Jet 22-44 Pro-3, Operating Instructions And Parts Manual

Page 1: ...arts Manual Drum Sander Model 22 44 Pro 3 JET 427 New Sanford Road Part No M 649600 LaVergne Tennessee 37086 Revision B 03 2016 Ph 800 274 6848 ECR 16020409184 www jettools com Copyright 2014 JET This...

Page 2: ...nal action needed JET has Authorized Service Centers located throughout the United States For the name of an Authorized Service Center in your area call 1 800 274 6846 or use the Service Center Locato...

Page 3: ...e Tuning Drum Alignment 19 Conveyor Belt Tension and Tracking 19 Trackers 20 Conveyor Belt Replacement 20 Tension Roller Adjustment 20 Adjusting Table Supports 21 Replacing V Belt 21 Rotating Drum Bea...

Page 4: ...approved safety equipment such as face or dust masks that are specifically designed to filter out microscopic particles 10 Do not operate this machine while tired or under the influence of drugs alcoh...

Page 5: ...veyor The part will be forced down as it begins to feed causing a pinching action between the part and the conveyor bed Never reach into a running machine Turn off sander and disconnect from power bef...

Page 6: ...4 2 passes Minimum Sanding Length in 2 1 4 Maximum Sanding Thickness in 4 Minimum Sanding Thickness in 1 32 Drum Speed RPM 1600 Conveyor Feed Rate SFPM variable 0 to 10 Dust Exhaust Dust Port Outside...

Page 7: ...the 22 44 Pro 3 Sander These are referenced throughout the manual and will help to familiarize you with the operation and functions of the machine Features Read and understand the entire contents of...

Page 8: ...x1 B 02 Hex Cap Screw 5 16 x3 4 C 08 Carriage Bolt 1 4 x3 4 D 16 Flanged Lock Nuts 3 8 E 04 Hex Nut 1 2 F 04 Flat Washer 1 2 G 16 Flat Washer 3 8 H 08 Hex Nut 1 4 J 08 Flat Washer 1 4 K 02 Square Nut...

Page 9: ...e the legs R remain in contact with the plywood Z2 4 Lift the sander and remove the assembly fixtures Z1 Z2 Referring to Figure 2 5 With the sander raised install casters W to legs R First lock the ca...

Page 10: ...ust be tensioned properly before operating the sander See Conveyor Belt Tension and Tracking on page 19 Infeed and Outfeed Table Installation Referring to Figure 7 1 Remove the lower hex cap screw C a...

Page 11: ...our sander 1 Place the unit where it will be used in the shop 2 Mark the position of the legs on the floor with tape so the sander can be returned to the same position 3 Place washers on the casters a...

Page 12: ...utboard slot width its end must be trimmed back three inches as shown 2 Squeeze the fastener lever Figure 10 on the outboard end of drum and insert the tapered end of the abrasive so that it uses most...

Page 13: ...at it does not bottom out against the inside of the drum IMPORTANT Leave a gap at least 1 8 between the tapered strip and the closed end of the slot Figure 14 to allow strip to be pulled into the fast...

Page 14: ...ee prong grounding plugs and three pole receptacles that accept the tool s plug Repair or replace a damaged or worn cord immediately As received from the factory your drum sander is wired for 230 volt...

Page 15: ...djusting screws and transfer rod see Features on page 7 Also apply grease to the miter gears 3 If the height adjustment still feels stiff Check for misalignment of adjusting screw supports and table s...

Page 16: ...t consideration of the board s thickness Relative measurement Figure 19 identifies the parts of the digital scale The button functions are discussed below followed by a section giving practical exampl...

Page 17: ...critical setting for reference for the purpose of later resetting to that same setting For example In the event that sanding a board is aborted in the middle of the operation 1 Press the HOLD button...

Page 18: ...rd Figure 21 shows one of the screws Slide motor support up the column and re tighten pinch bolt 3 Because the tension roller suspension assembly Figure 22 mounts to the drum bearing bolts which are u...

Page 19: ...test again until ridge is eliminated Conveyor Belt Tension and Tracking Tension and tracking adjustments may occasionally be necessary during break in and normal operation to compensate for belt stret...

Page 20: ...make sure they are parallel to the surface of the conveyor bed To do this first center the conveyor belt on the bed Then lay a straight edge on the exposed edge of the conveyor bed on the left outboar...

Page 21: ...t that connects it to the table mounting brackets adjust and tighten the set screws Figure 3 to hold the table support in position Then tighten the hex head bolts and re loosen the set screws Re align...

