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South Bend Tools SB1125 Owner'S Manual Download Page 47

South Bend Tools

For Machines Mfd. Since 11/21

Model SB1125

-45-

E L E C T R I C A L

Wiring Diagram

Control Box

Control Panel

(From Behind)

Motor 220V

LED Bulb

LED

Socket

RPM Sensor

DRM DA-1805NO-3M

LED 7W

110-240V

WAGO

222412 2P

Wire

Splice

NHD NLB22-WI

CB-10

CB-01

4

3

2

1

4

CB-10

3

ON/OFF Switch

NO

NC

C

EMERGENCY

STOP Button

HONG-POU

HBS1-AGD22-22TS/A

Potentiometer

CB-10

Spindle Rotation

Switch

NHD NSS22-S620B

CB-10

4

3

4

3

RPM DRO

Circuit Board

P2

P2

P1

P1

SCH

RA

CK

RT424

7

3

0

VFD

KB KBVF-24D

Hot

Hot

Ground

6-15 Plug

220

VAC

G

S3

S1

S

Worklight

Switch

RLEIL

RL3T125/55

V

V

U

U

W

W

P3

MOTOR

AC LINE

V

U

W

P3

S1

S1

S3

S2

S3

L2

L1

L1

L1

L2

6

5

2

1

Master

Power Switch

AUSPICIOUS A202

L2

S

S

A2

A1

24

14

21

11

22

12

T

R

L1

1

1

2

1

1

L1

3

3

3

L2

4

L2

L1

KB

A6012

2

4

V

U

W

4

1

1

L2

L2

WARNING!

!

!

SHOCK HAZARD!

Disconnect power 

before working on 

wiring.

RF MET2511-1

GND

GND

GND

Fuse 2A 25

0V

Summary of Contents for SB1125

Page 1: ...A Tradition of Excellence South Bend Tools December 2021 by South Bend Tools For Machines Mfd Since 11 21 V1 12 21 MODEL SB1125 19 FLOOR DRILL PRESS OWNER S MANUAL...

Page 2: ...on is a process that happens through training and experience If you are not an experienced operator of this type of machinery read through this entire manual then learn more from an experienced operat...

Page 3: ...RANTY 53 INTRODUCTION 2 Identification 2 Description of Controls Components 3 Product Specifications 5 SAFETY 7 Understanding Risks of Machinery 7 Basic Machine Safety 7 Additional Drill Press Safety...

Page 4: ...Tension Lock Lock Belt Belt Cover Cover Control Control Panel Panel For Your Own Safety Read Instruction Manual Before Operating Drill Press a Wear eye protection b Do not wear gloves necktie or loos...

Page 5: ...n Starts spindle rotation if spindle rotation switch is in forward or reverse position E OFF Button Stops spindle rotation F Worklight Switch Turns worklight ON and OFF G Spindle Speed Dial Adjusts sp...

Page 6: ...Locks motor position P Depth Stop Stops spindle travel at predetermined depth N N O O Figure Figure 4 Table height controls Table height controls K Table Height Lock Handle Loosens to allow use of tab...

Page 7: ...30 x 76 in Must Ship Upright Yes Electrical Power Requirement 220V Single Phase 60 Hz Full Load Current Rating 3 8A Minimum Circuit Size 15A Connection Type Cord Plug Power Cord Included Yes Power Cor...

Page 8: ...ation Table Swing 360 deg Table Swivel Around Center 0 30 deg L R Table Swivel Around Column 360 deg Table Length 20 in Table Width 16 in Table Thickness 1 1 2 in Vertical Table Travel 25 1 16 in Numb...

Page 9: ...e as follows Death or catastrophic harm WILL occur Moderate injury or fire MAY occur Death or catastrophic harm COULD occur Machine or property damage may occur Basic Machine Safety Owner s Manual All...

Page 10: ...d by verifying that all fastening devices are properly secured and items attached to spindles have enough clearance to safely rotate Chuck Keys or Adjusting Tools Tools used to adjust spindles chucks...

Page 11: ...stop on its own DO NOT stop spindle using your hand or any other object Removing Adjustment Tools Chuck key wrenches and other tools left in spindle chuck or on machine can become deadly projectiles...

Page 12: ...quer Thinner Block of Wood Hex Wrench 3 16 The purpose of the preparation section is to help you prepare your machine for operation The list below outlines the basic process Specific steps for each of...

Page 13: ...t To reduce the risk of these hazards avoid overloading the machine during operation and make sure it is connected to a power supply circuit that meets the requirements in the following section Full L...

Page 14: ...of the power cord or plug is necessary do not connect the equipment grounding wire to a live current carrying terminal Check with an electrician or qualified service personnel if you do not understand...

