Grizzly G9744Z2 Owner's Manual
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Grizzly G9744Z2 Owner's Manual

Grizzly G9744Z2 Owner's Manual

10" x 18" metal-cutting bandsaw
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MODEL G9744Z2
10" X 18" METAL-CUTTING
BANDSAW
OWNER'S MANUAL
(For models manufactured since 09/24)
COPYRIGHT © SEPTEMBER, 2010 BY GRIZZLY INDUSTRIAL, INC., REVISED SEPTEMBER, 2024
WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.
#CS23312 PRINTED IN TAIWAN
V3.09.24
***Keep for Future Reference***

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Summary of Contents for Grizzly G9744Z2

  • Page 1 OWNER'S MANUAL (For models manufactured since 09/24) COPYRIGHT © SEPTEMBER, 2010 BY GRIZZLY INDUSTRIAL, INC., REVISED SEPTEMBER, 2024 WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.
  • Page 2 This manual provides critical safety instructions on the proper setup, operation, maintenance, and service of this machine/tool. Save this document, refer to it often, and use it to instruct other operators. Failure to read, understand and follow the instructions in this manual may result in fire or serious personal injury—including amputation, electrocution, or death.

  • Page 3: Table Of Contents

    Table of Contents INTRODUCTION ..........2 SECTION 5: ACCESSORIES ......36 Contact Info ........... 2 SECTION 6: MAINTENANCE ......37 Manual Accuracy ........... 2 Schedule ............37 Identification ........... 3 Cleaning & Protecting ........37 Controls & Components ......... 4 Lubrication ...........

  • Page 4: Introduction

    ID label (see below). This information is required for us to provide proper tech support, and it helps us determine if updated documentation is available for your machine. Manufacture Date Serial Number Model G9744Z2 (Mfd. Since 09/24)

  • Page 5: Identification

    Maintain proper adjustment of blade tension, blade guides, and support bearings. d) Adjust upper guide to just clear workpiece. e) Properly support and secure workpiece with table, vise, or some type of support fixture. Never hold workpiece with hands during cut. Model G9744Z2 (Mfd. Since 09/24)

  • Page 6: Controls & Components

    C. Feed Control Knob: Turns counterclockwise to ON position to start headstock downfeed; Wheel Cover Lock Knob (1 of 2): Secures turns clockwise to OFF position to stop head- wheel cover. stock downfeed. Model G9744Z2 (Mfd. Since 09/24)
  • Page 7 Figure 4. Rear jaw angle lock handle. press reset button. If button does not stay depressed, allow motor to cool longer, then Q. Rear Jaw Angle Lock Handle: Loosens to try again. adjust rear vise jaw angle; tightens to secure. Model G9744Z2 (Mfd. Since 09/24)

  • Page 8: Machine Data Sheet

    MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL G9744Z2 MODEL G9744Z2 10" X 18" 1-1/2 HP METAL-CUTTING BANDSAW 10" X 18" METAL-CUTTING BANDSAW Product Dimensions: Weight................................592 lbs.
  • Page 9 The information contained herein is deemed accurate as of 9/23/2024 and represents our most recent product specifications. Model G9744Z2 PAGE 2 OF 2 Due to our ongoing improvement efforts, this information may not accurately describe items previously purchased. Model G9744Z2 (Mfd. Since 09/24)

  • Page 10: Section 1: Safety

    Never operate under the influence of drugs or injury or blindness from flying particles. Everyday alcohol, when tired, or when distracted. eyeglasses are NOT approved safety glasses. Model G9744Z2 (Mfd. Since 09/24)
  • Page 11 EXPERIENCING DIFFICULTIES. If at any time debris. Make sure they are properly installed, you experience difficulties performing the intend- undamaged, and working correctly BEFORE ed operation, stop using the machine! Contact our operating machine. Technical Support at (570) 546-9663. Model G9744Z2 (Mfd. Since 09/24)

  • Page 12: Additional Safety For Horizontal Metal Bandsaws

    If normal safety pre- respect. Failure to do so could result in cautions are overlooked or ignored, seri- serious personal injury, damage to equip- ous personal injury may occur. ment, or poor work results. -10- Model G9744Z2 (Mfd. Since 09/24)

  • Page 13: Section 2: Power Supply

    To reduce the risk of these hazards, avoid over- loading the machine during operation and make sure it is connected to a power supply circuit that meets the specified circuit requirements. -11- Model G9744Z2 (Mfd. Since 09/24)
  • Page 14 Minimum Gauge Size ......14 AWG all local codes and ordinances. Maximum Length (Shorter is Better) ..50 ft. -12- Model G9744Z2 (Mfd. Since 09/24)

  • Page 15: Section 3: Setup

    IMPORTANT: Save all packaging materials until you are completely satisfied with the machine and have resolved any issues between Grizzly or the shipping agent. You MUST have the original pack- aging to file a freight claim. It is also extremely helpful if you need to return your machine later.

