Error No. 67 - LG Multi V5 Service Manual

ERROR CODES

Error No. 67

Please refer to the Safety Precautions on pages 4-7 for more detail to prevent injury or death regarding the operation and service
WARNING
troubleshooting of the Multi V product.
Error No. Description
67
Outdoor unit fan
Master: 671
has locked up.
Slave 1: 672
Slave 2: 673
Is the outdoor unit fan mo-
tor assembly correct?
Is the outdoor unit fan motor
operating normally?
Are the outdoor unit
fan motor wiring connections
correct?
Is the fan PCB assembly
correct?
Recheck power and installation.
Measure fan motor
resistance between each
phase.
174
starts.
No
Yes
No
Yes
No
Yes
No
Yes
Fan motor wire
connections.
Due to our policy of continuous product innovation, some specifications may change without notification.
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Details
1. Fan motor is defective or assembly is not
2. Fan motor connection is wrong (U,V,W
3. Rotation has reversed after RPM target is
4. Fan PCB assembly is defective.
5. Fan air flow is blocked by heavy snowfall.
Check outdoor unit fan motor assembly.
1. Check resistance between each phase (U,V,W) of the outdoor unit fan
motor terminal.
208V/230V,
Power Supply 60Hz,
3-phase
Rating Output 1,500 W
Motor Resistance
at 167°F
2. Check insulation resistance between the outdoor unit fan motor termi-
nals (U,V,W).
Check wiring between outdoor unit fan motor and fan PCB.
Check if the motor output terminal colors match.
Replace fan PCB assembly.
If the outdoor unit is covered in thick snow, remove before operating
system.
Images here are representative of system components. Actual compo-
nent appearance depends on model and system type.
Causes
correct.
output).
achieved.
Small Frame Large Frame
460V, 208V/230V,
60Hz, 60Hz,
3-phase 3-phase
1,200 W 900 W
460V,
60Hz,
3-phase
900 W