Delta 28-682 Instruction Manual Download Page 14

The lower bearing adjustments are similar to the upper bearing
adjustments. Adjust the blade support bearing (A) Fig 23 so that
it is within 1/64” of, but not touching the back of the saw blade
when the blade is at rest. To adjust, loosen hex screw (B) and slide
the bracket in or out until the adjustment is correct. Tighten the
screw. Adjust the blade guide bearings (C,G) by loosening the
screw (E) and rotating the bearing on the shaft (F) so that the
bearings touch, but do not pinch the blade. To gain access the
back bearing (G), you will need to remove the table insert and tilt
the table to the right. Return table to level position. The front edge
of the guide bearings (C) should be just behind the “gullets” of the
saw teeth. To adjust, loosen the hex screw (D) and slide the bearing assembly into place. Tighten the hex screw (D). 

14

Fig. 21

ADJUSTING UPPER BLADE GUIDE ASSEMBLY

Set the upper blade guide assembly (A) Fig. 21 as close as possible to the top surface of the workpiece by loosening the lock
knob (D) and turning the handle (B) until the guide assembly is in the correct position. A scale (C) Fig. 21 in increments of 1/8"
is located above the assembly.

ADJUSTING UPPER BLADE GUIDE AND BLADE SUPPORT BEARING

Adjust the blade support bearing (B) Fig. 22 so that it is within 1/64” of, but not touching the back of the saw blade when the
blade is at rest. To adjust, loosen the indexable locking lever (C) and slide the bracket in or out until the adjustment is correct.
Tighten the lever (C). Adjust the blade guide bearings (D) by loosening the screw (F) and rotating the bearing on the shaft (G)
so that the bearings touch, but do not pinch the blade. Tighten the screw (F).Position the front edge of the guide bearings just
behind the “gullets” of the saw teeth. To adjust, loosen indexable locking lever (E) and slide the bearing assembly in or out
until the adjustment is correct. Tighten the lever.

Fig. 22

Fig. 23

ADJUSTING LOWER BLADE GUIDE AND BLADE SUPPORT BEARING

DISCONNECT MACHINE FROM POWER
SOURCE.

A

B

D

C

DISCONNECT MACHINE FROM POWER SOURCE.

A

B

C

D

CHANGING SPEEDS

DISCONNECT MACHINE FROM POWER SOURCE.

1.

Open the bottom access door (See D, Fig. 26).

2.

Locate and loosen motor release handle (C) Fig. 20A
inset by turning it counter-clockwise.

3.

Lift up motor assembly and move belt (A) to desired
groove on motor pulley (B). Move belt to outer groove
(D) for 2300 SFPM, or to inner groove (E) for 3250
SFPM.

4.

Push down on motor assembly and then turn motor
release handle (C) clockwise to tighten belt.

5.

Close the bottom access door.

Fig. 20A

A

B

C

B

C

D

G

F

E

E

D

E

F

G

Summary of Contents for 28-682

Page 1: ...82 PART NO 911988 07 28 04 Copyright 2004 Delta Machinery To learn more about DELTA MACHINERY visit our website at www deltamachinery com For Parts Service Warranty or other Assistance please call 1 8...

Page 2: ...t www deltamachinery com Postal Mail Technical Service Manager Delta Machinery 4825 Highway 45 North Jackson TN 38305 Information regarding the safe and proper operation of this tool is available from...

Page 3: ...EMS The symbols below are used to help you recognize this information SAFETY GUIDELINES DEFINITIONS SOME DUST CREATED BY POWER SANDING SAWING GRINDING DRILLING AND OTHER CONSTRUCTION ACTIVITIES contai...

Page 4: ...Check to see that all guards are in place secured and working correctly to prevent injury 11 REMOVE ADJUSTING KEYS AND WRENCHES BEFORE STARTING THE MACHINE Tools scrap pieces and other debris can be...