  • Page 16: Inventory

    NOTICE Avoid harsh solvents like acetone or brake parts cleaner that may damage painted sur- faces. Always test on a small, inconspicu- ous location first. -14- Model G9744Z2 (Mfd. Since 09/24)

  • Page 17: Hardware Recognition Chart

    Hardware Recognition Chart USE THIS CHART TO MATCH UP HARDWARE DURING THE INVENTORY AND ASSEMBLY PROCESS. Flat Head Screw -15- Model G9744Z2 (Mfd. Since 09/24)

  • Page 18: Site Considerations

    Only install in an Shadows, glare, or strobe effects that may distract access restricted location. or impede the operator must be eliminated. Wall Electrical 24½" Connection " = Min. 30 68" Figure 9. Minimum working clearances. -16- Model G9744Z2 (Mfd. Since 09/24)

  • Page 19: Assembly

    Install (1) M12-1.75 x 80 hex bolt and (2) M12- The Model G9744Z2 comes with lifting brackets 1.75 hex nuts at each lag screw hole from installed on the base and requires the use of lift- Step 3 (see Figure 11).

  • Page 20: Test Run

    Fill cutting fluid tank as described in Cutting Fluid System on Page 35. Do not run cutting fluid pump without cut- ting fluid in tank or when cutting fluid is low or you will overheat pump and void warranty! -18- Model G9744Z2 (Mfd. Since 09/24)
  • Page 21 10. Twist Emergency Stop button clockwise until ther using machine. it springs out (see Figure 15). This resets switch so machine can start. Power light (see 15. Reset Emergency Stop button. Figure 16) will illuminate. -19- Model G9744Z2 (Mfd. Since 09/24)

  • Page 22: Recommended Adjustments

    (Page 48). — If machine does start, immediately turn it Blade-to-Table Squareness (Page 47). OFF and disconnect power. Wheel cover limit switch is NOT working properly and must be replaced before further using machine. -20- Model G9744Z2 (Mfd. Since 09/24)

  • Page 23: Section 4: Operations

    Read books/magazines or get formal training before beginning any proj- ects. Regardless of the content in this sec- tion, Grizzly Industrial will not be held liable for accidents caused by lack of training. -21- Model G9744Z2 (Mfd. Since 09/24)

  • Page 24: Operation Tips

    Use cutting fluid when possible to increase create enough friction to ignite the small blade life. magnesium chips. Avoid cutting magnesium, if possible. NOTICE Loosen blade tension at end of each day to prolong blade life. -22- Model G9744Z2 (Mfd. Since 09/24)

  • Page 25: Selecting Blades

    G. Tooth Pitch: Distance between tooth tips. H. Blade Back: Distance between bottom of gullet and back edge of blade. Blade Pitch or TPI: Number of teeth per inch measured from gullet to gullet. -23- Model G9744Z2 (Mfd. Since 09/24)

  • Page 26: Blade Breakage

    Material Width/Diameter Teeth Per Inch (TPI) for Bandsaw Blades Material Shapes TOOTH SELECTION 1.5/.8 1.4/2.5 1.5/.8 1.4/2.5 inch 2½ 3½ 14 15 Figure 20. General guidelines for blade selection and speed chart. -24- Model G9744Z2 (Mfd. Since 09/24)

  • Page 27: Blade Care & Break-In

    Feed Rate Dial To avoid twisting blade when cutting, adjust feed rate when total width of blade is in cut. Figure 21. Location of feed control knob and feed rate dial. -25- Model G9744Z2 (Mfd. Since 09/24)

  • Page 28: Changing Blade Speed

    Blade Speed enough to remove play but not enough to apply tension to spring. The Model G9744Z2 has four blade speeds: 114, 196, 288, 377 feet per minute (FPM). Refer to the Feed Pressure chart on Page 27 for cutting speed recommen- Tension Spring dations by material type.

