Grizzly T33962 Owner's Manual
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Grizzly T33962 Owner's Manual

16"/20" variable-speed tapping drill press
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MODEL T33962/T33963
16"/20" VARIABLE-SPEED
TAPPING DRILL PRESS
OWNER'S MANUAL
(For models manufactured since 10/23)
T33963
T33962
COPYRIGHT © FEBRUARY, 2024 BY GRIZZLY INDUSTRIAL, INC.
WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.
#CS23032 PRINTED IN CHINA
V1.02.24
***Keep for Future Reference***

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Summary of Contents for Grizzly T33962

  • Page 1 T33962 COPYRIGHT © FEBRUARY, 2024 BY GRIZZLY INDUSTRIAL, INC. WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC. #CS23032 PRINTED IN CHINA V1.02.24 ***Keep for Future Reference***...
  • 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

    Identification ........... 3 Cleaning & Protecting ........43 Controls & Components ......... 4 Lubrication ........... 43 Machine Data Sheet (T33962) ...... 7 Machine Data Sheet (T33963) ...... 9 SECTION 7: SERVICE ........45 Troubleshooting ........... 45 SECTION 1: SAFETY ........11 Aligning Motor Pulley ........

  • 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 T33962/T33963 (Mfd. Since 10/23)

  • Page 5: Identification

    For Your Own Safety Read Instruction Manual Before Operating Drill Press a) Wear eye protection. b) Do not wear gloves, necktie, or loose clothing. c) Clamp workpiece or brace against column to prevent rotation. d) Use recommended speed for drill accessory and workpiece material. Model T33962/T33963 (Mfd. Since 10/23)

  • Page 6: Controls & Components

    Figure 2. LED & laser guide components (T33963 shown). K. LED: Illuminates work area. Figure 1. Control panel components. Laser Guide: Projects crosshairs on table to align workpiece to cutting tool. A. Spindle Speed Digital Readout: Displays spindle speed (RPM). Model T33962/T33963 (Mfd. Since 10/23)
  • Page 7 Headstock Figure 4. Left headstock components (T33962 shown). Spring: Automatically Spindle Return returns quill into headstock. Figure 3. Right headstock components (T33963 shown). U. Chip Guard: Protects user from flying debris. When chip guard is opened, micro switch M. Belt Cover: Protects user from revolving pul- stops spindle and prevents it from starting.
  • Page 8 AC. Table Height Crank: Adjusts table up and down. Figure 7. T33962 main table components. Tilt Scale: Displays current table tilt angle. AA. Table Lock Handle: Loosens to allow adjust- ment of table position on column; tightens to lock table position.

  • Page 9: Machine Data Sheet (T33962)

    MACHINE DATA SHEET Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901 MODEL T33962 16" BENCHTOP VARIABLE‐SPEED TAPPING DRILL PRESS Product Dimensions: Weight................................194 lbs. Width (side-to-side) x Depth (front-to-back) x Height............... 16 x 28-1/2 x 39-1/2 in.
  • Page 10 The information contained herein is deemed accurate as of 3/3/2024 and represents our most recent product specifications. Model T33962 PAGE 2 OF 3 Due to our ongoing improvement efforts, this information may not accurately describe items previously purchased. Model T33962/T33963 (Mfd. Since 10/23)

  • Page 11: Machine Data Sheet (T33963)

    The information contained herein is deemed accurate as of 3/3/2024 and represents our most recent product specifications. Model T33963 PAGE 1 OF 3 Due to our ongoing improvement efforts, this information may not accurately describe items previously purchased. Model T33962/T33963 (Mfd. Since 10/23)
  • Page 12 The information contained herein is deemed accurate as of 3/3/2024 and represents our most recent product specifications. Model T33963 PAGE 2 OF 3 Due to our ongoing improvement efforts, this information may not accurately describe items previously purchased. -10- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 13: 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. -11- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 14 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. -12- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 15: Additional Safety For Drill Presses

    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. -13- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 16: Section 2: Power Supply

    -14- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 17 Do not modify or use an adapter on the plug provided—if it will not fit the outlet, have a qualified electrician install the proper outlet with a verified ground. -15- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 18: Section 3: Setup

    Disposable Rags ......As Needed • Disposable Gloves ..... As Needed • Lifting Slings (Rated for at least 275 lbs. for T33962) ..2 (Rated for at least 650 lbs. for T33963) ..2 Wear safety glasses during • Forklift or Hoist the entire setup process! (Rated for at least 275 lbs.

  • Page 19: Inventory

    Often, these items get lost in packaging materials while unpack- Figure 11. T33962 additional inventory. ing or they are pre-installed at the factory. T33963 Only (Figure 12) L. Table Height Crank ........1 Main Inventory (Figure 10) M.

