Maintenance and Servicing | 40
Removing the Cylinder
1 Drain the existing cylinder by switching the On/Off/Drain switch to the Drain position. Let
the humidifier drain until no more water is flowing out to drain (usually not more than 10
minutes).
2 Turn the humidifier On/Off/Drain switch to off.
3 Close supply water shut off valve.
4 Turn off power to the humidifier with the external disconnect.
5 Remove the two screws securing the front cover.
6 Remove the cylinder plugs from the cylinder pins by pulling vertically.
7 Using a flat screwdriver loosen the hose clamp where the hose is connected to the cylinder.
8 Tip the top of the cylinder forward to pivot it out of the steam hose. When free of steam
hose lift the cylinder out.
Figure 33: Cylinder Removal
Warning
• Disconnect main power at the external disconnect before any servicing.
• The inside of the humidifier’s cabinet contains high voltage components and wiring.
Access should be limited to authorized personnel.
Hose Clamp
Cylinder Plug
lift vertically
On/Off/Drain Switch
Cylinder
Cover Screws
Tilt cylinder
forward to clear
hose and then
lift from drain
valve.
Tilt cover
forward to
remove.