Humidifier
PROFESSIONAL INSTALLATION GUIDE
INCLUDED IN THIS HUMIDIFIER BOX
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Wire cutter/stripper
Tin snips or sheet metal cutter
#8 hex nut driver
Standard screwdriver
18-gauge wire (up to 5 conductor)
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If floor drain is not available, refer to Appendix B for
additional plumbing parts consideration.
If installed in or above a finished space, Honeywell
recommends installing a drip pan with water
sensor shut-off.
A
1
Humidifier Bypass
A
2
Humidifier Fan
Saddle valve
Water supply line
Drain hose (10 feet)
E
Owner’s manual
F
Mounting template
G
H8908 manual humidity control
Hardware (not pictured)
Additional accessories included in select
models
E
A
1
A
2
F G
GETTING
STARTED
MOUNTING PLUMBING WIRING APPENDICES
OPERATION
AND SERVICE
Replacement Table
Humidifi er Honeywell® Aprilaire® GeneralAire®
HE100 and HE150 HE225 50 570
HE200 and HE250 HE265 600 900
HE300 HE365 700 1000