OPERATION (CONT'D)
OPTIONAL DIGITAL CONTROL
DIGITAL DISPLAY
Shows Indoor Humidity Level This control will not read below 29% RH
OVERRIDE TIMER
When pressed, unit will provide high speed ventilation for 15 minute period. Once the time elapsed the unit will return to its normal function. To move from one time to the other, continue pressing the timer button until you reach the desired time.
POWER
On/Off and Reset
This function is to turn your unit on or off, in the off posi- tion the damper is open and you will feel the cold outside air come in. To go from the on to off position just press once.
DEHUMIDISTAT CONTROL
A Dehumidistat is ideal for use in energy efficient houses where indoor humidity (during the heating season) is higher than outdoor levels. High humidity is a major cause of structure damage and IAQ problems such as mold and mildew.
DMFC
DIGITAL MULTI-FUNCTION
WALL CONTROL
Control multiple functions of your HRV with one slimline wall control. Two wire connec- tion simplifies installation. Use one control per HRV installed.
MAINTENANCE LIGHT
Light comes on when it’s time to clean unit. This function will let you know when it's time to check your filters and core. To reset your filter light, after you've cleaned or replaced the filters, just push the power but- ton and restart the unit. This will turn the light off and reset the clock for your filter check.
DEHUMIDISTAT CONTROL |
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| MODES | |
The LCD (Liquid Crystal Display) indicates the percentage of Relative | Select Intermittent, or | |||
Humidity in the air surrounding the control and ultimately in the | Continuous Ventilation Modes. | |||
house. Pressing either of the setpoint selectors ( | , | ) once, will | Continuous | |
display the desired RH level. The setpoint selection mode is now acti- |
| This function will exchange | ||
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vated and can be adjusted with either selectors to a newly desired |
| outside air with your stale | ||
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setpoint. The LCD will return to the actual RH level display after a few | air. | |||
seconds. |
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| Intermittent | |
This function will put your
unit on stand by and can
be over ride by timer, air quality sensor, etc
To move from function to the other, continue pressing the mode button until you reach the desired function. This function goes from Recirculation, Continuous to Intermittent.
FILTER LIGHT RESET & MODE FAN SPEED SELECTOR
Press to reset the filter mainte- nance reminder light. The combi- nation filter light reset and up setpoint selector buttons 
let’s you choose at which speed the HRV, ERV unit will operate in continuous or recirculation mode only. Pressing the filter light reset button once displays the mode fan speed on the LCD. The LCD should display one of the following three letters, L for Low, M for Medium and H for High. To change the mode speed, press the up setpoint 
until desired speed is displayed, selector. After 1 second of inac- tivity, the LCD will return to rel- ative humidity reading.
Note: All controls are low voltage. 18 to 24 gauge wire is recommended. | 11 |
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