Grizzly T32337 Owner's Manual
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Grizzly T32337 Owner's Manual

20-gallon oil-free quiet series air compressor
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MODEL T32337
20-GALLON OIL-FREE QUIET
SERIES AIR COMPRESSOR
OWNER'S MANUAL
(For models manufactured since 05/22)
COPYRIGHT © APRIL, 2022 BY GRIZZLY INDUSTRIAL, INC., REVISED APRIL, 2022 (CS)
WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.
#CS22205 PRINTED IN CHINA
V2.04.22
***Keep for Future Reference***

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Summary of Contents for Grizzly T32337

  • Page 1 OWNER'S MANUAL (For models manufactured since 05/22) COPYRIGHT © APRIL, 2022 BY GRIZZLY INDUSTRIAL, INC., REVISED APRIL, 2022 (CS) 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 Contact Info ..........................2 Manual Accuracy ........................2 Identification ..........................3 Controls & Components ......................4 Machine Data Sheet ........................6 SECTION 1: SAFETY ........................8 Safety Instructions for Machinery ....................8 Additional Safety for Air Compressors ..................10 SECTION 2: POWER SUPPLY ......................

  • 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 T32337 (Mfd. Since 05/22)

  • Page 5: Identification

    Tank Discharge Line Pressure Switch Exhaust Safety Relief Tube Valve Machine Foot (1 of 2) Wheel (1 of 2) Drain Valve To reduce your risk of serious injury, read this entire manual BEFORE using machine. Model T32337 (Mfd. Since 05/22)

  • Page 6: Controls & Components

    Understanding these items and how they work will help you understand the rest of the manual and minimize your risk of injury when operating this machine. Figure 2. Rear air input components. Model T32337 (Mfd. Since 05/22)
  • Page 7 Switch contains pressure relief valve that will activate discharge line when tank pressure Quick-Connect Port (1 of 2): Secures and exceeds 150 PSI (cut-out pressure) or pres- releases air hose when pressed in. sure switch is turned OFF. Model T32337 (Mfd. Since 05/22)

  • Page 8: Machine Data Sheet

    Main Specifications: Operation Information Compressor.Style..............................Vertical Pump.Type............................... One-Stage Max..Airflow/Delivery.(at.40.PSI)........................6.2.SCFM Max..Airflow/Delivery.(at.90.PSI)........................5.6.SCFM Cut-Out.Pressure..............................150.PSI Cut-In.Pressure..............................120.PSI Duty.Cycle.................................50/50 Tank.Size................................. 20.Gallons Number.of.Cylinders.................................2 Pump.Lubrication..............................Oil-Free Drain.Valve.Type..............................Ball-Valve Roll.Cage..................................Yes Regulator..................................Yes Model T32337 (Mfd. Since 05/22) Model T32337 Page 1 of 2...
  • Page 9 Cage/Frame................................Steel Paint.Type/Finish..............................Enamel Other Specifications: Country.of.Origin................................China Warranty.................................... 1.Year Serial.Number.Location..............................ID.Label Sound.Rating................................60-73.dB Features: Sound.Rating.of.Under.73.dB Oil-Free.Lubrication 20-Gallon.Tank.with.Maximum.Airflow.of.5.6.SCFM.at.90.PSI Ball-Valve.Drain.Control Durable.Roll.Cage.with.Wheels.&.Feet.for.Protected.Portability Included.Air.Regulator.for.Airflow.Adjustment Two.Quick-Coupler.Hose.Connections Internal.PTC.Overload.Protection Model T32337 (Mfd. Since 05/22) Page 2 of 2 Model T32337...

  • 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 T32337 (Mfd. Since 05/22)
  • Page 11 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 T32337 (Mfd. Since 05/22)

  • Page 12: Additional Safety For Air Compressors

    Do not use compres- moving or servicing to prevent impact injuries, soft sor to inflate low-pressure objects that are likely to tissue injuries, and burns. burst (like children’s toys). -10- Model T32337 (Mfd. Since 05/22)

  • Page 13: Section 2: Power Supply

    -11- Model T32337 (Mfd. Since 05/22)
  • Page 14 Two-prong outlets do not meet the grounding requirements for this machine. 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. -12- Model T32337 (Mfd. Since 05/22)

  • Page 15: Section 3: Setup

    Grizzly or the shipping agent. You MUST have the original pack- Inventory (Figure 6) aging to file a freight claim.

  • Page 16: Site Considerations

    Children and visitors may be seriously injured if unsuper- vised around this machine. Lock entrances to the shop or disable start switch or power connection to prevent Figure 9. Wheel attached to air compressor. unsupervised use. -14- Model T32337 (Mfd. Since 05/22)

  • Page 17: Test Run

    Locate machine in well-ventilated area at Motor should run smoothly and without least 18 inches from nearest wall or any unusual problems or noises. obstructions. Eye injury hazard! Always wear safety glasses when handling pressurized air system. -15- Model T32337 (Mfd. Since 05/22)
  • Page 18 150 PSI, then immediately turn OFF machine and dis- Congratulations! Test Run is complete. connect it from power. Safety feature of check valve is NOT working properly and must be replaced before further using machine. -16- Model T32337 (Mfd. Since 05/22)

  • Page 19: Section 4: Operations

    Puts on safety glasses. ects. Regardless of the content in this sec- tion, Grizzly Industrial will not be held liable Pulls safety valve ring to test valve and clear for accidents caused by lack of training.

