Honeywell HCM-631N - Quietcare 3 Gallon Owner's Manual page 24

Never support the hose by attaching it to materials that could potentially sag over time
(such as PVC) or cannot support the remote hose weight.
AVOID THESE COMMON MISTAKES
Sharp hose bends. Horizontal run does not have minimum pitch of 2 in. per ft.
Sharp hose bends. Hose not continuously supported at least every 12 in., resulting in hose sag.
Sharp hose bends. Does not have at least 6 in. vertical rise immediately out of humidifier, and
nozzle is not pitched up.
Horizontal run does not have minimum pitch of 2 in. per ft. Sharp hose bends. Downward
pitch does not have trap at its lowest point.
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TrueSTEAM Humidification System 69-2285—01
M28672