  • Page 20: Cleanup

    Figure 13. T23692 Orange Power Degreaser. Repeat Steps 2–3 as necessary until clean, then coat all unpainted surfaces with a quality metal protectant to prevent rust. -18- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 21: Site Considerations

    Shadows, glare, or strobe effects that may distract access restricted location. or impede the operator must be eliminated. 22" Electrical Connection 16" " = Min. 30 T33962 33½" T33963 28½" Wall Figure 14. Minimum working clearances. -19- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 22: Bench Mounting (T33962)

    Flat Washer Machine Base Lag Screw Lag Shield Anchor Concrete Drilled Hole Flat Washer Figure 17. Popular method for anchoring Machine Base machinery to a concrete floor. Workbench Figure 16. "Direct Mount" setup. -20- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 23: Assembly

    (see Figure 20). To assemble machine: T33962 Only: Install M4-.7 x 16 Phillips Place shipping box near final machine mount- head screw in column at location shown in ing location.
  • Page 24 Figure 22. Figure 23. Headstock lock assembly and Note: Notches in clamp blocks (see Figure downfeed handles installed (T33962 shown). 21) must press against column inside of headstock in this step and Step 8 in order to 10. Adjust headstock on column so quill and con- firmly secure headstock with lock lever.
  • Page 25 12. Insert chip guard rail up through bottom of 15. T33962 Only: Remove arbor from spindle mount on side of headstock, aligning notch (refer to Removing Arbor from Spindle on in rail with steel balls in mount, as shown in Page 31).

  • Page 26: Joining Drill Chuck & Arbor

    Figure 28. Tapping drill chuck/arbor on block of wood. Attempt to separate drill chuck and arbor by hand —if they separate, repeat Steps 3–4. -24- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 27 — If spindle does start, immediately turn machine OFF and disconnect power. Emergency Stop Button Safety feature of chip guard is NOT work- ing properly and must be replaced before further using machine. Figure 30. Resetting button. -25- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 28 Proceed to Step 16. — If spindle does start, immediately turn machine OFF and disconnect power. Safety feature of belt cover is NOT work- ing properly and must be replaced before further using machine. -26- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 29: Spindle Break-In

    Loosen (2) belt tension lock knobs (see Figure 33). Adjust (2) hex bolts shown in Figure 34 away from motor to take tension off of V-belt. Move V-belt onto upper sheaves on pulleys (see Figure 34). -27- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 30 Congratulations! The spindle break-in is now from above) at about 60 RPM for 10 minutes. complete. 15. Use spindle downfeed handles to pull spindle down just enough to disengage downfeed micro switch (see Figure 33 on Page 27). -28- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 31: Section 4: Operations

    T-slot clamps. Installs correct cutting tool for operation. If you are not experienced with this type T33962 Only: Adjusts table to correct tilt, of machine, WE STRONGLY RECOMMEND then locks it in place. that you seek additional training outside of this manual.

  • Page 32: Installing/Removing Arbor

    Fully tighten spindle nut shown in Figure 37. Note: If nut is too loose, it may prevent arbor from seating in spindle in following steps. Spindle Nut Figure 37. Location of spindle nut. -30- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 33 Removing Arbor from Spindle The arbor can be removed to install other Morse Outer Slot Taper tooling in the spindle. On the Model T33962, this tooling must be MT#2; on the Model T33963, Inner Slot it must be MT#3. A drift key is included to help remove the arbor or other tooling from the spindle.

  • Page 34: Installing/Removing Cutting Tool

    Positioning Model T33962 Table operation. The Model T33962 table moves vertically, rotates 360º around the column, and tilts 45º left or right Items Needed using the components shown in Figure 43.

  • Page 35: Positioning Headstock

    Wrench 19mm ........... 1 To tilt table: The headstock rotates 360º around the column. Loosen flange nut shown in Figure 43 on In addition, the Model T33962 headstock also Page 32. moves vertically on the column. Tilt table until pointer aligns with desired...

  • Page 36: Adjusting Depth Stop

    DISCONNECT MACHINE FROM POWER! Depth Stop Loosen headstock lock lever (see Figure 46). The Model T33962/T33963 has a depth stop that allows you to drill or tap repeat, non-through holes to the same depth every time. It is also equipped...

  • Page 37: Adjusting Laser Guide

    The laser guide should be checked and adjusted 49), proceed to Step 7. for accuracy when you change cutting tools, raise or lower the table (or the Model T33962 head- stock), or change the workpiece thickness. Indentation DO NOT look directly into laser. Eye injury may result.

  • Page 38: Spindle Speed

    RPM, we recommend setting the Model ables that affect this speed and they are a good T33962/T33963 as slow as possible (less than 80 educational resource. RPM). This will allow you to observe the tap as it...

