Mount Housing; Hose Connections And Steam Manifold Installation - Aprilaire 850 Installation & Maintenance Instructions Manual

INSTALLATION INSTRUCTIONS

MOUNT HOUSING

The Fan Pack installs between the studs of a standard 16"
on-center internal wall . To ensure proper operation, the Fan Pack
must be mounted level . Use the four 1-1/2" mounting screws
provided to attach the housing to the wall studs . See Figure 6 .
NOTICE
Fan Pack must be installed over drywall for proper
operation.
FIGURE 6 – Wall Opening and Mounting
WALL STUD
WALL CUT-OUT
7-1/4"
14-1/4"
16"
WALL STUDS ON CENTER
HOSE CONNECTIONS AND STEAM MANIFOLD
INSTALLATION
Connect the steam hose (provided with the Steam Humidifier)
to the Fan Pack Steam Manifold and use hose clamp (provided
with the Steam Humidifier) to secure . Then install the steam
manifold into the Fan Pack cabinet by feeding the steam
hose back into the wall wall cavity, and secure the manifold
with the two serrated nuts (included) . See Figure 7 . A 45°
stainless steel elbow is provided for installations with the
steam humidifier mounted on the wall behind the fan pack . See
Figure 2 . If more than 6 feet is required, use insulated hard
pipe as shown in Figure 3 . See Steam Humidifier manual for
the affect on capacity .
6
(CONTINUED)
FIGURE 7 – Hose Connections
90-1550
TO STEAM HUMIDIFIER
ELECTRICAL TERMINALS
90-2197