KwiKool KPO12-43H 135,000 BTU 440-460V Indoor/Outdoor Commercial Portable AC - AC with Heat

User Manual - Page 13

For KPO12-43H.

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KPO12-43H photo
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Page 11
the cold air supply must be within 5 feet of the person or equipment being cooled, since
the hot ambient air will mix with the cool air very quickly. Your KwiKool system is specifi-
cally designed to adapt to today’s high tech environments such as telecommunication or
computer rooms and is equipped with the necessary controls to maintain those special
environments. Call your nearest KwiKool Distributor or 1-800-594-5665 for help or for
questions about other applications.
X / Troubleshooting Guide
Fault Possible Cause Possible Solution
Red alarm light and audible
alarm fails to clear on start
up, Phase/Power Monitor
and displays “Front Fault
Reversal”
Phase/Power Monitor
detects phasing issue on 3
phase system or improper
power incoming.
Turn OFF power & then swap
any line voltage wire with
one of the other 2. Reapply
power, verify incoming
power.
Red alarm light and audible
alarm fails to clear on start
up, Phase/Power Monitor
and displays “Front Under
Voltage”
Phase Monitor detects
voltage lower than factory
setting.
Check system for under
voltage cause. Increase
percentage of under voltage
setting if neccessary.
System sounds audible
alarm only.
A condition exists with the
mechanical system involving
pressure or condensate
flow.
See Advanced Troubleshoot-
ing Guide (section XI), or
call: 1-800-KwiKool
Red alarm light and audible
alarm fails to clear on start
up, Phase/Power Monitor
displays “Front Over
Voltage”
Phase/Power Monitor
detects voltage higher than
factory setting.
Check system for under
voltage cause. Increase
percentage of under voltage
setting if neccessary.
System starts up but is not
cooling.
System is in time out,
control is set above room
temperature or control is
adjusted out of operating
parameters.
Wait 3 minutes, review
section V/F. Set up control.
System starts up but goes
into visual and audible alarm
when the compressor
starts.
Phase/Power Monitor
detects voltage drop.
Observe the Phase/Power
Monitor on start for fault
lights and adjust accordingly,
verify incoming power. If no
fault light is present see
Advanced Troubleshooting
Guide (section XI).
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