Component
Cylinder plugs
Power connectors to electrodes in cylinder.
Drain outlet
Connection to drain hose, used to remove water from the humidifier.
Drain valve
Drains water from humidifier.
Fill cup
Provides an air gap for backflow prevention.
Fill valve
Controls flow of water into humidifier.
High water sensor
Used to detect maximum water level in cylinder.
Power/Drain button
Used to turn the humidifier on or off. Note that before the humidifier turns off, the water in the
cylinder is drained.
Steam cylinder
Steam generating vessel that holds electrodes in water. Current between electrodes generates
heat used to generate steam.
Steam outlet
Connects to steam guide with short piece of steam hose.
Supply water
Connection for supply water.
connection
User interface
Used to indicate the status of the humidifier to the user.
STEAM
OUTLET
HIGH
WATER
SENSOR
HM750
Status
USER
Idle
Filling
INTERFACE
Humidifying
Draining
Service
Cylinder
POWER/DRAIN
Fault
BUTTON
Power
Drain
Fault Codes In Front Cover
FILL
VALVE
QUICK
CONNECTOR
Fig. 26. Humidifier components.
CAUTION
The unit will still be powered internally even after being shut down.
FILL
CUP
CYLINDER
PLUGS
STEAM
CYLINDER
DRAIN
VALVE
DRAIN
OUTLET
M37211
Function
17
HM750A1000
33-00289EF—05