Page 15: ...Inventory NOTICE If you cannot find an item on this list carefully check around inside the machine and packaging materials Often these items get lost in packaging materials while unpacking or they are...

Page 16: ...Put on safety glasses and disposable gloves 2 Coat all surfaces that have rust preventative with a liberal amount of your cleaner or degreaser and let them soak for a few minutes 3 Wipe off the surfac...

Page 17: ...d by the maintenance and service described in this manual Physical Environment The physical environment where your machine is operated is important for safe operation and longevity of parts For best r...

Page 18: ...e 11 Location of hex nuts and flat washers Figure 11 Location of hex nuts and flat washers x 4 Placing Machine 4 Install table height crank assembly on table height worm shaft then tighten set screw t...

Page 19: ...or if it is permanently connect ed hardwired to the power supply local codes may require that it be anchored to the floor If not required by any local codes fastening the machine to the floor is an op...

Page 20: ...ill Chuck Arbor An arbor is included for the drill chuck that comes with this machine The following procedure describes how to install the arbor in the chuck After the arbor is installed in the drill...

Page 21: ...p machine may result in malfunction or unexpected results that can lead to serious injury death or machine property damage The test run consists of verifying the following Motor powers up and runs cor...

Page 22: ...ckwise to forward rotation 10 Press green ON button to start spindle rotation see Figure 20 Verify motor starts up and runs smoothly without any unusual problems or noises 8 Twist EMERGENCY STOP butto...

Page 23: ...n has settled in the bearings You must complete this procedure before placing operational loads on the spindle for the first time when the machine is new or if it has been sitting idle for longer than...

Page 24: ...provide the novice machine operator with a basic understanding of how the machine is used during operation so they can more easily understand the controls discussed later in this manual Note Due to t...

Page 25: ...Inside Hidden Inside Quill Quill 6 Strike face of chuck from below with rubber mallet to seat arbor in spindle 7 Check seat by gently pulling down on chuck Removing Arbor from Spindle The arbor can be...

Page 26: ...peration Installing Drill Bit Figure 28 Example of tightening chuck with chuck Figure 28 Example of tightening chuck with chuck key Always remove chuck key after use key Always remove chuck key after...

Page 27: ...Double if using carbide cutting tool Figure 29 Spindle speed formula Figure 29 Spindle speed formula Spindle Speed Determining Spindle Speed Many variables affect the optimum spindle speed to use for...

Page 28: ...ension knob to push motor away from center pulley and engage belt tension 6 Secure motor position with belt tension lock 7 Refer to Checking V Belts on Page 35 to ensure belt does not need to be repla...

Page 29: ...hart Twist Brad Point Drill Bits Soft Wood Hard Wood Plastic Brass Aluminum Mild Steel 1 16 3 16 3000 2500 2500 2500 3000 2500 13 64 3 8 2000 1500 2000 1250 2500 1250 25 64 5 8 1500 750 1500 750 1500...

Page 30: ...right and swivels around the column Remove any loose objects from the table surface before adjusting the table position Raising Lowering Table 1 Loosen table height lock handle see Figure 37 2 Raise...

Page 31: ...Installing unapproved accessories may cause machine to malfunction resulting in serious personal injury or machine damage To reduce this risk only install accessories recommended by South Bend or Gri...

Page 32: ...ozzle with magnetic base Made in an ISO 9001 factory Pump motor 1 16 HP 110V maximum flow 3 17 gallons per minute maximum capacity of 7 gallons Figure Figure 43 H8140 7 Gallon Coolant Tank System H814...

Page 33: ...T 9 4 Oz Spray G2871 Boeshield T 9 12 Oz Spray H3788 G96 Gun Treatment 12 Oz Spray H3789 G96 Gun Treatment 4 5 Oz Spray Basic Eye Protection T20501 Face Shield Crown Protector 4 T20502 Face Shield Cr...

Page 34: ...ury may result Cleaning Protecting Cleaning the Model SB1125 is relatively easy Vacuum excess metal or wood chips and wipe off remaining dust with a dry cloth If any resin has built up use a resin dis...

Page 35: ...stocks that are compounded with special thickeners and additives to make Syn O Gen non melt tacky and water resistant Extremely low pour point extremely high temperature oxidation and thermal stabilit...

Page 36: ...teeth with mineral spirits shop rags and a brush Figure Figure 55 Location of quill rack Location of quill rack Quill Quill Rack Rack Ball Oilers Lubrication T23963 or ISO 32 Equiv Amount 1 2 Pumps F...

