Grizzly H3372 Instruction Manual
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Grizzly H3372 Instruction Manual

3 hp air compressor
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3 HP AIR COMPRESSOR
MODEL H3372

INSTRUCTION MANUAL

COPYRIGHT © APRIL, 2003 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.
PRINTED IN CHINA
ONLINE MANUAL DISCLAIMER
THE INFORMATION IN THIS MANUAL REPRESENTS THE CONFIGURATION OF THE MACHINE
AS IT IS CURRENTLY BEING SHIPPED. THE MACHINE CONFIGURATION CAN CHANGE AS
PRODUCT IMPROVEMENTS ARE INCORPORATED. IF YOU OWN AN EARLIER VERSION OF
THE MACHINE, THIS MANUAL MAY NOT EXACTLY DEPICT YOUR MACHINE . CONTACT CUS-
TOMER SERVICE IF YOU HAVE ANY QUESTIONS ABOUT DIFFERENCES. PREVIOUS VER-
SIONS ARE NOT AVAILABLE ONLINE.

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  • Page 1: Instruction Manual

    INSTRUCTION MANUAL COPYRIGHT © APRIL, 2003 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. PRINTED IN CHINA ONLINE MANUAL DISCLAIMER THE INFORMATION IN THIS MANUAL REPRESENTS THE CONFIGURATION OF THE MACHINE AS IT IS CURRENTLY BEING SHIPPED.
  • Page 2 WARNING Some dust created by power sanding, sawing, grind- ing, drilling, and other construction activities contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are: • Lead from lead-based paints. •...

  • Page 3: Safety Instructions For Pneumatic Tools

    Keep work area well lighted. H3372 3 HP Air Compressor KEEP CHILDREN AND VISITORS AWAY. All children and visitors should be kept at a safe distance from work area.
  • Page 4 UNTRAINED USERS TO USE THIS TOOL WHILE UNSUPERVISED. 23. IF YOU ARE UNSURE OF THE INTENDED OPERATION, STOP USING THE TOOL. Seek formal training or research books or maga- zines that specialize in pneumatic tools. H3372 3 HP Air Compressor...

  • Page 5: Air Compressors

    Be sure to use a compressor capable of handling the air demand of connected tools H3372 3 HP Air Compressor DRAIN TANK DAILY OR AT THE END OF EACH USE to avoid tank corrosion and possible tank rupture.

  • Page 6: Introduction And Set Up

    Commentary We are proud to offer the Grizzly Model H3372 3 HP Air Compressor. This model is part of a growing Grizzly family of fine power tools. When used according to the guidelines set forth in this manual, you can expect years of trouble-free, enjoyable operation and proof of Grizzly’s commit-...
  • Page 7 Customer Service at (570) 546-9663. The Model H3372 represents a heavy load at 142 pounds. Seek assistance before moving. Long term exposure to this machine may cause hearing loss.

  • Page 8: Circuit Requirements

    Wiring: The Model H3372 3 HP Air Compressor is wired for 220V operation. Amperage Draw The Model H3372 has a 3 HP motor and draws the following amperage. H3372 Motor...18 Amps Circuit Breaker Requirements Install your air compressor on a dedicated...

  • Page 9: Preparing For Use

    Duty Cycle The Model H3372 3 HP Air Compressor should not be operated on more than a 50% duty cycle. This means an air com- pressor that pumps air for over 30 minutes in one hour is considered misuse.
  • Page 10 Everyday glasses or reading glasses only have impact resistant lenses, they are not safety glasses. Be certain the safety glasses you wear meet the appropriate standards of the American National Standards Institute (ANSI). H3372 3 HP Air Compressor...

  • Page 11: Air Control

    Understand the duty cycle of the air compressor that is described on page 7. H3372 3 HP Air Compressor Air Release There are two ways to release air from the compressor tank other than through your regulator and the use of air tools: —The drain valve.
  • Page 12 Connect the compressor to the power supply and start the compressor. If the PSI level still needs adjustment repeat steps 1 through 6. Replace the cover when the proper adjustments have been made. Figure 9. Pressure Regulator. H3372 3 HP Air Compressor...

