Failure Diagnosis; Inverter Failure Diagnosis; Failure Diagnosis For Optional Controllers For Centralized Control - Daikin VRV Inverter K Series Manual

SI-05C.BOOK Page 129 Monday, November 6, 2000 4:13 PM
SiE-05C
2.2

Failure Diagnosis

2.2.1

Inverter Failure Diagnosis

Malfunction code
2.2.2

Failure Diagnosis for Optional Controllers for Centralized Control

Malfunction code
Troubleshooting Inverter K Series
Malfunction contents
L4 Outdoor unit: Malfunction of inverter radiating fin temperature rise
L5 Outdoor unit: Inverter instantaneous over-current
L8 Outdoor unit: Inverter thermostat sensor, compressor overload
L9 Outdoor unit: Inverter stall prevention, compressor lock
LC Outdoor unit: Malfunction of transmission between inverter and
control PC board
P1 Outdoor unit: Inverter over-ripple protection
P4 Outdoor unit: Malfunction of inverter radiating fin temperature rise
sensor
Optional controllers for
centralized control
UE Central remote controller
Schedule timer
M1 Central remote controller
Schedule timer
M8 Central remote controller
Schedule timer
MA Central remote controller
Schedule timer
MC Central remote controller
Schedule timer
Unified ON/OFF controller
—
Diagnosis by Malfunction Code
Malfunction contents
Malfunction of transmission between central remote
controller and indoor unit
PC board defect
Malfunction of transmission between optional
controllers for centralized control
Improper combination of optional controllers for
centralized control
Address duplication, improper setting
Operation lamp blinks
Display "under host computer integrate control" blinks
(repeats single blink)
Display "under host computer integrate control" blinks
(repeats double blink)
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