Page 37: ...epeat Steps 2 3 as necessary until clean 5 Install tension V belts as described in Replacing V Belts on Page 37 6 Perform Test Run and Spindle Break In beginning on Page 19 1 Disconnect all power sour...

Page 38: ...1 Pr Shop Rags As Needed Hex Wrench 5mm 1 To adjust return spring tension 1 DISCONNECT MACHINE FROM POWER 2 Wipe any oil off spring cover so it does not slip in your fingers in following steps see Fig...

Page 39: ...ustment by downfeeding spindle Spindle should return quickly when downward pressure is released If spindle does not retract quickly repeat Steps 3 8 and re check tension until return speed is accurate...

Page 40: ...leys Figure 64 Location of spindle V belt and pulleys Spindle Spindle V Belt V Belt Center Center Pulley Pulley Spindle Spindle Pulley Pulley Items Needed Qty Hex Wrench 4mm 1 Replacement Spindle V Be...

Page 41: ...gure 65 Figure Figure 65 Location of belt tension lock and belt Location of belt tension lock and belt tension knob tension knob Belt Tension Belt Tension Knob Knob Belt Tension Belt Tension Lock Lock...

Page 42: ...Figure 68 Location of worklight assembly screws Location of worklight assembly screws 3 Remove burnt bulb from socket and replace with new one see Figure 69 Figure Figure 69 Location of bulb and sock...

Page 43: ...loose pulleys misaligned or belt slapping cover 2 Inspect replace belts with a new matched set Page 37 Realign pulleys if necessary Page 39 3 Pulley loose 3 Secure pulley on shaft 4 Motor mount loose...

Page 44: ...al readout does not work display is incorrect 1 RPM sensor catching on pulley 1 Adjust position replace if at fault 2 Wiring broken disconnected or corroded 2 Fix broken wires or disconnected corroded...

Page 45: ...ion of cutting tool 3 Reverse cutting tool rotation Drill bit stuck in workpiece 1 Workpiece squeezing drill bit or feed rate too fast 1 Properly clamp workpiece on table decrease feed rate 2 Spindle...

Page 46: ...ble results including serious injury or fire Motor Wiring The motor wiring shown in these diagrams is current at the time of printing but it may not match your machine Always use the wiring diagram in...

Page 47: ...D22 22TS A Potentiometer CB 10 Spindle Rotation Switch NHD NSS22 S620B CB 10 4 3 4 3 RPM DRO Circuit Board P2 P2 P1 P1 SCHRACK RT424730 VFD KB KBVF 24D Hot Hot Ground 6 15 Plug 220 VAC G S3 S1 S Workl...

Page 48: ...E L E C T R I C A L Figure Figure 73 Control box wiring Control box wiring Figure Figure 70 Motor junction box wiring Motor junction box wiring Electrical Component Pictures Figure Figure 71 RPM senso...

Page 49: ...0 11 12 13 14 15 16 17 18 19 20 21 22 24 25 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79...

Page 50: ...T 3 X JT6 27 PSB1125027 FLAT HD SCR M5 8 X 10 79 PSB1125079 CAP SCREW M6 1 X 15 28 PSB1125028 RETURN SPRING COVER 80 PSB1125080 TENSION SHAFT LEVER 29 PSB1125029 FLAT WASHER 6 5 X 13 X 0 8MM 81 PSB112...

Page 51: ...IEF TYPE 3 PG11 51 31 PSB1125051 31 TERMINAL BLOCK PHOENIX PT2 5 51 8 PSB1125051 8 POWER CORD 14G 3W 80 6 15P 51 32 PSB1125051 32 TERMINAL JUMPER PHOENIX FBS2 5 51 10 PSB1125051 10 STRAIN RELIEF TYPE...

Page 52: ...0 For Machines Mfd Since 11 21 South Bend Tools Model SB1125 P A R T S Column 201 202 203 204 205 206 207 208 209 210 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 231 232 23...

Page 53: ...50 223 PSB1125223 ADJUSTABLE HANDLE M12 1 75 X 52 70L 207 PSB1125207 COLUMN 224 PSB1125224 TABLE 208 PSB1125208 RACK 225 PSB1125225 FLAT WASHER 12MM 209 PSB1125209 TABLE ARM 226 PSB1125226 ADJUSTABLE...

Page 54: ...to table to prevent unexpected rotation 9 Avoid positioning hands where they could slip into rotating bits 10 Always remove chuck keys and other tools before starting 11 Never attempt to slow or stop...

Page 55: ...standard of any domestic or foreign government industry or authority In no event shall South Bend s liability under this warranty exceed the original purchase price paid for this machine Any legal act...

Page 56: ...southbendtools com Printed In Taiwan CS22121...

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