TABLE OF CONTENTS GENERAL SAFETY RULES..................2 AIR SUPPLY........................5 PRODUCT DESCIPTION....................7 TECHNICAL SPECIFICATIONS.................10 ASSEMBLY........................11 1/2” Air Impact Wrench................11 3/8” Air Ratchet Wrench................13 Air Hammer....................14 1/4“ Air Die Grinder..................16 OPERATION.......................19 1/2” Air Impact Wrench................19 3/8” Air Ratchet Wrench................20 Air Hammer....................21 1/4“ Air Die Grinder..................21 TROUBLESHOOTING....................23 CARE AND MAINTENACE..................23 EXPLODED DIAGRAMS AND PARTS LISTS............24...
GENERAL SAFETY RULES WARNING! ● Improper operation or maintenance of this tool could result in personal injury and/or property damage. Read and understand all warnings and operation instructions before using this tool. ● When using this tool, these basic safety precautions should always be followed to reduce the risk of personal injury and/or property damage.
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14. Never use the tool if it is defective, damaged, or operating abnormally. 15. Check for misalignment or binding of moving parts, breakage of parts and any other condition that affects the tool operation. If damaged, have the tool serviced before using.
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Air ratchet wrench safety instructions 1. Always use the ratchet wrench in the manner and for the functions described in this manual. 2. Always ensure the wrench is not moving and disconnected from the air supply when changing sockets etc. Only use impact sockets. Do not use standard sockets.
13. Always store this product in a dry and safe place out of reach of children or untrained operators. Air die grinder safety instructions 1. Always use the die grinder in the manner and for the functions described in this manual.
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9. Use proper hoses and fittings. We do not suggest connecting quick change couplings directly to the tool since they may cause failure due to tool vibration at operation. Instead, add a lead hose and connect coupling between air supply and hose whip.
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1/2" AIR IMPACT WRENCH QUANTITY PART DESCRIPTION 1/2" Air Impact Wrench Anvil Trigger Switch Air Inlet 3/8" AIR RATCHET WRENCH PART DESCRIPTION QUANTITY 3/8" Air Ratchet Wrench Anvil F/R Knob Trigger Air Regulator Exhaust Deflector Air Inlet Steel Ball Indicator 50-PIECE AIR TOOL KIT...
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AIR HAMMER PART DESCRIPTION QUANTITY Air Hammer Air Inlet Trigger Cylinder 1/4" AIR DIE GRINDER PART DESCRIPTION QUANTITY 1/4" Air Die Grinder Collet Jacket Collet Holder Collet Trigger Lever Air Regulator Exhaust Deflector Steel Ball Indicator Air Inlet 50-PIECE AIR TOOL KIT...
TECHNICAL SPECIFICATIONS 1/2" AIR IMPACT WRENCH COMPONENT SPECIFICATIONS Square drive 1/2" Maximum no load speed 7,200rpm Maximum torque 350Ft-Lb (475Nm) Air inlet 1/4" NPT Air hose (inner diameter) 3/8" Average air consumption 6cfm Working pressure 90psi (6.3bar) 3/8" AIR RATCHET WRENCH COMPONENT SPECIFICATIONS Square drive...
ASSEMBLY 1/2" AIR IMPACT WRENCH 1. Remove the air inlet protective cap from the air inlet (E1). (See Figure 1) 2. Mount a male plug by hand into the air inlet (E1). (See Figure 2) NOTE: Use thread sealant tape on the male plug and tighten it with a wrench for airtight connection.
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4. Choose the correct impact socket (J) as needed and mount it onto the anvil (B1). (See Figure 4) WARNING! Only use impact sockets that have a RPM and Torque rating equal to or greater than the tool itself. 5. If necessary, use the 1/2" extension bar (G) and then mount impact socket onto the bar.
