User Manual

Testing primary power
IP-RN 8000 Installation & Commissioning Guide 71
8. Flip the ALRM power switch on the PDU to the left to enable power application to the Alarm Unit and
to the Heat Exchanger controller.
a. To test whether power is applied to the Alarm Unit, press in the Alarm Test button at the lower left
corner of the Alarm Unit.
All 20 alarm LEDs light red indicating power application. If the LEDs do not light red, contact
Airvana.
For information about the Alarm Unit, see Understanding the Alarm Unit
on page 29.
b. To test whether power is applied to the Heat Exchanger controller, watch the Heat Exchanger
LEDS.
During a period of initialization that may last several minutes, the LEDs blink. Then the top two
LEDs light green and the bottom two light RED. Contact Airvana if the LEDs do not light.
For information about the Heat Exchanger LEDs, see Understanding cabinet right side view
on
page 5.
9. Flip the FA N S switch to the left on the Power Distribution Unit.
To test whether power is applied to the Fan Unit, listen for the sound of the fan and/or carefully insert
your hand into a module slot and feel a breeze moving upwards. If the Fan Unit is not operative, contact
Airvana.
For information about the Fan Unit, see Understanding the Alarm Unit
on page 29.
10. Flip the HXCH switch to the left to apply power to the heat exchanger.
All four Heat Exchanger LEDs light green.
11. Flip the Main Power switch to the right to turn off power application to the IP-RN 8000.
12. Open the main circuit breaker to disconnect the IP-RN 8000 from its power source.
This procedure is complete. Go to Understanding the backhaul installation process
on page 74.
CAUTION
If you place your hand in an empty module slot to try to feel a
breeze to verify that the fan is operating, do not allow your fingers
or hand to move below the module slots or you may touch
moving fan blades and injury can occur.
CAUTION
Ensure you disconnect the IP-RN 8000 from its power source by
opening its external main circuit breaker before doing anything
else. Failure to do so could result in personal injury or equipment
damage.