  • Page 29: Blade Speed Chart

    Tool Steel (62) Steel (26) Cast Iron (98) Oil- Copper 229~482 203~213 85~203 Plastics & Hardened Stainless Alloy (70) (147) (62) (65) (26) (62) Lumber (67) Tool Steel Steel Figure 27. Blade speed chart. -27- Model G9744Z2 (Mfd. Since 09/24)

  • Page 30: Chip Inspection Chart

    Metal Brush or Shop Vacuum ......1 Hex Wrenches 4, 5mm ........1 Ea. Leather Gloves ..........1 Pr. Figure 29. Location of feed control knob and To change blade: blade cover. DISCONNECT MACHINE FROM POWER! -28- Model G9744Z2 (Mfd. Since 09/24)
  • Page 31 Blade Guard Bottom Wheel Lock Knob (1 of 2) Top Wheel Blade Brush Figure 31. Blade guard and blade brush removal Figure 33. Location of carbide blade guide cap components. screws and blade tension handwheel. -29- Model G9744Z2 (Mfd. Since 09/24)
  • Page 32 15. Remove pulley cover lock knob to open pul- on Page 48). ley cover (see Figure 36). 21. Adjust upper and lower blade guide arms as close to workpiece as possible before per- forming operation. -30- Model G9744Z2 (Mfd. Since 09/24)

  • Page 33: Tensioning Blade

    (see Adjusting Blade Guide straight cuts, and efficient cutting. The Model Arms on Page 32). G9744Z2 features a blade tension indicator to assist you with blade tensioning. Turn blade tension handwheel clockwise to tension blade or counterclockwise to loosen...

  • Page 34: Adjusting Blade Guide Arms

    Adjusting Blade Using Vise Guide Arms The vise on the Model G9744Z2 adjusts from 90º–45º in relation to the blade and has a posi- The blade guide arms should be as close to the tive locking feature that improves productivity by workpiece as possible during cutting operations.
  • Page 35 Figure 42. Vise components. Use angle scale to adjust rear vise jaw to desired angle of cut (see Figure 41), then tighten rear jaw angle lock handle to secure. -33- Model G9744Z2 (Mfd. Since 09/24)

  • Page 36: Adjusting Work Stop

    Adjusting Work Stop Cutting Fluid The Model G9744Z2 is equipped with a work stop While simple in concept and function, many for repetitive cutting operations. The work stop issues must be taken into account to mix and use will need to be adjusted any time it is removed or the correct cutting fluid.

  • Page 37: Cutting Fluid System

    ⁄ Gallons (9 ⁄ Liters) Jug or Bucket (5 Gallon) ........1 Phillips Head Screwdriver #2 ......1 To use cutting fluid system: Figure 46. Location of cutting fluid valves. DISCONNECT MACHINE FROM POWER! -35- Model G9744Z2 (Mfd. Since 09/24)

  • Page 38: Section 5: Accessories

    To reduce this risk, only install accessories recommended for this machine by Grizzly. NOTICE Refer to our website or latest catalog for additional recommended accessories.

  • Page 39: Section 6: Maintenance

    Protecting To reduce risk of shock or accidental startup, always disconnect machine from Cleaning the Model G9744Z2 is relatively easy. power before adjustments, Use a brush and shop vacuum to remove chips maintenance, or service. and other debris from the working surfaces.
  • Page 40 (see Figure 52), then adjust the blade guide arms to distribute the oil. Blade Guide Arm Lubrication Points Vise Leadscrew Figure 54. Location of vise leadscrew. Blade Guides Figure 52. Blade guide lubrication locations. -38- Model G9744Z2 (Mfd. Since 09/24)
  • Page 41 Remove drain pan, then lower headstock completely. Fill gearbox with oil until oil level is at halfway point in sight glass, then install fill cap. Connect machine to power, then complete Checking Gearbox Oil. -39- Model G9744Z2 (Mfd. Since 09/24)

  • Page 42: Inspecting V-Belt

    NIOSH-approved respirator. BIOLOGICAL & POISON HAZARD! Use personal protec- tion equipment when handling cutting fluid. Follow federal, state, and cutting fluid manu- facturer requirements for proper disposal. -40- Model G9744Z2 (Mfd. Since 09/24)
  • Page 43 "8L" mark on tank is reached (see Figure 59). Return Filter Hose Screen Tank "8L" Mark Figure 59. Cutting fluid tank components. Install rear panel. -41- Model G9744Z2 (Mfd. Since 09/24)

