Huawei New Main Way 2.0 User Manual page 68

Table of Contents

New Main Way 2.0

User Manual

Step 3 Remove the protective cover and use a multimeter to check that the input

terminal is not energized.

Figure 8-12 Removing the protective cover

Step 4 Remove cables from the SPD circuit breaker and auxiliary contact and mark the

installation positions.

Step 5 Loosen the buckle on the circuit breaker base, and remove the circuit breaker and

auxiliary contact.

Figure 8-13 Loosening the buckle

Step 6 Remove the faulty auxiliary contact and install the new auxiliary contact on the

circuit breaker.

Figure 8-14 Removing the faulty auxiliary contact

Step 7 Reinstall the circuit breaker and auxiliary contact, and connect the cables.

Step 8 Reinstall the protective cover, communications cable, and DC power cable for the

general input unit.

Step 9 Turn on the SPD circuit breaker, upstream power distribution switch, and input

switch of the general input unit.

Step 10 Check that the power supply and distribution of the system are normal.

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Issue 05 (2020-10-15)

8 Parts Replacement

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