  • Page 39: Drilling Spindle Speed Chart

    A A l l u u m m i i n n u u m m M M i i l l d d S S t t e e e e l l 3/8" – 1/2" 1200 1000 5/8" – 1" Figure 52. Drilling spindle speed chart (RPMs). -37- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 40: Changing Spindle Speed Range

    HIGH: 0–2100 RPM Figure 55. Location of belt cover and belt Figure 54. Belt configuration chart. tension lock knobs. Adjust (2) hex bolts shown in Figure 53 away from motor to take tension off of V-belt. -38- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 41: Drilling

    Page 36). Configure machine for required speed range, if necessary (refer to Changing Spindle Speed Range on Page 38). Connect machine to power. 10. Adjust laser guide (refer to Adjusting Laser Guide on Page 35). -39- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 42: Tapping

    11. Turn mode switch counterclockwise to drilling (D) mode (see Figure 57). 12. Press spindle ON button to start spindle rota- When in tapping mode on the Model T33962/ tion (see Figure 57). T33963, the spindle direction immediately alter- nates between forward and reverse when the 13.
  • Page 43 18. Turn machine OFF, allow spindle to come Guide on Page 35). to a complete stop, and DISCONNECT MACHINE FROM POWER before removing 12. Turn mode switch clockwise to tapping (T) workpiece or clearing chips from surface. mode (see Figure 58). -41- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 44: Section 5: Accessories

    Installing unapproved accessories may cause machine to malfunction, resulting in serious personal injury or machine damage. To reduce this risk, only install accessories recommended for this machine by Grizzly. NOTICE T26419 Refer to our website or latest catalog for additional recommended accessories.

  • Page 45: Section 6: Maintenance

    Model T33963 Only: Lubricate column Lubricate components with recommended rack (Page 44). products like those shown in Accessories on • Clean/vacuum dust buildup off of motor. Page 42. DISCONNECT MACHINE FROM POWER BEFORE PERFORMING LUBRICATION! -43- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 46 Move spindle all the way down to gain access to Quill & Column Surfaces quill rack (see Figure 63), then clean teeth with Oil Type ..Grizzly SB1365 or ISO 68 Equivalent mineral spirits, shop rags, and a brush. Oil Amount ..........Thin Coat Lubrication Frequency ...8 Hrs.

  • Page 47: Section 7: Service

    1. Motor or component loose. 1. Replace damaged or missing bolt/nuts or tighten if vibration or loose. noisy operation. 2. V-belt worn, loose, pulleys misaligned, or belt 2. Inspect/replace belt. Realign pulleys if necessary slapping cover. (Page 49). -45- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 48 1. Disengage table lock(s) (Page 32). move. 2. Dirty or dry column surfaces. 2. Clean and lubricate column surfaces (Page 44). 3. Dirty or dry rack and pinion (T33963 only). 3. Clean and lubricate rack and pinion (Page 44). -46- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 49 (Page 30). chuck/cutting 2. Cutting tool bent. 2. Replace with straight cutting tool. tool. 3. Cutting tool installed incorrectly. 3. Install cutting tool correctly (Page 32). 4. Spindle bearings worn. 4. Replace spindle bearings. -47- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 50 2. Chip packing. 2. Use spiral/spiral point tap; use tap with fewer flutes to provide extra chip room, and/or back out tap more often during tapping operation. 3. Galling. 3. Use proper coolant; reduce spindle speed. -48- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 51: Aligning Motor Pulley

    Belt Cover Lock Knob Install belt cover, and secure with flat washer and belt cover lock knob removed in Step 2. Figure 65. Location of belt cover lock knob. -49- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 52: Calibrating Depth Stop

    Lock Knob 16. Repeat Steps 4–11 at different location on Figure 67. Location of depth stop components. workpiece to test adjustment. Use downfeed handles to lower spindle until cutting tool just contacts surface of workpiece. -50- Model T33962/T33963 (Mfd. Since 10/23)

  • Page 53: Replacing Led/Laser Modules

    Turn LED assembly (see Figure 68) coun- terclockwise to remove LED from headstock, then pull LED just enough to reveal con- nected wires. Figure 70. Location of VFD and securing Assembly screws. Figure 68. Location of LED assembly. (T33963 shown). -51- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 54 String Laser Module will follow cord path. (1 of 2) 10. Remove string from LED wires, and tie it to Figure 73. Laser module removal components end of new LED wires. (T33963 shown). -52- Model T33962/T33963 (Mfd. Since 10/23)
  • Page 55 Step 2. 485+ 485- Tie string to end of faulty laser module wires to aid in installation of new laser module. 17. Refer to Adjusting Laser Guide on Page 35 to adjust laser modules. -53- Model T33962/T33963 (Mfd. Since 10/23)

  • 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 T33962/T33963 (Mfd. Since 10/23)

  • Page 57: Wiring Overview

    Spindle Speed Sensor (Page 61) Control Panel (Page 56) Depth Stop Micro Switches (Page 60) Electrical Box (Pages 57–59) LED (Page 60) Motor (Page 61) Neutral 120 VAC 5-15 Plug Ground READ ELECTRICAL SAFETY -55- Model T33962/T33963 (Mfd. Since 10/23) ON PAGE 54!