3/8" AIR RATCHET WRENCH 1. Remove the air inlet protective cap from the air inlet (G2). (See Figure 7) 2. Mount the male plug by hand into the air inlet (G2). (See Figure 8) NOTE: Use thread sealant tape on the male plug and tighten it with a wrench for airtight connection.
4. Choose the correct impact socket (J) as needed and mount it onto the anvil (H2). (See Figure 10) WARNING! Only use impact sockets that have a RPM and Torque rating equal to or greater than the tool itself. 5. Connect air supply hose to the male plug. (See Figure 11) 6.
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2. Mount the male plug by hand into the air inlet (B3). (See Figure 13) NOTE: Use thread sealant tape on the male plug and tighten it with a wrench for airtight connection. Do not overtighten. 3. Place 2 - 3 drops of air tool oil into the male plug before each use.
5. Screw the spring retainer (F) onto the cylinder (D3) and firmly secure it. (See Figure 16) 6. Connect air supply hose to the male plug. (See Figure 17) 7. Set the working pressure at 90psi/6.3bar for best tool performance. NOTE: Working pressure refers to the air line pressure set to tool when tool is under working conditions.
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2. Mount a male plug by hand into the air inlet (J4). (See Figure 19) NOTE: Use thread sealant tape on the male plug and tighten it with a wrench for airtight connection. Do not overtighten. 3. Place 2 - 3 drops of air tool oil into the male plug before each use.
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5. Insert a grinding stone (P) into the collet (D4). (See Figure 22) 6. Tighten the collet jacket (B4) clockwise with large wrench while holding the small wrench on the flats of the collet holder (C4). Make sure that the grinding stone is installed securely and tightly.
OPERATION 1/2" AIR IMPACT WRENCH 1. How to install/tighten threaded fasteners. Push the switch (D1) forward and have the arrow on the switch (D1) pointing at either of the settings 1, 2, 3 as shown. Press the trigger (C1). The tool anvil (B1) runs clockwise. (See Figure 25) 2.
3/8" AIR RATCHET WRENCH 1. How to install/tighten threaded fasteners. Turn the F/R knob (C2) counterclockwise to “F” position (F=Forward or Tighten). Press the trigger (D2). The tool anvil (B2) runs clockwise. (See Figure 28) 2. How to remove/loosen threaded fasteners. Turn the F/R knob (C2) clockwise to “R”...
NOTE: This tool features an exhaust deflector (F2) 9 which can be rotated to any position to direct air away from workpiece or operator. (See Figure 31) AIR HAMMER 1. Hold the tool firmly with both hands. Bring the tool towards the workpiece at an angle of 60-70 degrees approximately.
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NOTE: This tool features a power regulator valve. Rotate the air regulator (G4) until desired output is achieved. The settings 1, 2, 3, 4 are only for reference and do not denote a specific power output. “Setting 1” (one-line symbol) is the lowest speed while “Setting 4”...
TROUBLESHOOTING PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION 1. Grit or gum in tool. 1. Flush the tool with air-tool oil or gum solvent. 2. No oil in tool. 2. Lubricate the tool. 3. Low air pressure. 3. a. Adjust the regulator on the tool to maximum setting.
EXPLODED DIAGRAM AND PARTS LIST AIR HAMMER Description Qty. Description Qty. Part No. Part No. Housing* Trigger* Housing cover* Set pin* Screw* Plug* End cover* Oil seal - EX1235IW-34 Valve seat - EX0445AH1-05 Pin* Valve - EX0445AH1-06 Pin cover* End cap - EX0445AH1-07 Spring* Washer* O-ring*...
MILTON INDUSTRIES AIR TOOL WARRANTY POLICY 3 YEAR LIMITED WARRANTY Please visit www.miltonindustries.com to register this product for the 3-Year limited warranty o ered by Milton. To make any warranty claims or to learn more about the 3 year warranty please visit www.miltonindustries.com For questions about our warranty on this product, contact us at: MILTON INDUSTRIES, INC.
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