Jet 22-44 Pro - Manual - manualsarea.com

Page 2 - WARRANTY AND SERVICE

2 WARRANTY AND SERVICE WMH Tool Group, Inc., warrants every product it sells. If one of our tools needs service or repair, one of our Authorized Service Centers located throughout the United States can give you quick service. In most cases, any of these W MH Tool Group Authorized Service Centers can...

Page 3 - Table of Contents

3 Table of Contents Table of Contents .................................................................................................................................... 3 Warning ..........................................................................................................................

Page 7 - Features and Terminology

7 Features and Terminology The illustration below shows the major components and features of the 22-44 Pro Sander. These are referenced throughout the manual and will help to familiarize you with the operation and functions of the machine. Figure 1

Page 8 - Unpacking; Contents of the Shipping Container; or operation! Failure to comply may cause serious injury.

8 Unpacking Open shipping container and check for shipping damage. Report any damage immediately to your distributor and shipping agent. Do not discard any shipping material until the Drum Sander is assembled and running properly. Compare the contents of your container with the following parts list ...

Page 9 - Assembly; Tools required for assembly:; Install Stand Legs; caution when lifting.; Table Support Screws

9 Assembly Tools required for assembly: Hoist, forklift, or one or more assistants Wrenches – 9/32”, 1/2” , 9/16” Hex wrenches – 4mm, 1/8” Install Stand Legs The sander is heavy; use caution when lifting. 1. Raise the sander from the floor using a forklift, hoist or an assistant. (Place hoist straps...

Page 11 - Leveling the Sander

11 6. Position the table (H, Figure 9) ov er the brackets, and install four 1/4”x3/4” square neck bolts (J), 1/4” flat washers (K), and 1/4” hex nuts (L). Do not fully tighten yet. 7. The table should be positioned ev en with or slightly below the conv eyor belt surface. To check position, place a l...

Page 12 - Installing Abrasives

12 Installing Abrasives An 80-grit abrasive strip is already installed on the drum of your sander. Page 28 offers information on the types of abrasive and their recommended uses. Proper attachment of the abrasiv e strip to the drum is critical to achieving top performance from your drum sander. Abra...

Page 14 - Grounding Instructions; Electrical connections must

14 Grounding Instructions Electrical connections must be made by a qualified electrician in compliance with all relevant codes. This machine must be properly grounded to help prevent electrical shock and possible fatal injury. In the event of a malfunction or breakdown, grounding provides a path of ...

Page 15 - Extension Cords; Adjustments; Switch Lockout

15 Extension Cords If an extension cord is necessary, make sure the cord rating is suitable for the amperage listed on the machine's motor plate. An undersize cord will cause a drop in line v oltage resulting in loss of power and ov erheating. The chart in Figure 20 shows the correct size cord to us...

Page 17 - Depth Gauge Calibration; Drum Alignment

17 6. If one height adjustment screw is loose, remove the miter gear from the transfer rod on that side. Turn down the threaded height adjustment screw rod until it is snug. Make sure both sides are snug on top and retaining rings under the adjustment screw supports are in place. Re-install the mite...

Page 19 - Conveyor Belt Tension and Tracking

19 2. Slightly loosen bearing bolt knobs. (An internal tooth lock washer is placed under the head of each bearing bolt to prevent tension rollers from dropping out of position if knobs are loosened slightly. If tension rollers do drop, simply raise to a position equal to that of the inboard end of t...

Page 21 - Tension Roller Adjustment; Improperly adjusted tension; Adjusting Table Supports

21 Step 2: Now repeat Step 1 on the right (inboard) side of conveyor. Compare the measurements from side to side. If they are not equal, loosen one of the brackets that hold the roller in place. Tip this bracket until the distance between the roller and the straight-edge are equal from side to side,...

Page 22 - Rotating Drum Bearings

22 If the conv eyor table is still difficult to raise or lower, the table supports may need to be re-centered on the columns. To do this, loosen the four 3/8”x1” hex head bolts in each table support that connects it to the table mounting brackets, adjust and tighten the set screws (see Figure 5) to ...

Page 23 - Replacing Drum Bearings; Install the outer half of the belt guard cover

23 4. After the machine has run for about 30 minutes, stop to check that the set screws and bearing bolts are still tight. NOTE: It may be necessary to re-align the tension rollers after rotating the drum bearings. See page 18. Replacing Drum Bearings If the bearings are squealing or are loose, they...

Page 24 - Operation; Basic Operating Procedure; Setting Depth of Cut; Do not start drum while in; Selecting Feed Rates

24 Operation Before using your drum sander, review the previous pages in this manual on initial set-up and adjustment. In this section, you will learn how to operate the machine. Make sure an abrasiv e strip is mounted and a dust collection system is connected. Basic Operating Procedure 1. Set depth...

Page 26 - Maintenance; Before doing maintenance on

26 Maintenance Before doing maintenance on the machine, disconnect it from the electrical supply by pulling out the plug or switching off the main switch! Failure to comply may cause serious injury. Keeping the Machine Clean For best results, make cleaning the machine a regular shop procedure. Allow...

Page 28 - Abrasive Selection Guide; Grit Common; Abrasives; Selecting Drum Abrasives; Always wear eye protection; Increasing Abrasive Life

28 Abrasive Selection Guide Grit Common Application 24 ........ Abrasiv e planing, surfacing rough-sawn boards, maximum stock removal, glue removal. 36 ........ Abrasiv e planing, surfacing rough-sawn boards, maximum stock removal, glue removal. 50 ........ Surfacing and dimensioning boards, trueing...

Page 31 - Troubleshooting: Operational Problems; Trouble Probable

31 Troubleshooting: Operational Problems Trouble Probable Cause Remedy Ripples in sanded surface. (Non-uniformly spaced ripples). Unev en feed rate. Check for these conditions and refer to previous Troubleshooting sections: Conv eyor belt slips on drive roller. Board slips on conv eyor belt. Conv ey...

Page 34 - Stand Assembly

Page 35 - Parts List: Stand Assembly; Description

35 Parts List: Stand Assembly Index No. Part No. Description Size Qty 1 ............... 31-0027................... Handwheel Assembly .................................. 8”O.D., 1/2” I.D.................. 1 2 ............... 10-8903................... Socket Set Screw ...................................

Page 36 - Drum Head Assembly

Page 37 - Parts List: Drum Head Assembly

37 Parts List: Drum Head Assembly Index No. Part No. Description Size Qty 1 ............... 30-0002W ............... Drum Carriage Arm ...................................... ......................................... 1 2 ............... 30-0015W ............... Clamp Jaw.................................

Page 38 - Conveyor and Motor Assembly

Page 39 - Parts List: Conveyor and Motor Assembly

39 Parts List: Conveyor and Motor Assembly Index No. Part No. Description Size Qty 1 ............... 72-2250-01.............. Knob............................................................ ......................................... 1 2 ............... 40-4017W ............... Control Housing Bracke...

Page 41 - Electrical Connections

Page 42 - NOTES

Page 44 - WMH Tool Group

44 WMH Tool Group 2420 Vantage Drive Elgin, Illinois 60123 Phone: 800-274-6848 www.wmhtoolgroup.com