Page 5: ...e table 13 HOLD WORKPIECE FIRMLY and feed into blade at a moderate speed 14 NEVER REACH UNDER THE TABLE while the machine is running 15 TURN THE MACHINE OFF to back out of an uncompleted or jammed cut...

Page 6: ...ce with a metal screw NOTE In Canada the use of a temporary adapter is not permitted by the Canadian Electric Code IN ALL CASES MAKE CERTAIN THE RECEPTACLE IN QUESTION IS PROPERLY GROUNDED IF YOU ARE...

Page 7: ...will cause a drop in line voltage resulting in loss of power and overheating Fig D 1 or D 2 shows the correct gauge to use depending on the cord length If in doubt use the next heavier gauge The smal...

Page 8: ...to a dust collector FUNCTIONAL DESCRIPTION CARTON CONTENTS Fig 2 1 Band Saw 2 Table 3 3mm T Handle Wrench 4 6mm Hex Wrench 5 5mm Hex Wrench 6 3mm Hex Wrench 7 Table Insert 8 Trunnion Lock Knob 9 Trun...

Page 9: ...OR MORE PEOPLE TO SLIDE THE MACHINE OFF OF THE SHIPPING SKID 9 UNPACKING AND CLEANING ASSEMBLY FOR YOUR OWN SAFETY DO NOT CONNECT THE MACHINE TO THE POWER SOURCE UNTIL THE MACHINE IS COMPLETELY ASSEM...

Page 10: ...this process for the other table stud 5 Pull out on the table extension G Fig 8 6 Remove the two screws flat washers and lockwashers H Fig 8 from the table using the 5mm hex wrench 8 Loosen the table...

Page 11: ...4 Insert a 1 4 20 x 1 socket head cap screw through one of the holes C in the rear fence rail Thread the screw into the matching hole in the rear of the table Repeat for the other hole in the rear fe...

Page 12: ...es to the left To tilt the table to the right loosen the two clamp handles one shown at A Fig 16 and bevel lock handle B Fig 16A Move the stop tab C inset out of the way Tilt the table to the desired...

Page 13: ...UIDES AND BLADE SUPPORT BEARING and ADJUSTING LOWER BLADE GUIDES AND BLADE SUPPORT BEARING in this manual Also tension the blade properly by following the instructions under ADJUSTING BLADE TENSION DI...

Page 14: ...UIDE AND BLADE SUPPORT BEARING Adjust the blade support bearing B Fig 22 so that it is within 1 64 of but not touching the back of the saw blade when the blade is at rest To adjust loosen the indexabl...

Page 15: ...the blade 4 Tighten the locknut B ADJUSTING THE TABLE POSITIVE STOP Fig 25 A B C DISCONNECT MACHINE FROM POWER SOURCE Fig 27 CHANGING BLADES Fig 26 NOTE This machine uses blades that are 136 in lengt...

Page 16: ...al against the blade Light pressure on the work piece will produce a smoother cut and prevent excess friction and heating of the blade KEEP THE SAW BLADE SHARP Very little forward pressure is required...

Page 17: ...cutting Use blades that are 136 in length on this machine Always use a sharp blade Keep it free of gum and pitch Clean frequently with a stiff fiber brush Narrow blades are best suited for cutting sm...

Page 18: ...ine when not performing cutting cutting operation Trouble BLADE WILL NOT TRACK Probable Cause Remedy 1 Blade too loose 1 Adjust tension 2 Upper wheel not properly adjusted 2 Adjust upper wheel 3 Impro...

Page 19: ...returned prepaid to a motor manufacturer s authorized station for inspection and repair or replacement Delta will not be responsible for any asserted defect which has resulted from normal wear misuse...

Page 20: ...r Cable Delta m s cercano ARIZONA Tempe 85282 Phoenix 2400 West Southern Avenue Suite 105 Phone 602 437 1200 Fax 602 437 2200 CALIFORNIA Ontario 91761 Los Angeles 3949A East Guasti Road Phone 909 390...

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