, such as attic,
basement, or crawl space.
• Running with A/C operation.
• Minimizing DAT is preferred.
M27601
Connect 1/2-in. drain tube to male connection drain out-
let. Secure drain tube to connector with hose clamp.
Run drain hose continuously downhill to an approved
drain or condensate pump.
DR90 Dehumidification System 69-2407EFS—02