Instruction/ maintenance manual of the product 7870-F-( ) Ingersoll-Rand
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Tool Products OPERATOR’S MANUAL INCLUDING: OPERATION, INSTALLATION & MAINTENANCE SECTION M10 MANUAL 58 Released: 5/79 Revised: 3-10-95 “2200” SERIES SHORT GRINDERS Models: 7870-F-( ), 7871-F-( ), 7872-F and 7873-F. Form: 1558-2 READ THIS MANUAL CAREFULLY BEFORE INSTALLING, OPERATING OR SERVICING THIS EQUIPMENT.
FAILURE TO OBSERVE THE FOLLOWING WARNINGS COULD RESULT IN INJURY. Turn off air supply and disconnect air supply hose before installing, removing or adjusting any accessory on this tool, or before performing any maintenance on this tool. Do not carry the tool by the hose.
ROUTINE LUBRICATION REQUIREMENTS M10 58 Lack of or an excessive amount of lubrication will affect the perfor- mance and life of this tool. Use only recommended lubricants at below time intervals: EVERY 8 HOURS OF TOOL OPERATION - Fill lubricator reser- voir of recommended F.
MODEL IDENTIFICATION The grinder models listed in the model identification table above are furnished with collet assembly 41753-o as standard equipment and are intended for use with mounted Wheels and shall not be used with other type grinding wheels unless a proper wheel guard, recommended by the grinder manufacturer is attached to the grinder.
GRINDING WHEEL MOUNTING INSTRUCTIONS M10 Disconnect air supply from grinder or shut off air supply and exhaust (drain) air line of compressed air before mounting or removing any abrasive wheel or wire brush, or otherwise performing maintenance or service to the tool.
DISASSEMBLY AND ASSEMBLY OF TOOLS Disconnect air supply from tool or shut off air supply and exhaust (drain) line of compressed air BEFORE performing maintenance or service to tool.
TYPICAL CROSS SECTION OF TOOL Ml0 58 7.
MOTOR SECTION DISASSEMBLY Remove motor assembly from housing as outlined on page 6. Remove retaining nut (33694). Grasp cylinder in one hand and tap threaded end of rotor with a soft face hammer; motor will come apart. ASSEMBLY NOTE: Pack bearings with ARO 33153 grease and coat i.
HEAD SECTION Ml0 DISASSEMBLY ASSEMBLY 58 Remove nut (36776) and valve components can be removed from head. Lubricate “0” ring (Y325-7) with ARO 38460 lubricant and as- semble to valve stem. Assemble valve stem, spring (32656), reg- ulator and seal (36781) to head and secure with nut (36776).
HEAD SECTION DISASSEMBLY Remove nut (36778) and valve components can be removed from head. To remove throttle button (36745), remove roll pin (Y178-212).
ACCESSORIES 41753-( ) 3-PIECE COLLET ASSEMBLY COLLETNUT-41751 COLLET BODY - 41752 COLLET NUT DIA. - 3/4” COLLET BODY DIA. - 21/32” 3/8” - 24 THREAD 0VER ALL LENGTH - 2 1/4” 44127-( ) ERICKSON 3-PIECE COLLET ASSEMBLY M10 58 33226-( ) 3-PIECE COLLET ASSEMBLY COLLET NUT - 33220 COLLET BODY - 32218 COLLET NUT DIA.
TROUBLE SHOOTING LISTED BELOW ARE SOME OF THE MOST COMMON CAUSES FOR THE GRINDER TO MALFUNCTION. MALFUNCTIONS BEYOND THE SCOPE OF THIS MANUAL SHOULD BE BROUGHT TO THE ATTENTION OF YOUR ARO REPRESENTATIVE OR RETURN THE TOOL TO THE FACTORY FOR REPAIR. CONDlTlON LOW SPEED AND POWER OR GRIND- ER WILL NOT RUN.
An important point after buying a device Ingersoll-Rand 7870-F-( ) (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Ingersoll-Rand 7870-F-( ) yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Ingersoll-Rand 7870-F-( ) - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Ingersoll-Rand 7870-F-( ) you will learn all the available features of the product, as well as information on its operation. The information that you get Ingersoll-Rand 7870-F-( ) will certainly help you make a decision on the purchase.
If you already are a holder of Ingersoll-Rand 7870-F-( ), but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Ingersoll-Rand 7870-F-( ).
However, one of the most important roles played by the user manual is to help in solving problems with Ingersoll-Rand 7870-F-( ). Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Ingersoll-Rand 7870-F-( ) along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
