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Electrical requirements and safety, Warning, Caution – Porter-Cable PCB270TS User Manual

Page 7

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ELECTRICAL REQUIREMENTS AND SAFETY

POWER SUPPLY AND MOTOR SPECIFICATIONS

To avoid electrical hazards, fire hazards, or damage

to the tool, use proper circuit protection. Use a

seperate electrical circuit for your tool. Your saw

is wired at the factory for 120 V operation. Connect

to a 120 V, 15 Amp circuit and use a 15 Amp time

delay fuse or circuit breaker. To avoid shock or fire,

if power cord is worn, cut, or damaged in any way,

have it replaced immediately.
GROUNDING INSTRUCTIONS

This tool must be grounded while in use to protect

the operator from electrical shock.
IN THE EVENT OF A MALFUNCTION OR

BREAKDOWN, grounding provides a path of least

resistance for electric currents and reduces the risk of

electric shock. This tool is equipped with an electrical

cord that has an equipment-grounding conductor

and a grounding plug. The plug must be plugged

into a matching receptacle that is properly installed

and grounded in accordance with all local codes and

ordinances.
DO NOT MODIFY THE PLUG PROVIDED. If it will not

fit the receptacle, have the proper receptacle installed

by a qualified electrician.
IMPROPER CONNECTION of the equipment grounding

conductor can result in risk of electric shock. The

conductor with the green insulation (with or without

yellow stripes) is the equipment grounding conductor.

If repair or replacement of the electrical cord or plug is

necessary, do not connect the equipment grounding

conductor to a live terminal.
CHECK with a qualified electrician or service person

if you do not completely understand the grounding

instructions, or if you are not certain the tool is properly

grounded.
USE only 3-wire extension cords that have

three-pronged grounding plugs with three-pole

receptacles that accept the tool’s plug. Repair or

replace damaged or worn cords immediately.
Use a separate electrical circuit for your tool. This circuit

must not be less than #14 wire and should be protected

with a 15 Amp time lag fuse. Before connecting the

motor to the power line, make sure the switch is in the

off position and the electric current is rated the same as

the current stamped on the motor nameplate. Running

at a lower voltage will damage the motor.
GUIDELINES FOR EXTENSION CORDS
USE THE PROPER EXTENSION CORD.
Make sure

your extension cord is in good condition. Use an

extension cord heavy enough to carry the current your

product will draw. An undersized cord will cause a drop

in line voltage resulting in loss of power, overheating

WARNING

!

WARNING

!

Fig. 1

Fig. 2

Three-Pronged Plug

Grounding Prong

Properly Grounded

Three-Pronged Receptacle

Grounding Lug

Make sure this is

connected to a

known ground.

Two-Pronged

Receptacle

Adapter

and burning out of the motor. The table below shows

the correct size to use depending on cord length and

nameplate ampere rating. If in doubt, use the next

heavier gauge. The smaller the gauge number, the

heavier the cord.
Make sure your extension cord is properly wired and in

good condition. Always replace a damaged extension

cord or have it repaired by a qualified technician before

using it. Protect your extension cords from sharp

objects, excessive heat and damp or wet areas.

This tool is for indoor use only. Do not expose to rain or

use in damp locations.

This tool is intended for use on a circuit that has a

receptacle like the one illustrated in Fig. 1. Fig. 1 shows

a three-pronged electrical plug and receptacle that has a

grounding conductor. If a properly grounded receptacle

is not available, an adapter (Fig. 2) can be used to

temporarily connect this plug to a two-contact grounded

receptacle. The adapter (Fig. 2) has a rigid lug extending

from it that MUST be connected to a permanent earth

ground, such as a properly grounded receptacle box.

In all cases, make certain the receptacle is properly

grounded. If you are not sure, have a qualified

electrician check the receptacle.

WARNING

!

CAUTION

!

MINIMUM GAUGE FOR EXTENSION CORDS (AWG)

Ampere Rating

Total length of Cord

More Than Not More Than 120V 25 50 100 150 ft.

(7.62 15.24 30.48 45.72 m)

240V 50 100 200 300 ft.

(15.24 30.48 60.96 91.44 m)

AWG - American Wire Gauge

0 6

18 16 16 14

6 10

18 16 14 12

10 12

16 16 14 12

12 16

14 12 Not Recommended