General Safety Precautions; Precaution - Samsung NZ63K7777BK Service Manual

1. General Safety Precautions

1. Information contained in this manual is intended for
use by a qualified service technician. The technician
is required to be familiar with proper and safe proce-
dures to be followed when repairing appliance.
All tests and repairs are to be performed using
proper tools and measuring devices. All component
replacements should be made using only factory
approved replacement parts.
2. Electrical shock and injury can result if service or
repairs are attempted by an unqualified individual.
Improper disassembly, assembly or adjustments
can create hazardous conditions.
3. Even for a skilled technician, a risk of injury or
electrical shock exists while performing service or
repairs. Electrical injury can be serious or fatal.
Extreme caution must taken when performing
voltage checks on individual components of an
appliance.
NOTE
Except as necessary to perform a particular
step in servicing a product, the electrical power
supply should always be disconnected when
servicing a product.
4. To avoid possible injury, the appliance must be
properly grounded. Never plug in or direct wire an
appliance unless it is properly grounded. See the
installation instructions that originally accom-
panied the product for proper grounding proce-
dures.
5.The ventilation gap between the worktop and front of
the unit underneath it must not be covered.
6. Before connecting, check that the nominal voltage
of the appliance, that is, the voltage stated on the
rating plate, corresponds to the available supply
voltage. The rating plate is located on the lower
casing of the hob.
7. The heating element voltage is AC230V~. The
appliance also works perfectly on networks with
AC220V~ or AC240V~.
This document can not be used without Samsung's authorization.
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8. The hob is to be connected to the mains using a
device that allows the appliance to be disconnected
from the mains at all poles with a contact opening
width of at least 3 mm, eg. automatic line protecting
cut - out, earth leakage trips or fuse.
9. Pay attention (conformity) to phase and neutral
allocation of house connection and appliance
(connection schemes); otherwise, components can
be damaged.
Warranty does not cover damage resulting from
improper installation.
If the supply cord is damaged, it must be replaced
by a special cord or assembly available from the
manufacturer or its service agent.
01
02 04 06
03 05
L N
01
02
03 07
05
04 06
L1 L2 N
01 04
02 05
07
06
03
L1 N1 L1 N2
1N~ (32A)
01 220-240 V ~ 04 Blue
02 Brown 05 Gray
03 Black 06 Green/Yellow
2N~ (16A): Separate the 2-phase wires
(L1 and L2) before connection.
01 220-240 V ~ 05 Blue
02 380-415 V ~ 06 Gray
03 Brown 07 Green/Yellow
04 Black
2 x 1N~ (16A): Separate the wires before
connection.
01 220-240 V ~ 05 Black
02 Brown 06 Gray
03 Blue 07 Green/Yellow
04 220-240 V ~