  • Page 13: Connecting Tools

    Running over a hose with heavy vehicles may not cause an immediate leak, but it will shorten the life of the hose. H3372 3 HP Air Compressor Consideration should also be given to the type of usage. A nailer or staple gun uses air in short bursts and it is easier for the compressor to maintain pressure.

  • Page 14: Maintenance

    The force of the air stream can cause small bits of debris to become airborne and cause potential injury to the eyes or other parts of the body. H3372 3 HP Air Compressor...

  • Page 15: Changing V-Belt

    V-belt. Figure 12. Mounting bolt locations. H3372 3 HP Air Compressor Remove the V-belt from the motor pul- ley and fly pulley. Install the new V-belt.
  • Page 16 Use this tool with respect and caution to lessen the possibility of operator injury. If normal safety precautions are over- looked or ignored, serious personal injury many occur. H3372 3 HP Air Compressor...

  • Page 17: Every 300 Hours

    If normal safety precautions are overlooked or ignored, serious personal injury many occur. H3372 3 HP Air Compressor Storage When storing your air compressor fol- low these guidelines: Set the ON/OFF button to OFF.

  • Page 18: Troubleshooting

    5. Check gaskets on cylinder head assem- bly, repair or replace as needed. 6. Inspect and replace pump piston rings. 1. Check oil level and add oil. 2. Inspect and clean air filter. 3. Inspect and repair piston and connecting rod. H3372 3 HP Air Compressor...
  • Page 19 1. Tank is not drained. has excessive moisture. 2. Delivery pipes are dirty. H3372 3 HP Air Compressor ACTION 1. Clean cylinder fins and motor area. 2. Inspect and clean air filter. 3. Do not allow the compressor to run over its recommended duty cycle.
  • Page 20 Model H3372 3 HP Air Compressor H3372 3 HP Air Compressor...
  • Page 21 HEX BOLT M3-.5 X 12 PH3372034 CYLINDER HEAD GASKET PH3372035 CYLINDER HEAD PSB98M CAP SCREW M8-1.25 X 160 PH3372037 AIR INTAKE FILTER PH3372038 90˚ ELBOW PH3372039 OIL BREATHER H3372 3 HP Air Compressor DESCRIPTION ⁄ ⁄ ⁄ MPT X ⁄ -16 UNF...
  • Page 22 HEX BOLT M8-1.25 X 30 MOTOR MOTOR PULLEY KEY 8 X 8 X 40 POWER CORD RING TERMINAL #10 HEX BOLT M6-1 X 20 FLAT WASHER 6MM LOCK WASHER 6MM HEX NUT M6-1.0 BUTTON SUPPORTING PLATE BELT GUARD H3372 3 HP Air Compressor...
  • Page 23 HEX NUT M16-2.0 PH3372089 FORK TERMINAL #10 PH3372090 CAPACITOR 250 MFD 250VAC PH3372091 MOTOR FAN PH3372092 FAN COVER PH3372093 CAPACITOR COVER PH3372094 CAPACITOR 40 MFD 400VAC PH3372095 GRIZZLY LOGO LABEL PH3372096 MACHINE ID LABEL H3372 3 HP Air Compressor DESCRIPTION...

  • Page 24: Warranty And Returns

    WARRANTY AND 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 main- tenance.
  • Page 25 15. Would you recommend Grizzly to a friend? ___Yes ___No 16. Would you allow us to use your name as a refer- ence for Grizzly customers in your area? Note: We never use names more than three times. ___Yes ___No 17.Comments:________________________________...
  • Page 26 Send a Grizzly Catalog to a friend: Name________________________________ Street________________________________ City______________State______Zip_______ FOLD ALONG DOTTED LINE GRIZZLY INDUSTRIAL, INC. P.O. BOX 2069 BELLINGHAM, WA 98227-2069 TAPE ALONG EDGES--PLEASE DO NOT NAIL Place Stamp Here...

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