  • Page 44: Machine Storage

    Install (see Changing Blade on Page 28) Loosen or remove blade so it does not stretch or tension blade (see Tensioning Blade on or rust while machine is stored. Page 31). Perform Test Run (see Test Run on Page 18). -42- Model G9744Z2 (Mfd. Since 09/24)

  • Page 45: Section 7: Service

    (Page 25)/depth of cut; increase blade speed (Page 26); use cutting fluid if possible (Page 34). 9. Motor overheated, tripping machine circuit 9. Clean motor, let cool, and reduce workload. Reset breaker. breaker. -43- Model G9744Z2 (Mfd. Since 09/24)
  • Page 46 4. Inspect/replace blade (Page 28). Cuts not 1. Loose vise. 1. Tighten vise and secure workpiece (Page 32). square, 2. Blade not square to table. 2. Adjust blade square to table (Page 47). intended angle is incorrect. -44- Model G9744Z2 (Mfd. Since 09/24)
  • Page 47 4. Adjust blade guides/roller bearings (Page 48). adjustment. 5. Blade tension/tracking requires adjustment. 5. Adjust blade tension (Page 31), tracking (Page 50). 6. Downfeed pressure is too great. 6. Increase headstock spring tension (Page 25). -45- Model G9744Z2 (Mfd. Since 09/24)
  • Page 48 1. Cutting fluid needs to be changed/reservoir is 1. Clean reservoir and change cutting fluid (Page 41). system is dirty. pulling sludge 2. Cutting fluid level is low. 2. Check/fill cutting fluid (Page 41). from reservoir. -46- Model G9744Z2 (Mfd. Since 09/24)

  • Page 49: Adjusting Blade Brush

    Figure 61, slide brush bracket as needed so blade extends approximately ⁄ " into brush bristles, then tighten screw to secure. Square Figure 62. Checking blade-to-table squareness. Blade Brush Figure 61. Location of blade brush and screw. -47- Model G9744Z2 (Mfd. Since 09/24)

  • Page 50: Adjusting Blade Guides & Bearings

    Tighten cap screws loosened in Step 4. Tools Needed Repeat Steps 3–6 until blade is square to Flat Head Screwdriver ⁄ " ........1 table. Hex Wrenches 3, 5, 8mm ......1 Ea. Feeler Gauge (0.001") .........1 Ea. -48- Model G9744Z2 (Mfd. Since 09/24)
  • Page 51 11. Adjust carbide blade guides so they make Bushing same contact with blade as guide bearings, then tighten cap screws from Step 5. 12. Install blade guard removed in Step 4. Figure 68. Location of blade guard and lock knobs. -49- Model G9744Z2 (Mfd. Since 09/24)

  • Page 52: Adjusting Blade Tracking

    V-belt and pulleys in following Wheel Cover step. V-belt can pinch fin- Lock Knob gers and draw loose cloth- (1 of 2) ing into moving parts! Figure 70. Location of wheel cover lock knobs. -50- Model G9744Z2 (Mfd. Since 09/24)
  • Page 53 12. Close and secure pulley and wheel covers. Wheel 13. Adjust carbide blade guides and bearings Shoulder before proceeding with operations (see Adjusting Blade Guides and Bearings on Figure 73. Blade installed on wheels. Page 48). -51- Model G9744Z2 (Mfd. Since 09/24)

  • Page 54: Adjusting Downfeed Stop Bolt

    Connect machine to power, then repeat MACHINE FROM POWER and loosen Steps 1–2 to check adjustment. jam nut shown in Figure 75, then proceed to Step 4. Downfeed Limit Switch Figure 75. Downfeed limit switch components. -52- Model G9744Z2 (Mfd. Since 09/24)

  • Page 55: Adjusting Vise Angle Stops

    45º to blade, then Rear Vise Jaw tighten set screw to secure. Blade Rear Jaw Angle Lock Handle 90º Square Figure 77. Checking 90º stop accuracy. 45º Stop Screw Figure 79. 45º stop adjustment components. -53- Model G9744Z2 (Mfd. Since 09/24)

  • Page 56: Section 8: Wiring

    Technical Support at (570) 546-9663. The photos and diagrams included in this section are best viewed in color. You can view these pages in color at www.grizzly.com. -54- Model G9744Z2 (Mfd. Since 09/24)

  • Page 57: Wiring Diagram

    STOP Button KEDU HY57B TECHT CM-1309 Pump Start ON/OFF Power Light Button Switch NHD NLD-22 DOWNFEED NPB22-F10G KEDU NSS22-S210B LIMIT SWITCH QKS8 UPPER BLADE COVER LIMIT SWITCH CONTROL PANEL READ ELECTRICAL SAFETY -55- Model G9744Z2 (Mfd. Since 09/24) ON PAGE 54!

