Daikin VRV Inverter K Series Manual page 329

SI-05C.BOOK Page 315 Monday, November 6, 2000 4:13 PM
SiE-05C
3.19 Negative Phase, Open Phase
U U U U 1 1 1 1
Remote Controller
Display
Supposed Causes
Troubleshooting
Troubleshooting PLUS Series
Power supply negative phase
Power supply open phase
Defect of outdoor PC board A1P
There
is an open phase
YES
at the power supply terminal
section (TeS1) of the
outdoor unit.
NO
Operation
YES
is normal if one place
of power supply line phase
is replaced.
NO
Fix the open phase. Requires
inspection of field power
supply section.
Negative phase
Disposal of the problem is
completed by phase
replacement.
Replace outdoor unit PC
board A1P.
: http://splitoff.ru/tehn-doc.html
Troubleshooting
(VF153)
315