intensity VRF V5 Series Service Manual page 93

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The power supply is abnormal
Voltage between P and N on fan module
Replacing the fan module resolves the
Replace outdoor main PCB
Notes:
1. Refer to Part 4, 1.1 "PCB Switches and Switch Settings".
2. Refer to Figures 5-1.1 and 5-1.3 in Part 5, 1 "Outdoor Unit Electric Control Box Layout" and to the V5 X Engineering Data Book, Part 2, 5 "Wiring Diagrams".
3. Refer to Part 2, 1 "Layout of Functional Components".
4. The normal voltage between P and N on the fan module is 650V DC. Refer to Figures 5-1.1 and 5-1.3 in Part 5, 1 "Outdoor Unit Electric Control Box Layout"
and to Figure 5-4.18.
Figure 5-4.18: Fan module P N terminals
No
4
is abnormal
No
error
No
P
Yes
Check the power supply equipment
Yes
Replace AC filter board
N
V5 X VRF 460V 60Hz
91