  • Page 58: Control Panel Wiring

    GOELE LA115-A5-01ZS REVERSE KACON Spindle OFF Button TAPPING K16-211 GOELE LA115-A5-10BN Button LED Button Laser Button YONGLI S012-A10P YONGLI S012-A10P HEADSTOCK CONTROL PANEL Figure 77. Control panel wiring. READ ELECTRICAL SAFETY -56- Model T33962/T33963 (Mfd. Since 10/23) ON PAGE 54!

  • Page 59: Electrical Box Front Wiring Diagram

    Box Rear (Page 58) MA MB MC FC +10V FV FI 485+ 485- 22 20 To Plug To Motor (Page 55) (Page 61) To Braking Resistor (Page 61) READ ELECTRICAL SAFETY -57- Model T33962/T33963 (Mfd. Since 10/23) ON PAGE 54!

  • Page 60: Electrical Box Rear Wiring Diagram

    21 17 DKLD B26-7B IN: 90–230VAC 50/60Hz OUT: 5VDC 450mA DC– To Control Panel To Control Panel To Depth (Page 56) (Page 56) Stop Micro Switches (Page 60) READ ELECTRICAL SAFETY -58- Model T33962/T33963 (Mfd. Since 10/23) ON PAGE 54!
  • Page 61 Figure 78. Electrical box wiring. READ ELECTRICAL SAFETY -59- Model T33962/T33963 (Mfd. Since 10/23) ON PAGE 54!

  • Page 62: Depth Stop Micro Switch Wiring

    Figure 80. Chip guard safety switch wiring. LED & Laser Module Wiring To Electrical Box Front (Page 57) 13210 Laser Modules DKLD LDBXQ03B 1W 3.5V Figure 81. Laser module and LED wiring (T33962 shown). READ ELECTRICAL SAFETY -60- Model T33962/T33963 (Mfd. Since 10/23) ON PAGE 54!

  • Page 63: Belt Cover Wiring

    LJC1-3/24 Safety Switch BELT COVER (From Above) Figure 82. Belt guard wiring. Motor Wiring Ground Figure 83. T33962 motor junction box wiring. To Electrical Box Front (Page 57) 220V MOTOR READ ELECTRICAL SAFETY -61- Model T33962/T33963 (Mfd. Since 10/23) ON PAGE 54!

  • Page 64: 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. T33962 Main 73-1 73-2 73-3...
  • Page 65 73-4 PT33962073-4 BALL BEARING 6204ZZ 136 PT33962136 FLAT HD SCR M6-1 X 40 PT33962074 FLAT WASHER 8MM 137 PT33962137 SET SCREW M5-.8 X 6 -63- BUY PARTS ONLINE AT GRIZZLY.COM! Model T33962/T33963 (Mfd. Since 10/23) Scan QR code to visit our Parts Store.
  • Page 66 T33962 Main Parts List (Cont.) REF PART # DESCRIPTION REF PART # DESCRIPTION PT33962137 SET SCREW M5-.8 X 6 PT33962172 LASER SEAT PT33962138 HEX BOLT M10-1.5 X 35 PT33962173 LED ASSEMBLY PT33962139 HEX NUT M4-.7 PT33962174 PHLP HD SCR M3-.5 X 16 PT33962140 FOLDING HANDLE M12-1.75 X 35, 55L...

  • Page 67: T33963 Main

    T33963 Main 73-1 73-2 73-3 73-4 122 123 -65- BUY PARTS ONLINE AT GRIZZLY.COM! Model T33962/T33963 (Mfd. Since 10/23) Scan QR code to visit our Parts Store.
  • Page 68 CHIP GUARD EXTENSION 73-2 PT33963073-2 MOTOR FAN PT33963135 CHIP GUARD 73-3 PT33963073-3 JUNCTION BOX PT33963136 FLAT HD SCR M6-1 X 40 -66- BUY PARTS ONLINE AT GRIZZLY.COM! Model T33962/T33963 (Mfd. Since 10/23) Scan QR code to visit our Parts Store.
  • Page 69 165 PT33963165 O-RING 4 X 3 203 PT33963203 FLAT WASHER 3MM 167 PT33963167 ELECTRICAL BOX COVER 204 PT33963204 TERMINAL BLOCK FERRULE 3P -67- BUY PARTS ONLINE AT GRIZZLY.COM! Model T33962/T33963 (Mfd. Since 10/23) Scan QR code to visit our Parts Store.

  • Page 70: Labels & Cosmetics

    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. -68- BUY PARTS ONLINE AT GRIZZLY.COM!

  • Page 71: 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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