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ADJUSTMENTS

REPLACING SANDING BELT 

WARNING!: Disconnect the power cord from the power source before attempting to 
replace a sanding belt. 
 
This belt & disc sander comes with a 2” x 42” sanding belt installed on the machine, 
and an additional 1” x 42” sanding belt (with 1” belt platen) is provided.  
 

To replace the 2” x 42” sanding belt, follow these instructions: 

1. Loosen and remove two belt cover lock knobs (A) Fig.11, then remove belt cover 

(B) as shown. 

 
2. Remove the belt table. 
 
3. Rotate the belt tension lever (A) Fig.12 upwards as shown to release the tension 

on the sanding belt, remove sanding belt. 

 
4. While holding tension lever in the released position, place new 2” x 42” sanding 

belt around the wheels, align the belt as well as you can on the wheels and release 
tension lever. 

 
NOTE: Most sanding belts come with a directional arrow on the inside of the sanding 
belt. It is important to position the belt in the direction that the machine is running 
(downward), refer to labels on machine for the direction of rotation. 
 
5. Install belt cover (B) Fig.11 and secure it in place using the two lock knobs (A) 

removed previously. 

 
6. Connect power cord to power source and start the sander, observe the belt       

tracking. If the sanding belt is not tracking centered on the wheels, refer to      
Tracking Sanding Belt in the following section. 

 

To install 1” x 42” sanding belt, follow these instructions: 

The instructions for installing a 1” x 42” sanding belt is the same as the above   
instructions for installing 2” x 42” with only one exception. When using a 1” x 42” 
sanding belt, it is required to install the 1” belt platen (A) Fig.13, to install 1” belt      
platen: 
 
1. Install 1” x 42” sanding belt as described above. Loosen and remove the large cap 

screw (B) Fig.13, replace the 2” belt platen with the 1” belt platen (A). Refer to 
Adjusting Belt Platen for more information on setting the belt platens. 

 

TRACKING SANDING BELT

 

 
Tracking of the sanding belt is important. The sanding belt must run centered on the 
wheels and should remain vertical without shifting side to side. If your sanding belt is 
not tracking properly after installation, the following adjustment is possible:  
 
1. Make sure the sanding belt is positioned centered on the wheels. Recheck      

adjustment if needed. 

 
2. Turn sanding belt by hand and observe the direction the sanding belt is shifting 

side to side on the top wheel. 

 
3. To adjust tracking, loosen hex. nut (A) Fig.14, and rotate the tracking cap screw 

(B) using a hex. key. If the sanding belt is tracking towards the right, turn cap screw 
clockwise. If the sanding belt is tracking towards the left, turn cap screw            
counterclockwise. Make small adjustments until sanding belt is tracking properly. 

 
4. Retighten hex. nut (A) Fig.14, connect power cord to power source and check 

adjustment. Repeat if needed. 

Figure 11

Figure 12

Figure 13

Figure 14

Summary of Contents for KC-770FX

Page 1: ...INSTRUCTION MANUAL MODEL KC 770FX 2 X 42 BELT 8 DISC SANDER COPYRIGHT 2022 ALL RIGHTS RESERVED BY KING CANADA TOOLS INC...

Page 2: ...abuse normal wear and tear negligence or accidents repairs done by an unauthorized service center alterations and lack of maintenance King Canada shall in no event be liable for death injuries to per...

Page 3: ...he setup sanding disc or belt or adjusting anything CHECK DAMAGED PARTS Check for Alignment of moving parts Binding of moving parts Broken parts Work parts that cause a gap larger than 1 16 between wo...

Page 4: ...r a table extension or as additional support for a workpiece that is longer or wider than the basic sander table or to help feed support or pull the workpiece When finishing on the disc always press t...

Page 5: ...120V operation This machine is intended for use on a circuit that has an outlet and a plug which looks like the one illustrated in Fig 1A WARNING DO NOT USE A TWO PRONG ADAPTOR S FOR THEY ARE NOT IN...

Page 6: ...g belt installed 9 Belt tilting table 10 Belt table lock handle 11 On Off switch with removable safety key 12 Front disc table lock handle 13 Disc table tilt scale and angle indicator 14 Belt cover lo...

Page 7: ...he stud B as shown 2 Secure the sanding belt table C Fig 4 using a washer and lock handle D Note The lock handle D Fig 4 is spring loaded screw the lock handle by rotating it clockwise Then pull the h...

Page 8: ...ig 9 now the belt table A can be tilted and locked at the desired angle 2 To set the belt table at a perfect 900 angle to the sanding belt loosen lock handle B Fig 9 then position a square C on the ta...

Page 9: ...g section To install 1 x 42 sanding belt follow these instructions The instructions for installing a 1 x 42 sanding belt is the same as the above instructions for installing 2 x 42 with only one excep...

Page 10: ...disc 4 Peel off the rear backing of the new sanding disc carefully position the new sanding disc so it is centered on the aluminum disc Firmly press the sanding disc onto the aluminum disc 5 Reinstall...

Page 11: ...o various degree angles for maintaining accurate angles when sanding small or multiple parts Do not force the work piece into the sanding disc Sand using light pressure move your workpiece slightly le...

Page 12: ...k sanding belt and disc for damage or wear 3 Check all guards and hardware to make sure they are secure 4 Check all moving parts for alignment and binding issues Inspect regularly 1 Dress clean sandin...

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