Page 22: ...ealing or are loose they may need replacing 1 Unplug sander from power source and remove dust cover 2 Raise conveyor table until the sanding drum rests on the conveyor 3 Outboard Remove the two knobs...

Page 23: ...s in the bearing collar 11 Install the driven pulley shown in Figure 35 making sure it aligns with the drive pulley on the motor Tighten the set screw 12 Install the outer half of the belt guard cover...

Page 24: ...he stock Drum should still rotate by hand Without changing drum height finish feeding the stock under the sander Start sanding drum and sand the stock at that same position Do not start drum while in...

Page 25: ...e to stagger step the pieces across the width of the conveyor belt This provides better contact with the tension rollers Try to process only multiple pieces of similar thickness If there is a signific...

Page 26: ...ely affect performance through the loading of the abrasives slippage on the conveyor table and or the accumulation of material inside the drums which can throw off the center of balance Leave the dust...

Page 27: ...the bottom slot of the Tracker Note When installed properly only the bottom lip of the Tracker will be visible The top slot is to be used if the bottom slot wears out 8 Install second Tracker opposite...

Page 28: ...eave a glossy surface which will not accept stains evenly This will vary by type of wood Oak for example is susceptible to burnishing because of its open pores Cleaning Abrasive Strips Regularly clean...

Page 29: ...otor not properly aligned Loosen housing bolts run motor re tighten bolts Transfer rod collar is worn Replace transfer rod collar Drive roller bent Replace drive roller Drum motor or conveyor motor st...

Page 30: ...Roller bushings elongated due to excessive wear Replace bushings Abrasive strip is loose Strip caught on inside edge of slot or on inboard side of drum Re adjust the strip end in the slot and or trim...

Page 31: ...rs set too low Re set tension rollers see page 21 Stock not supported properly during infeed or outfeed Support stock with roller stand tables or benches Conveyor drive roller or driven roller higher...

Page 32: ...eady To CutTM Abrasive Strip 60 Grit 60 9080 Premium Ready To CutTM Abrasive Strip 80 Grit 60 9100 Premium Ready To CutTM Abrasive Strip 100 Grit 60 9120 Premium Ready To CutTM Abrasive Strip 120 Grit...

Page 33: ...2R 40 0328 Mounting Bracket RH 2 3 TS 0081031 Hex Cap Screw 5 16 18x3 4 4 4 12 0152 Square Nut 5 16 18 4 7 TS 0060051 Hex Cap Screw 3 8 16x1 4 8 11 9103 Hardened Flat Washer 3 8 4 9 12 0209 Flanged L...

Page 34: ...Rail 2 25 30 3250 Lead Screw RH 1 26 20 1101 Miter Gear 4 27 50 3107 Oilite Bushing I D 1 2 4 28 30 3044 Inboard Column Tube 1 30 20 1103 Shaft Collar I D 1 2 2 31 30 3033 01 Transfer Rod 1 32 30 303...

Page 35: ...35 Stand Assembly...

Page 36: ...TS 0680031 Flat Washer 5 16 2 27 TS 0561021 Hex Nut 5 16 18 2 28 30 3051 02 Tension Roller 2 29 TS 0051061 Hex Cap Screw 5 16 18x1 1 4 2 30 11 0505 Internal Tooth Lock Washer 5 16 2 31 40 0015 Drum Ad...

Page 37: ...37 Drum Head Assembly...

Page 38: ...ck Washer 1 4 2 27 40 0003 Take Up Slide Bracket 2 28 30 3010 02 Driven Roller 1 29 20 1161 Wave Washer 1 4 4 30 72 2250 03 Washer 5 16 1 31 40 0002 Conveyor Bed 1 32 2244PRO3 432 Motor TEFC 3HP 230V...

Page 39: ...735141 Spacer 1 52 72 2250 02 Speed Adjustment Label 1 53 40 4018 Wiring Guard 1 54 TS 0560081 Hex Nut 10 32 2 55 TS 073203 Internal Tooth Lock Washer 10 2 56 TS 081D032 Phillips Pan Head Machine Scre...

Page 40: ...40 Electrical Schematic 2 T1 2 T1 BLACK 97 95 WHITE 96 98 GREEN 4 T2 6 T3 A2 4 T2 6 T3 14 NO 18 17 GROUND BLACK 1 L2 A1 WHITE 3 L2 5 L3 13 NO GREEN BLACK WHITE GREEN...