Specifications

38
VAPORMIST INSTALLATION, OPERATION, AND MAINTENANCE MANUAL
OPERATION
If an item in the Start-up checklist below does not apply to your system, skip to
the next item and continue the process.
☐ Read this manual and all other information that was provided with your
humidifier.
☐ Verify that all field wiring is done according to the instructions in this
manual and in the humidifier wiring diagram.
☐ Confirm that the input signal is consistent with the Vapor-logic controller's
expected input signal. Input signals are listed in the Vapor-logic Setup
menu. See “Installation Step 2: Setup” in the Vapor-logic version 5
Installation and Operation Manual.
☐ Confirm that proper grounding and an approved earth ground are
provided.
☐ Turn on the water supply, and confirm that the drain valve is closed.
☐ Turn on power to the humidifier, and confirm the Main menu is displayed
on the keypad/display. The display may take several seconds to appear as
the controller powers up.
☐ Confirm in the Main Menu that the mode is “Auto” and that tank status is
“Filling.”
☐ When “Filling” appears in main menu, confirm that the tank is filling with
water.
☐ In the Status screen, confirm that the Duct Airflow Switch is closed.
☐ In the Status screen, confirm that the high limit humidistat input is closed or
the high limit transmitter is connected.
☐ Make sure the tank has filled with water. See the “Damage from dry
startup” Caution on Page 39.
☐ With sufficient water in the tank, the airflow switch closed, the high limit
closed, and the humidifier getting a call for humidity, verify that the heater
outputs are activated.
☐ Check the amp draw of the heaters. Refer to the humidifier wiring diagram
for the proper rating.
☐ If you experience difficulties, have the keypad/display information
available along with the serial number and humidifier Model, and call
DriSteem Technical Support at 800-328-4447.
mc_060210_1355-VM
Start-up checklist