Harbor Freight Tools 42827 After each use, Daily Maintenance, Weekly Maintenance

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MAINTENANCE

After each use:

1.Turn off the power switch and unplug the machine from its power source.

2.Remove any tool bits, clean and lubricate them, and return them to their storage case.

3.Using a stiff bristle brush, brush off all chips and shavings left from the machining operation.

4.Using a rag, wipe off any excess or dirty oil or cutting fluid left on the machine.

5.Lubricate the points indicated in Figure 2.Apply light grease or oil to all unpainted metal to prevent corrosion.

6.Cover the machine to prevent dust or dirt contamination when not in use.

Daily Maintenance:

1.Fill the oil reservoir to the proper level before each use.

2.Check the tightness of the bolts holding the head in place.

3.If overheating is observed, or unusual noises are produced, stop the machine immediately to check for lack of lubrication, faulty adjustments, dull tool bits, or other deficiencies. Correct any problems before resuming work.

4.Keep the work area clean. If chips or shavings accumulate on the table or fixtures, shut off the power and clean the chips away with a stiff bristle brush. Re-check the lubrication before continuing.

Weekly Maintenance:

1.Clean and coat the lead screw with oil.

2.Check the lubrication of the sliding parts of the table.Apply light grease if needed.

Monthly Maintenance:

1.Adjust the accuracy of the slides on both the cross and longitudinal feeds.

2.Lubricate the bearings, worm gear and worm shaft with light grease.

Yearly Maintenance:

1.Adjust the table to assure that it is level in all directions.

2.Check the electrical cord, plug, circuit breakers and related connections to assure that they are secure and safe.

3.Drain the lubricant from the gear box and replace it with heavy grade motor oil.

NOTE: Some parts on the following pages are listed and shown for illustration

purposes only and are not available individually as replacement parts.

PLEASE READTHE FOLLOWINGCAREFULLY

THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY: NEITHER THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY REPRESENTA- TION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY RE- PAIRS TO THE PRODUCT OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT: IN FACT THE MANUFACTURER A ND/OR DISTRIBUTOR EXPRESSLY STATES THATALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE BUYER. THE BUYER ASSUMES ALL RISK AND LIABILITYARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING OUT OF HIS OR HER INSTAL- LATION OF REPLACEMENT PARTS THERETO.

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Contents Geared Head Drill / Mill Machine Included Accessories SpecificationsFeatures Save this ManualPage Special Warnings When Using this Drilling / Milling Machine Features and Controls of the #42827 Drill / Mill Machine Installation Unpackingand InstallationCleaningand Lubrication Leveling this MachineBasic Operation Adjusting the HeadPrior to Operation Basic ControlsPreparing for Milling Adjusting Table Slack and Compensating for WearPreparing for Tapping Locking the Table Base and Machine BaseInstalling a Face Mill or Cutter Arbor Installing and Changing ToolsAdditional Tools and Accessories You Will Find Helpful Specification of the T-Slot Additional Safety Rules for Drilling and MillingTrouble Shooting Table Travel is not Balanced Wiring Diagram Wiring Diagram KEY Electrical WiringWeekly Maintenance Daily MaintenanceMonthly Maintenance Yearly MaintenancePlease refer to Parts Diagrams on Page 16 Geared Head Drill Mill MACHINE, Head Parts ListDrill Mill MACHINE, Parts List Please refer to Parts List on Pages 14 Vertical Milling MACHINE, Head Parts DiagramPlease refer to Parts List on Vertical Milling MACHINE, Base Parts Diagram