Grizzly G0668 owner manual Circuit Requirements, 220V 3-Phase Operation

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SECTION 2: CIRCUIT REQUIREMENTS

220V 3-Phase

Operation

Serious personal injury could occur if you connect the machine to power before com- pleting the setup process. DO NOT connect the machine to the power until instructed later in this manual.

Electrocution or fire could result if machine is not grounded and installed in compliance with electrical codes. Compliance MUST be verified by a qualified electrician!

Full Load Amperage Draw

Motor Draw at 220V

7 Amps

Power Supply Circuit Requirements

You MUST connect your machine to a grounded circuit that is rated for the amperage given below. Never replace a circuit breaker on an existing cir- cuit with one of higher amperage without consult- ing a qualified electrician to ensure compliance with wiring codes. If you are unsure about the wiring codes in your area or you plan to con- nect your machine to a shared circuit, consult a qualified electrician.

Minimum Circuit 220V 3-Phase

15 Amps

-10-

Power Connection Device

The type of plug required to connect your machine to power depends on the type of service you cur- rently have or plan to install. We recommend using the plug shown in Figure 3.

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Figure 3. NEMA 15-15 plug and receptacle.

Extension Cords

Using extension cords may reduce the life of the motor. Instead, place the machine near a power source. If you must use an extension cord:

Use at least a 14 gauge cord that does not exceed 50 feet in length!

The extension cord must also have a ground wire and plug pin.

A qualified electrician MUST size cords over 50 feet long to prevent motor damage.

Phase Converter Precaution

The power from the manufactured leg of a phase converter may damage electrical components if connected to the wrong incoming power terminal on your machine. Only connect the manufactured leg to the S terminal (see the Electrical & Control Wiring Diagram on Page 42 for identification).

G0668 20" Vertical Metal-Cutting Bandsaw

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Contents Model G0668 Vertical METAL-CUTTING Bandsaw Page Table of Contents Introduction ForewordContact Info Machine Data Sheet G0668 20 Vertical Metal-Cutting Bandsaw Identification Control Panel Identification Safety Instructions for Machinery G0668 20 Vertical Metal-Cutting Bandsaw Safety Instructions for Metal Cutting Bandsaws 220V 3-Phase Operation Circuit RequirementsSetup Setup SafetyItems Needed for Setup UnpackingClean Up Placement LocationG2544-Solvent Cleaner & Degreaser Site ConsiderationsMounting to Shop Floor Moving & PlacingBolting to Concrete Floors Test Run To test run the bandsawRecommended Adjustments Factory adjustments that should be verifiedOperation Safety Cutting Overview OperationsCutting Tips Workpiece InspectionBasic Controls Electrical controlsBlade Selection Blade TerminologyBlade Length Blade WidthTooth Set Tooth TypeBlade Pitch TPI To select the correct blade pitchBlade Breakage Blade Care Break-InBlade Care Blade Break-InChip Inspection Chart Disconnect Bandsaw from Power Blade ChangesBlade Tensioning Guide PostTo correctly tension the blade To properly position the guide postAdjusting Blade Guides & Supports Upper blade guides and bracketAdjusting Table Tilt To adjust the table tiltUsing the grinder to square up Blade end Blade WeldingBlade Width Pressure Setting Blade clamping pressure chartCorrect blade weld bend for strength Flexibility Accessories T20448T20452 T20501 T20456 H0736Maintenance CleaningSchedule DailyRedressing Rubber Tires LubricationTo redress the rubber tires Service TroubleshootingMotor & Electrical Cutting Operations Pages 36Lower Wheel Pulley Alignment Tensioning V-BeltsTools Needed Qty To check/tension/replace the V-beltsAdjusting Wheel Brush To adjust the wheel brushReplacing V-Belts To replace the motor V-beltsWheel Alignment Materials Needed QtyTo check if your wheels are parallel and copla- nar To adjust the upper wheel To adjust the lower wheelTo adjust the table square to the blade Aligning Table to BladeBlade Guides Electrical & Control Wiring Diagram See onInverter Wiring Diagram DigitalControl panel wiring see wiring Electrical ComponentsMotor Wiring Diagram SeeWelding Station Wiring Diagram Welding station wiring To Electrical PanelParts CabinetTable & Lower Guide Motor & Lower Wheel Station Welding Station Parts List PSB02M Upper Wheel Labels Page Page Warranty and Returns