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READ AND SAVE THESE INSTRUCTIONS
"EC" Series
Wall Unit Humidifier
Controller Operation Manual
Our results are comforting
PURE HUMIDIFIER
•
SEASONAL DRAIN
•
SAFETY CIRCUIT OPEN
•
POWER
•
FILL VALVE OPEN
•
WATER LEVEL FULL
•
COOL DOWN CYCLE
•
DRAIN VALVE OPEN
•
HEATER ENERGIZED
Model EC Series
®
®
and INTAC
are registered trademarks of PURE Humidifier Co.
10-19
1
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Summary of Contents for Pure Humidifier EC Series
- Page 1 • FILL VALVE OPEN • WATER LEVEL FULL • COOL DOWN CYCLE • DRAIN VALVE OPEN • HEATER ENERGIZED Model EC Series Our results are comforting ® ® PURE HUMIDIFIER and INTAC are registered trademarks of PURE Humidifier Co. 10-19...
- Page 2 LOGIC CONTROLLER FOR THE EC/ECDDR WALL UNIT System Description The UT2000 solid state logic control board is a multi-function controller used on PURE Humidifier Co.’s “EC” & “ECDDR” Series Wall Mount Humidifiers. The controller features LED indicators for system control monitoring and troubleshooting.
- Page 3 3. 10-Position DIP Switch: Switches 1 thru 4: Switches 1 thru 4 set the Duration of the Automatic Drain Cycle. The switches are for 2 minutes, 4 minutes, 8 minutes, and 16 minutes, respectively. Switching the appropriate switch to the RIGHT selects that amount of time, and any combination of switches can be selected adding up to the desired time.
- Page 4 Season Drain (option) The seasonal drain option is designed to provide End-of-Use seasonal drain of the humidifier reservoir. The time before the system will automatically go into an End-of-Use mode is field adjustable from 40, 80, or 120 hours. The End-of-Use option continually monitors the input signal from the humidistat. If this signal falls below a preset threshold, a countdown timer is initiated that has a selectable delay of 40, 80, or 120 hours.
- Page 5 LED Indicators: Front Panel Display: SEASONAL DRAIN (RED) (Optional): When illuminated indicates that the system shutdown has occurred (End-of-Use mode). Drain valve is in open position. Humidifier will return to normal operation automatically when a call for humidity is detected. SAFETY CIRCUIT OPEN (RED): When illuminated indicates that the humidifier has detected an open circuit in the safety loop.
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Page 6: Installation
UT2000 Control Board Installation/Replacement: Before installing or replacing the control board, make sure that the MAIN POWER has been disconnected then proceed as follows: REMOVAL: 1. Open both front and side panel doors. 2. From the front door panel, remove the cover plate from the octagon junction box located on the backside on the UT2000 control board disconnecting the 12-pin connector (P1) located inside. - Page 7 UT2000 Control Board (“EC” Series) FACTORY “TEST” JUMPERS (J1 & J3): For factory use only. For proper operation, both Program Jumper Configurations jumpers should be left in the “N” (NORMAL) positions. NOTE: Removal of Factory Test Jumper “J1” turns off the Auto-Drain Feature “AMBER”...
- Page 12 Notes:...
- Page 16 141 Jonathan Blvd. North Chaska, MN 55318 Tel: (952) 368-9335 Fax: (952) 368-9338 www.purehumidifier.com...
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