Delta (Model 31-300) Instruction Manual

INSTRUCTION MANUALPART NO. 913131 - 04-12-05Copyright © 2005 Delta MachineryTo learn more about DELTA MACHINERY visit our website at: www.deltamachine

10ATTACHING MACHINE TO STANDDISCONNECT MACHINE FROM POWERSOURCE.1. Pull the belt (A) Fig. 8 down through the smallerrectangular hole (B) in the top sh

11ABCFig. 9 Fig. 10 Fig. 11DISCONNECT MACHINE FROM POWERSOURCE.1. Thread the disc table trunnion stud (A) Fig. 12 intothe hole (B) on the side of the

Fig. 18ASTARTING AND STOPPING THE MACHINEThe on-off switch (A) Fig. 16 is located on the sander base. To turn the sander “ON”, move the switch to the

13ADJUSTING TENSION ANDTRACKING OF THE BELTThe machine is shipped without belttension. Before operating the machine,follow these instructions for adju

1414After a long period of time, adjustments may be necessary tomaintain the tension and tracking of the sanding belt. If thebelt will not hold its te

15CHANGING POSITION OF SANDING ARMDISCONNECT MACHINE FROM POWER SOURCE.1. The sanding arm (A) can be used in the vertical position (Fig. 31), the hor

1616DISCONNECT MACHINE FROM POWER SOURCEFig. 33Fig. 32ADJUSTING SANDING DISC TABLE 90 DEGREES TO DISCTILTING THE DISC SANDER TABLEDISCONNECT MACHINE F

17REPLACING SANDING BELTTo replace the sanding belt:1. Loosen the two lock knobs (A) Fig. 38, and remove the top cover (B).2. Loosen the two screws (C

18Fig. 45Fig. 44SURFACING OR EDGE SANDING WITH SANDING BELTWhen surfacing (Fig. 44) or edge sanding (Fig. 45), place the sanding arm in the horizontal

19Fig. 48END SANDING WITH THE DISCWhen sanding the ends of narrow workpieces, use the sanding disc and an accessory miter gauge (A) Fig. 48. Movethe w

2TABLE OF CONTENTSRead and understand all warnings and operating instructions before using any tool or equipment. Whenusing tools or equipment, basic

2020TROUBLESHOOTINGFor assistance with your machine, visit our website at www.deltamachinery.com for a list of service centers or callthe DELTA Machin

21A complete line of accessories is available from your Delta Supplier, Porter-Cable • Delta Factory Service Centers,and Delta Authorized Service Stat

22NOTES

23NOTES

The following are trademarks of PORTER-CABLE •DELTA (Las siguientes son marcas registradas de PORTER-CABLE • DELTA S.A.) (Les marquessuivantes sont de

3Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.Indicates a potentially hazardous situation

4GENERAL SAFETY RULESREAD AND UNDERSTAND ALL WARNINGS AND OPERATING INSTRUCTIONS BEFOREUSING THIS EQUIPMENT. Failure to follow all instructions listed

5FAILURE TO FOLLOW THESE RULES MAY RESULT IN SERIOUS PERSONAL INJURY.ADDITIONAL SPECIFIC SAFETY RULESSAVE THESE INSTRUCTIONS. Refer to them often and

6A separate electrical circuit should be used for your machines. This circuit should not be less than #12 wire and shouldbe protected with a 20 Amp ti

73. 240 VOLT SINGLE PHASE OPERATIONThe motor supplied with your saw is a dual voltage,120/240 volt motor. It is set at the factory at 120 volts. Ifit

8FOREWORDDelta Model 31-300 is an industrial/commercial duty 1-1/2 HP belt/disc sander. The induction-type, ball-bearing motor provideslong-lasting, s

9Fig. 5UNPACKING AND CLEANINGCarefully unpack the machine and all loose items from the shipping container(s). Remove the protective coating fromall un