  • Page 20: Choosing Air Hose

    The hose length must allow for the air compressor to remain Figure 15. Example of male and female fittings. at least 20 feet away from the operation. The outlet ports on the T32337 are ⁄ " NPT Diameter...

  • Page 21: Connecting Air Tool

    Airflow Delivery (CFM) The Model T32337 has a regulator and pressure The first consideration when choosing an air tool gauge for controlling and observing your line pres- is whether or not the air delivery is compatible with sure, making it require very little setup.
  • Page 22 Sleeve Connect other end of hose to air tool. Note: Refer to air tool instructions for speci- Figure 20. Pushing coupler sleeve to release fications, method of connection, and proper plug. use of tool. -20- Model T32337 (Mfd. Since 05/22)

  • Page 23: Section 5: Accessories

    T20451—“Kirova” Clear Safety Glasses To reduce this risk, only install accessories T20456—DAKURA Safety Glasses, Black/Clear recommended for this machine by Grizzly. NOTICE T20503 Refer to our website or latest catalog for additional recommended accessories.

  • Page 24: Section 6: Maintenance

    Ongoing To minimize your risk of injury and maintain proper The Model T32337 is an oil-free air compres- machine operation, shut down the machine imme- sor, so no lubrication is necessary. Refer to the...

  • Page 25: Draining Tank

    Proceed to Step 4. Repeat Step 3 for second filter assembly. Replace old filter(s) with new filter element(s) (refer to Part #2 in Parts beginning on Page 34). -23- Model T32337 (Mfd. Since 05/22)

  • Page 26: Machine Storage

    Cover machine with tarp or plastic sheet that will keep out dust and resist liquid or mois- ture. If machine will be stored in/near direct sunlight, use cover that will block UV rays. Figure 26. T23951 Blue Tarp 8' x 10'. -24- Model T32337 (Mfd. Since 05/22)

  • Page 27: Checking For Leaks

    Note: If a fitting or valve continues to leak — If bubbles do not form, repeat at different after preceding steps, replace part. location. — If bubbles do form, proceed to Fixing Leaks. -25- Model T32337 (Mfd. Since 05/22)

  • Page 28: Section 7: Service

    7. Check valve components are dirty/damaged. 7. Clean/replace check valve components (Page 29). 8. Motor or motor bearings at fault. 8. Replace motor. 9. Worn valves or rings/compressor pump at 9. Rebuild/replace. fault. -26- Model T32337 (Mfd. Since 05/22)
  • Page 29 9. Worn pump piston rings. 9. Inspect and replace pump piston rings. Compressor 1. Air filter(s) dirty/clogged. 1. Replace air filter(s) (Page 23). knocking. 2. Piston assembly loose. 2. Inspect and repair piston and connecting rod. -27- Model T32337 (Mfd. Since 05/22)
  • Page 30 1. Tank needs to be drained. 1. Open drain valve to drain condensation. is dirty or has 2. Delivery pipes are dirty (if used). 2. Remove delivery pipes, clean out and replace. excessive moisture. -28- Model T32337 (Mfd. Since 05/22)

  • Page 31: Inspecting Check Valve

    Note: Do not add thread sealant or thread sealing tape to cap threads. Seal ring pro- vides sufficient sealing. Drain Valve Handle Figure 27. Drain valve handle open. -29- Model T32337 (Mfd. Since 05/22)

  • Page 32: Adjusting Cut-In/Cut-Out Settings

    To adjust cut-in/cut-out settings: Operate compressor and record cut-in and cut-out pressures. DISCONNECT MACHINE FROM POWER! Figure 31. Location of cut-in/cut-out adjustment screw. -30- Model T32337 (Mfd. Since 05/22)
  • Page 33 If compressor does not automatically turn OFF at 150 PSI, turn machine OFF before pressure reaches 155 PSI. Adjust pressure switch settings until cut- out pressure is 150 PSI or lower. -31- Model T32337 (Mfd. Since 05/22)

  • Page 34: 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. -32- Model T32337 (Mfd. Since 05/22)

  • Page 35: Wiring Diagram

    Wiring Diagram Neutral PRESSURE SWITCH LEFOO LF10-4H Ground 120 VAC 5-15 Plug MOTOR 120V Run Capacitor CBB60 120uF 250V Figure 34. Pressure switch wiring. Figure 35. Run capacitor wiring. READ ELECTRICAL SAFETY -33- Model T32337 (Mfd. Since 05/22) ON PAGE 32!

  • Page 36: Section 9: Parts

    SECTION 9: PARTS To order parts, contact MEGA by phone at (832) 415-6995 or email at CS@megacompressor.com. Main -34- Model T32337 (Mfd. Since 05/22)
  • Page 37 STRAIGHT FITTING ROTOR PHLP HD SCR M5-.8 X 12 BALL BEARING 6908ZZ GASKET EXT RETAINING RING 14MM BLOCK PLATE FLAT WASHER 13 X 14 X 2MM HEAD COVER (PLASTIC) INT TOOTH WASHER 3/8 CAPACITOR COVER -35- Model T32337 (Mfd. Since 05/22)

  • Page 38: 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. -36-...

  • Page 39: 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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