3
Step 4 — Mount the Humidifier
1. Remove the front cover from the humidifier
2. Hook the base of the humidifier over the sheet metal at the
bottom edge of the cutout opening.
3. Place the base of the humidifier in the cutout (The solenoid
valve is on the top.)
4. Mark the location of the 6 screw holes
A13324
Fig. 5 -- Mark the Screw Hole Locations
5. Remove the base of the humidifier from the cutout so that
the screw hole markings are easily visible and accessible for
drilling or punching.
6. Attach humidifier base to plenum using the screw holes in
the base.
7. Place water distribution tray on top of water panel (Impor-
tant: the black marking on one edge of the water panel de-
notes the top of the water panel.) The distribution tray is at-
tached to that end.
Distribution Tray
Note: Black Marking
indicates top of pad
A13327
Fig. 6 -- Water Distribution Tray Placement
8. Place the water panel with attached distribution tray inside
the base frame, making sure the tray ends slide over the
guide flanges and that the tray top flange seats flush. The
black marking indicates the top of pad.
9. Attach the front panel assembly to the frame, ensuring that
the electrical connection in the cover mates up with the one
in the base.
A13322
Fig. 7 -- Attach Front Panel
Step 5 — Attach the Drain Hose
1. Attach 1/2--in. I.D. plastic drain hose (field supplied) to
drain spud at bottom of unit, using hose clamp.
2. Make sure drain hose is not kinked, has a sufficient constant
downward slope, and is free of traps due to sagging. Follow
any applicable local codes.
3. Route the drain hose to sufficient drain. Secure the drain
hose so that it will not be dislodged from drain.
A13321
Fig. 8 -- Route Drain Hose
