Grizzly GO739 Power Supply, Availability, Full-Load Current Rating, Circuit Requirements

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SECTION 2: POWER SUPPLY

Availability

Before installing the machine, consider the avail- ability and proximity of the required power supply circuit. If an existing circuit does not meet the requirements for this machine, a new circuit must be installed. To minimize the risk of electrocu- tion, fire, or equipment damage, installation work and electrical wiring must be done by a qualified electrician in accordance with all applicable codes and standards.

Electrocution, fire, or equipment damage may occur if machine is not correctly grounded and connected to the power supply.

Full-Load Current Rating

The full-load current rating is the amperage a machine draws at 100% of the rated output power. On machines with multiple motors, this is the amperage drawn by the largest motor or sum of all motors and electrical devices that might operate at one time during normal operations.

Full-Load Current Rating at 120V..... 3.5 Amps

The full-load current is not the maximum amount of amps that the machine will draw. If the machine is overloaded, it will draw additional amps beyond the full-load rating.

If the machine is overloaded for a sufficient length of time, damage, overheating, or fire may result— especially if connected to an undersized circuit. To reduce the risk of these hazards, avoid over- loading the machine during operation and make sure it is connected to a power supply circuit that meets the requirements in the following section.

Circuit Requirements

This machine is prewired to operate on a 120V power supply circuit that has a verified ground and meets the following requirements:

Nominal Voltage

120V

Cycle

60 Hz

Phase

Single-Phase

Power Supply Circuit

15 Amps

A power supply circuit includes all electrical equipment between the breaker box or fuse panel in the building and the machine. The power sup- ply circuit used for this machine must be sized to safely handle the full-load current drawn from the machine for an extended period of time. (If this machine is connected to a circuit protected by fuses, use a time delay fuse marked D.)

For your own safety and protection of property, consult an electrician if you are unsure about wiring practices or electrical codes in your area.

Note: The circuit requirements listed in this man- ual apply to a dedicated circuit—where only one machine will be running at a time. If this machine will be connected to a shared circuit where mul- tiple machines will be running at the same time, consult a qualified electrician to ensure that the circuit is properly sized for safe operation.

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Model G0739 (Mfg. Since 2/12)

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Contents Model G0739 Oscillating Spindle Sander For models manufactured since 2/12Page Table of Contents Introduction Manual Accuracy Contact InfoIdentification Machine identificationMachine Data Sheet Safety Safety Instructions for MachineryPage Additional Safety for Spindle Sanders Full-Load Current Rating Power SupplyAvailability Circuit RequirementsReceptacle Plug Polarized PlugExtension Cords Minimum Gauge Size 16 AWGUnpacking SetupNeeded for Setup Description QtyInventory Figure Qty InventoryCleanupBefore cleaning, gather the following Basic steps for removing rust preventativeSite Considerations MountingAssembly Machine Base WorkbenchDisconnecting Power Power ConnectionConnecting Power Dust CollectionTest Run To test run the machineDisabling Switch OperationsSanding Drum Sleeve Installation SandingAccessories H7828 Tool Table Plus CompleteCleaning MaintenanceSchedule Service TroubleshootingTools Required Qty Changing Motor BrushesTo change motor brushes Wiring Wiring Safety InstructionsWiring Diagram 120 VACParts Main BreakdownMain Parts List DescriptionLabels Breakdown Warranty Card CommentsGrizzly INDUSTRIAL, INC BOX BELLINGHAM, WAWarranty & Returns Order Hours a DAY