  • Page 58: Electrical Components

    Figure 83. Control panel wiring. Figure 81. Circuit breaker wiring. Figure 84. Cutting fluid pump motor wiring. Figure 82. Main motor start capacitor wiring. Figure 85. Downfeed limit switch wiring. READ ELECTRICAL SAFETY -56- Model G9744Z2 (Mfd. Since 09/24) ON PAGE 54!
  • Page 59 Electrical Components (Cont.) Figure 86. Electrical box wiring. Figure 87. Upper wheel cover limit switch wiring. Figure 88. Lower wheel cover limit switch wiring. READ ELECTRICAL SAFETY -57- Model G9744Z2 (Mfd. Since 09/24) ON PAGE 54!

  • Page 60: Section 9: Parts

    SECTION 9: PARTS We do our best to stock replacement parts when possible, but we cannot guarantee that all parts shown are available for purchase. Call (800) 523-4777 or visit www.grizzly.com/parts to check for availability. Vise & Base 71-1 74-1...
  • Page 61 HEX BOLT M8-1.25 X 45 P9744Z2614 VISE LEADSCREW P9744Z2042 FRONT VISE JAW P9744Z2615 VISE LEADSCREW NUT P9744Z2043 BUSHING P9744Z2616 VISE LEADSCREW WASHER 1/2" -59- BUY PARTS ONLINE AT GRIZZLY.COM! Model G9744Z2 (Mfd. Since 09/24) Scan QR code to visit our Parts Store.

  • Page 62: Main

    223-1 222-1 315-1 220-6 222-4 222-2 220-5 222-3 222-5 220-4 302-1 381-2 306-1 303V2 381-1 220-1 302-2 306V2 220-7 220-2 220-3 -60- BUY PARTS ONLINE AT GRIZZLY.COM! Model G9744Z2 (Mfd. Since 09/24) Scan QR code to visit our Parts Store.

  • Page 63: Main Parts List

    302-2 P9744Z2302-2 BUTTON HD CAP SCR M5-.8 X 10 P9744Z2343 FLAT WASHER 6MM 303V2 P9744Z2303V2 REAR BLADE COVER V2.06.20 P9744Z2345 MOTOR PULLEY COVER ASSEMBLY -61- BUY PARTS ONLINE AT GRIZZLY.COM! Model G9744Z2 (Mfd. Since 09/24) Scan QR code to visit our Parts Store.
  • Page 64 TENSION INDICATION RING 382-1 P9744Z2382-1 LIMIT SWITCH KEDU QKS8 P9744Z2358 WAVY WASHER 16MM 382-2 P9744Z2382-2 LIMIT SWITCH CORD 18G 2W 60" -62- BUY PARTS ONLINE AT GRIZZLY.COM! Model G9744Z2 (Mfd. Since 09/24) Scan QR code to visit our Parts Store.

  • Page 65: Labels & Cosmetics

    MODEL NUMBER LABEL P9744Z2629 CUTTING HAZARD LABEL P9744Z2623 CUTTING SELECTION LABEL P9744Z2630 GRIZZLY.COM LABEL P9744Z2624 BLADE TENSION LABEL P9744Z2631 GRIZZLY NAMEPLATE -63- BUY PARTS ONLINE AT GRIZZLY.COM! Model G9744Z2 (Mfd. Since 09/24) Scan QR code to visit our Parts Store.
  • Page 66 Safety labels help reduce the risk of serious injury caused by machine hazards. If any label comes off or becomes unreadable, the owner of this machine MUST replace it in the original location before resuming operations. For replacements, contact (800) 523-4777 or www.grizzly.com. -64- BUY PARTS ONLINE AT GRIZZLY.COM!

  • Page 67: Warranty & Returns

    WARRANTY & RETURNS Grizzly Industrial, Inc. warrants every product it sells for a period of 1 year to the original purchaser from the date of purchase. This warranty does not apply to defects due directly or indirectly to misuse, abuse, negligence, accidents, repairs or alterations or lack of maintenance.

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