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electrical warnings
SECTION 8: ELECTRICAL
review the photographs and wiring diagrams in this section to understand the electrical systems of your
machine. if repairs are necessary and you need replacement parts or you are unsure of your repair skills,
then feel free to call our technical support at (570) 546-9663.
Electrical Safety Instructions
1. PRINTED INFORMATION. the electrical
information included in this section is current
at the time of printing. however, in the spirit
of improvement, we may make changes to
the electrical system of future machines.
study the photos and diagrams in this
section carefully. if you notice differences
between your machine and these diagrams,
call technical support at (570) 546-9663 for
assistance.
2.
FREQuENCy DRIVE. the frequency drive
inside the electrical cabinet was configured
for your machine at the factory. it should not
need any adjustment. Making changes to
the frequency drive may cause damage to
the machine and void the warranty.
3.
220V
SINGLE-PHASE
machine uses a frequency drive to convert
incoming single-phase power to 3-phase
for greater spindle motor performance.
Attempting to change this design may result
in serious personal injury, damage to the
machine, and may void the warranty.
-48-
POWER.
this
WIRE
COLOR KEY
Black
Bk
Red
Rd
White
Wt
Yellow
Yl
View these electrical pages in
color at www.grizzly.com.
4.
CIRCuIT REQuIREMENTS. you Must
read
and
understand
REQuIREMENTS section on Page 12. If
you are unsure about the wiring codes
in your area or you plan to connect your
machine to a shared circuit, consult a
qualified electrician.
5.
SHOCK HAzARD. disconnect power from
the machine before servicing electrical com-
ponents. touching electrified parts will result
in personal injury including but not limited to
severe burns, electrocution, or death.
6.
MOTOR WIRING. the motor wiring shown
in these diagrams are current at the time of
printing, but it may not match your machine.
Always use the wiring diagram inside the
motor junction box.
7.
EXPERIENCING DIFFICuLTIES. if at any
time you are experiencing difficulties under-
standing the information included in this
section, contact our technical support at
(570) 546-9663.
g0667X high precision Vs Vertical Mill
CIRCuIT
the
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