Honeywell HM509VPIAQ - TrueSTEAM 9 GPD Humidifier PRO IAQ Owner's Manual page 13

Insert wall anchors (4) into pilot holes and secure
4
bracket to location.
RemoTe mounT InsTallaTIon
Position template sticker on remote location.
3
Note: TrueSTEAM will weigh 12–15 lbs. (+/- 2 lbs.) with
water, so if mounting onto drywall or plaster, position
one side over a wall stud.
M24766
5
M24767A

TrueSTEAM Humidification System
Push down to secure TrueSTEAM to
bracket arms.
M24768
69-2036EFS—07