Jet Tools 22-44 Pro operating instructions Trouble

Page 30

Trouble

Conveyor belt tracks to one side, or oscillates from side to side.

Abrasive strip is loose.

Abrasive loads up prematurely.

Table height adjustment works improperly.

Drum drive v-belt slips.

Knocking sound while running.

Probable Cause

Remedy

 

 

Conveyor belt out of adjustment.

Readjust conveyor belt; see page 19.

 

 

Drive or driven roller needs adjusting.

Readjust; see page 20.

 

 

Conveyor belt worn or defective.

Replace conveyor belt; see page 20.

 

 

Drive roller worn, bent, or varies in

Replace drive roller.

diameter side to side.

 

 

 

Roller bushings elongated due to

Replace bushings.

excessive wear.

 

 

 

Strip caught on inside edge of slot, or

Re-adjust the strip end in the slot

on inboard side of drum.

and/or trim the abrasive edge.

 

 

Strip not cut properly.

Re-cut and re-install abrasive strip.

See pages 12 and 13.

 

 

 

Excessive depth of cut.

Reduce depth of cut.

 

 

Excessive feed rate.

Reduce feed rate.

 

 

Inadequate dust collection.

Increase airflow at dust port.

 

 

Inadequate abrasive.

Use an open-coat abrasive.

 

 

Stock fed at 90° angle to drum.

Angle stock 60° if possible to avoid

resin line buildup.

 

 

 

Improper adjustment of height control.

Readjust height control. See pages

15 and 16.

 

 

 

Improper v-belt tension.

Increase tension.

 

 

Bearing(s) out of alignment.

Re-align bearings; see page 22.

 

 

V-belt worn.

Replace v-belt; see page 22.

 

 

Dust in drum.

Remove material inside drum.

 

 

Pulley wobbling or out of round.

Replace pulley.

 

 

Set screws loose in pulley or bearing.

Re-tighten set screws.

 

 

Abrasive fastener on drum loose

Insert abrasive strip, or replace

(without abrasive strip in place).

fastener.

 

 

Drum bearing(s) worn.

Replace drum bearing(s); see page

23.

 

 

 

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Contents Drum Sander Warranty and Service Table of Contents Page Page Introduction Specifications 44 2 passesFeatures and Terminology Contents of the Shipping Container UnpackingAssembly Install Stand LegsTable Support Screws Install Handwheel Install Conveyor TableInfeed and Outfeed Tables Optional Leveling the Sander Dust CollectionInstalling Abrasives Page Grounding Instructions Extension Cords AdjustmentsSwitch Lockout Dust CoverPage Depth Gauge Calibration Drum AlignmentInitial Drum Alignment Conveyor Belt Tension and Tracking Conveyor Belt Replacement TrackersTension Roller Adjustment Adjusting Table SupportsReplacing V-Belt Rotating Drum BearingsReplacing Drum Bearings Operation Dust Collection Maintenance Keeping the Machine CleanTracker Kit Underside of conveyor shownAbrasives Abrasive Selection GuideTroubleshooting Motor and Electrical Problems Trouble Troubleshooting Operational Problems Trouble Probable Cause Remedy Optional Accessories Replacement PartsStand Assembly Parts List Stand Assembly Index No. Part No Description Size QtyDrum Head Assembly Parts List Drum Head Assembly Conveyor and Motor Assembly Parts List Conveyor and Motor Assembly Infeed and Outfeed Tables 98-2201 Optional Accessory Electrical Connections Page Page WMH Tool Group

22-44 Pro specifications

The Jet Tools 22-44 Pro drum sander stands out as one of the leading machines in the woodworking industry, known for its exceptional performance and durability. Aimed at both professional woodworkers and serious hobbyists, this tool boasts a range of features that enhance efficiency and precision, making it a valuable addition to any workshop.

One of the primary features of the Jet 22-44 Pro is its powerful 1.75 HP motor. This motor ensures consistent and reliable operation, allowing users to tackle a variety of sanding tasks with ease. The machine operates at 1,800 RPM, providing quick and efficient material removal. The adjustable table height allows for a maximum sanding width of 22 inches, accommodating larger workpieces for versatility in projects.

In terms of technology, the Jet 22-44 Pro employs a unique, patented drum design that ensures even sanding across the entire surface. This design minimizes the risk of snipe, a common problem in sanders that can result in uneven finish on workpieces. The 44-inch long sanding drum provides ample surface area, which aids in achieving a flawless finish without the need for excessive passes.

The tool features an adjustable infeed and outfeed table, ensuring optimal material support and stability during sanding operations. This feature is particularly beneficial for larger boards, as it prevents warping and allows for more accurate sanding. Additionally, the integrated dust collection system enhances cleanliness by efficiently capturing dust and debris, promoting a healthier working environment.

The Jet 22-44 Pro is equipped with a micro-adjustable sanding drum, allowing users to make precise depth adjustments for different applications. This functionality makes it easy to switch between various grits without sacrificing accuracy. Furthermore, the machine’s sturdy construction and robust frame reduce vibration during operation, contributing to improved accuracy and reduced fatigue during prolonged use.

The user-friendly design of the Jet 22-44 Pro also includes safety features such as an emergency stop button and integrated overload protection. This ensures that the machine can be operated safely, with features in place to prevent damage to both the tool and the user.

In summary, the Jet Tools 22-44 Pro drum sander combines power, versatility, and advanced technology to deliver an outstanding finishing tool for woodworkers. Its robust motor, unique drum design, and user-friendly features make it a top choice for anyone looking to enhance their woodworking capabilities.
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