Loading ...
Loading ...
Loading ...
25
For the Installer
S10 ERVplus 70E+
Integrated control
LED is flashig Amber
• Unplug auxiliary controls
• Uplug unit
• Wait 1 minute
• Plug unit back
• Wait 30 seconds – Unit performs boo�ng sequence:
LED lights up, you hear the relays, you see the
dampers move
Once the boo�ng sequence is over (30 sec), does the
integrated control LED stay RED, and turn AMBER a�er
7-8 minutes?
Yes
Change the damper
system.
No
Use a voltmeter.
Is there 24 VAC
between J8-1 and
J8-2 on the
transformer (orange
wires on the
transformer)?
No
Yes
Change the damper.
Change the
transformer.
Unit does not work
Integrated control
LED is OFF.
• Unplug auxiliary controls
• Uplug unit
• Wait 1 minute
• Plug unit back
• Wait 30 seconds – Unit performs boo�ng sequence: LED lights up, you
hear the relays, you see the dampers move
• Once boo�ng sequence is over (a�er 30 sec.), try opera�ng the unit using
the wall control.
If problem persists:
Is the power outlet
energized?
No
Refer to an
electrician.
Yes
Is the fuse on the
electronic board
blown?
Yes
No
Use a voltmeter.
Is there 120 V at
J10?
No
Power cord is
defec�ve. Call
technical support.
Yes
Use a voltmeter.
Is there 120 V
between J9-4 and
J9-1?
NoYes
Replace the
electronic board.
Use a voltmeter.
Is there 9.5 V
between J8-4 and
J8-5?
No
Replace the
transformer.
Yes
Call technical
support.
Discon�nue using
the unit and contact
technical support.
Loading ...