Installation, Operation and Maintenance Manual
Page
55
of
100
Replacing the Humidifier Cylinder
NOTICE
Make sure the new cylinder is the same model as the one that was
removed. The cylinder model number is on top left corner of cylinder label.
1.
Insert the cylinder into drain valve. Tilt cylinder forward and fit end of steam hose to steam outlet. Tip
cylinder back into place.
2.
Secure cylinder with the reusable cable tie. Tighten hose clamp being careful not to over tighten and crush
the plastic cylinder steam outlet.
3.
Attach color-coded cylinder plugs to the corresponding color-coded cylinder pin. Push down completely.
Connect high water sensor plug. Spring-loaded plugs should fit snuggly onto the cylinder pin. Replace if they
are loose or damaged.
4.
Turn on the power to humidifier with the external disconnect.
5.
Open supply water shut off valve.
6.
Turn the humidifier ON/OFF/Drain Switch to ON position.
7.
Check the humidifier distributor hose and distributor for leaks, wear or damage. Repair as needed.
8.
Check humidifier wires for wear or damage. Repair as needed.
NOTICE
. Failure to replace the cylinder at the end of cylinder life will result in
improper operation and may result in damage to the humidifier.
It is recommended to keep a replacement cylinder in stock throughout the humidification season. This will prevent
possible downtime when the humidifier reports cylinder end of life. Contact the Data Aire Parts Department for
details.
7.7.4
Preparing Humidifier for Extended Shutdown Duration
If the humidifier needs to be taken out of service for an extended duration, use the following instruction to prepare
the humidifier for extended storage.
1.
Close the supply water shut-off valve.
2.
Drain the cylinder, otherwise the electrodes are subject to harmful corrosion which drastically shortens the
cylinder life.
3.
Switch the ON/OFF/Drain switch to the
“
Drain
”
position.
4.
Wait until the humidifier is completely drained (usually takes less than 10 minutes).
5.
Turn the ON/OFF/Drain switch to the
“
O
FF”
position. Do not leave the switch in the Drain position.
6.
Turn OFF all electrical input power to the unit with the external disconnect. Remove all humidifier fuses to
isolate the humidifier from operating. Remember to replace the fuses when the humidifier is placed back
in service.
7.
Turn ON the electrical input power to the unit so the unit can cool the space while the humidifier is out of
service.
7.7.5
Starting Humidifier after Extended Shutdown
1.
Turn OFF all electrical input power to the unit with the external disconnect.
2.
Open the access door to locate the humidifier.
