HRX-OM-Q026-B
Chapter 6 Alarm indication and trouble shooting
HRSH Series
6.3
Troubleshooting
6-7
Table 6-3 Alarm code list and Troubleshooting (3/3)
Code
Alarm name
Alarm
operation*1
(Default
setting)
Cause / Remedy
(Press the reset key after eliminating the
cause.)
AL43 Fan
breaker
trip
P.RUN
Release the fan breaker
trip referring to [6.3.2
How to release the fan
breaker trip].
AL44
Fan inverter error
P.RUN
AL45
∗
1
Compressor breaker
trip
P.RUN
AL46
Compressor inverter
error
P.RUN
AL47
∗
1 Pump breaker trip
A.STP
AL48
Pump inverter error
A.STP
Check that there is
no power failure
such as ground
fault, short circuit,
voltage fluctuation,
abnormal
interphase voltage,
open phase, surge.
Keep the [
▼
] and [
▲
] keys
of the operation display
panel pressed down
simultaneously for 10
seconds to reset. After
resetting AL48,
WAIT(
) will be
displayed and the product
cannot run for 40 seconds.
Restart 40 seconds later
after resetting.
*1 This alarm does not occur on the product of power specification ‘-20’.
Summary of Contents for HRSH150-A*-20 Series
Page 7: ...HRX OM Q026 B Contents HRSH Series Chapter 9 Product Warranty 9 1...
Page 8: ......
Page 177: ......
