39
7.5
Notes on fault elimination
DANGER!
For the elimination of faults
set the Defensor PH28/PH28A out of operation
,
separate the unit
from the mains
and
secure it against inadvertent power-up
.
The elimination of faults must be carried out only by qualified and well trained professionals.
Malfunctions relating to the electrical installation must only be repaired by authorized personnel or
by your Defensor representative’s service technician.
Repair work and the replacement of faulty components must be carried out only by your Defensor
representative’s service technician!
