Delta 28-348 instruction manual Functional Description

Page 6

3.Grounded, cord-connected machines intended for use on a supply circuit having a nominal rating between

150- 250 volts, inclusive:

If the machine is intended for use on a circuit that has an outlet that looks like the one illustrated in Fig. C, the machine will have a grounding plug that looks like the plug illustrated in Fig. C. Make sure the machine is connected to an outlet having the same configuration as the plug. No adapter is available or should be used with this machine. If the machine must be re-connected for use on a different type of electric circuit, the re- connection should be made by qualified service personnel; and after re-connection, the machine should comply with all local codes and ordinances.

IN ALL CASES, MAKE CERTAIN THE R E C E P TA C L E I N Q U E S T I O N I S P R O P E R LY GROUNDED. IF YOU ARE NOT SURE HAVE A Q U A L I F I E D E L E C T R I C I A N C H E C K T H E RECEPTACLE.

CURRENT

GROUNDED OUTLET BOX

CARRYING

 

PRONGS

 

GROUNDING BLADE

IS LONGEST OF THE 3 BLADES

Fig. C

EXTENSION CORDS

Use proper extension cords. Make sure your extension cord is in good condition and is a 3-wire extension cord which has a 3-prong grounding type plug and matching receptacle which will accept the machine’s plug. When using an extension cord, be sure to use one heavy enough to carry the current of the machine. An undersized cord will cause a drop in line voltage, resulting in loss of power and overheating. Fig. D, shows the correct gauge to use depending on the cord length. If in doubt, use the next heavier gauge. The smaller the gauge number, the heavier the cord.

MINIMUM GAUGE EXTENSION CORD

RECOMMENDED SIZES FOR USE WITH STATIONARY ELECTRIC MACHINES

Ampere

 

Total Length

Gauge of

Rating

Volts

of Cord in Feet

Extension Cord

 

 

 

 

0-6

120

up to 25

18 AWG

0-6

120

25-50

16 AWG

0-6

120

50-100

16 AWG

0-6

120

100-150

14 AWG

6-10

120

up to 25

18 AWG

6-10

120

25-50

16 AWG

6-10

120

50-100

14 AWG

6-10

120

100-150

12 AWG

 

 

 

 

10-12

120

up to 25

16 AWG

10-12

120

25-50

16 AWG

10-12

120

50-100

14 AWG

10-12

120

100-150

12 AWG

 

 

 

 

12-16

120

up to 25

14 AWG

12-16

120

25-50

12 AWG

12-16

120

GREATER THAN 50 FEET NOT RECOMMENDED

 

 

 

 

MINIMUM GAUGE EXTENSION CORD

RECOMMENDED SIZES FOR USE WITH STATIONARY ELECTRIC MACHINES

Ampere

 

Total Length

Gauge of

Rating

Volts

of Cord in Feet

Extension Cord

 

 

 

 

0-6

240

up to 50

18 AWG

0-6

240

50-100

16 AWG

0-6

240

100-200

16 AWG

0-6

240

200-300

14 AWG

6-10

240

up to 50

18 AWG

6-10

240

50-100

16 AWG

6-10

240

100-200

14 AWG

6-10

240

200-300

12 AWG

 

 

 

 

10-12

240

up to 50

16 AWG

10-12

240

50-100

16 AWG

10-12

240

100-200

14 AWG

10-12

240

200-300

12 AWG

12-16

240

up to 50

14 AWG

12-16

240

50-100

12 AWG

12-16

240

GREATER THAN 100 FEET NOT RECOMMENDED

 

 

 

 

Fig. D

Fig. D

FUNCTIONAL DESCRIPTION

FOREWORD

Delta Model 28-348 is a 14" Metal and Wood Cutting Band Saw. This machine has speeds of 40, 60, 85, 115, 160, 220, 335, and 3000 SFM. Its blade to frame capacity is 13-3/4" and its under-guide and wheel capacity is 6-1/4".The band saw has a quick tensioning blade mechanism for ease of changing blades and applying tension to the blade. The Delta Model 28-348 has a large 16"x16" cast iron table that can be tilted 45 degrees to the right and 8 degrees to the left. The band saw also comes with a 4" O.D. dust port for connecting the band saw to a dust collector.

NOTICE: THE MANUAL COVER PHOTO ILLUSTRATES THE CURRENT PRODUCTION MODEL. ALL OTHER ILLUSTRATIONS ARE REPRESENTATIVE ONLY AND MAY NOT DEPICT THE ACTUAL COLOR, LABELING OR ACCESSORIES AND MAY BE INTENDED TO ILLUSTRATE TECHNIQUE ONLY.

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Contents Metal/Wood Cutting Band Saw Safety Guidelines Definitions Important Safety InstructionsStay ALERT, Watch What YOU are DOING, Additional Safety Rules For Band Saws Power Connections Functional Description Unpacking and Cleaning Band SAW Parts Assembly Motor Bracket To CabinetMotor to Motor Bracket TOP Plate to Cabinet Dust ChuteSure the Hinge Pins a are Pointed UP AS Shown in Figs Stand Door to StandDust Port Hinge Opening is Pointing Down Tighten the Screws AT this TimeMotor Pulley Disconnect Machine from Power SourceSAW to Stand Belt to SAW and Motor PulleyTable to SAW Are Positioned AS Shown in FIGBlade to SAW Table InsertLength Blades On / OFF Switch To Stand Starting Stopping SAW Operating Controls and AdjustmentsLocking Switch in the OFF Position Tilting the TableAdjusting Table Stops To adjust the 90 degree stopAdjusting Blade Tension Tracking the Blade Never Track the Blade While Tool is RunningAdjusting Lower Blade Guides and Blade Support Bearing Changing SpeedsOperations CD CTroubleshooting Guide Cutting CurvesTrouble Band SAW does not Come UP to Speed Band SAW Blades Suggested Metal Cutting Blades and SpeedsMaintenance Changing the BladesLubrication Accessories PARTS, Service or Warranty AssistanceCanadian PORTER-CABLE Delta Service Centers