Panasonic NA-148MR1 Operating & Installation Instructions Manual page 37

Symptoms
Unusual noise
(or vibration)
Power cut Breaker
Off
Points to be checked
… Check
Metal items
z
Shipping bolts (P. 42)
z
Slope or an unstable surface
z
Adjust 4 feet.
z
Touching
z
… Check
When the power recovers, operation resumes
z
from where it stopped.
On
(P. 42)
Uneven
z
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