Fantech SHR 1504 Operation Manual - page 23
15
Low Voltage Control Systems
* Please see instruction manuals for individual controls for proper wiring and set up of control systems.
This 3-speed control (Low, Med, High) provides
3 modes of operation:
•
Recirculation: Allows air to move gently
throughout the home without exchanging air
to the outside, until needed.
•
Continuous: Unit will remain ON to exchange
outside air with stale indoor air.
•
Intermittent: Unit will remain on STANDBY until
it is activated by the integrated Cycle control,
Override Timer or Dehumidistat.
Also, the Cycle Control will allow the user to
choose the amount of fresh air supplied to the
house: 15, 20 or 30 minutes per hour before
returning to its normal mode of operation.
This 3-speed control (Low, Med, High)
provides 2 modes of operation:
•
Continuous: Unit will remain ON to
exchange outside air with stale
indoor air.
•
Intermittent: Unit will remain on
STANDBY until it is activated by the
integrated Override Timer or
Dehumidistat.
2-wire
connection
2-wire
connection
• Press button once to activate continuous
mode operation at HIGH speed for 20
minutes. The system then returns to its
normal mode of operation.
•
To cancel, simply press the button a second time.
•
Press button once and unit will operate in continuous
mode on HIGH speed for 20 minutes (Green).
•
Press button a second time and unit will operate in con-
tinuous mode on HIGH speed for 40 minutes (Yellow).
•
Press button a third time and unit will operate in continu-
ous mode on HIGH speed for 60 minutes (Red).
•
Press button a fourth time to cancel the timer (LED
turns off).
•
Allows occupants to control
the level of indoor humidity.
•
When the humidity exceeds
the desired level, the ventila-
tion system operates at HIGH
speed. Once the desired
humidity level is achieved,
your system resumes its nor-
mal mode of operation.
•
Allows occupants to control the level of
indoor humidity.
•
On/Off slider switch must be ON for the
HRV to operate. When the switch is OFF,
the HRV cannot be energized by a remote
control, or at the unit itself.
•
When the humidity exceeds the desired level,
the ventilation system operates at HIGH
speed and the light on the dial will illuminate.
Once the desired humidity level is achieved,
your system resumes its normal mode of
operation.
4-wire
connection
2-wire
connection
2-wire
connection
2-wire
connection
This control is designed to provide 3 modes of opera-
tion to the Heat Recovery Ventilator.
• Pressing the “Fan” button once initiates the unit to
run at a continuous low speed of operation (green).
• Pressing the button twice allows the HRV to run a
continuous cycle of 20 minutes on and then standby
for 40 minutes (yellow).
• Touch the button a third time and the system will
run in recirculation mode at high speed (red).
The ventilation system will stay on the last function
selected until it is manually changed.
2-wire
connection
EDF1
EDF2
EDF5
MDEH1
MDEH2
RTS2
RTS3
EDF1R
• Press button once for continuous low
speed.
• Pressing the button twice allows the HRV/
ERV to run a continous cycle of 20 min-
utes on and then standby for 40 minutes.
• Press the button a third time and the sys-
tem will run continuously on high speed.
• Use in one central location.
2-wire
connection
Notes:
1. Recirculation mode is only available on models with the "R" suffix at the end of the model number.
2. Dehumidifier controls will only work if outdoor humidity levels are lower than indoor humidity levels. Never use the Dehumidistat controls when outdoor temperatures
are above 15 C (59F).