OPERATING INSTRUCTIONS & PARTS MANUAL AIR IMPACT WRENCH MODEL 2Z853C FORM 5S1138 06942 DAYTON ELECTRIC MANUFACTURING CO. CHICAGO 60648 0682/288/1M READ  INSTRUCTIONS  CAREFULLY  BEFORE  ATTEMPTING  TO  ASSEMBLE,  INSTALL,  OPERATE  OR  SERVICE THE  DAYTON  AIR  IMPACT  WRENCH.    FAILURE  TO COMPLY WITH INSTRUCTIONS COULD RESULT IN PERSONAL  INJURY  AND/OR  PROPERTY  DAMAGE! RETAIN INSTRUCTIONS FOR FUTURE REFERENCE. Description The   Dayton   air   impact   wrench   is   designed   for   light- weight     automotive,     agricultural,     manufacturing     and maintenance   applications   such   as   general   assembly, transmission teardown, engine repair, tapping     & reaming,  etc.    The  unit  features  built-in  power  regulator for   convenient   torque   output   adjustment   and   quick- change ring-socket retainer. Specifications Drive  ..................................................................... 1/2" Air Inlet  ......................................................... 1/4" NPT Maximum Operating Pressure .............................. 90 psi Free Speed (no load)   ................................... 9000 RPM Torque  ..................................20 to 175 ft.-lbs. @ 90 psi Reversible Delivery  ..................... 1300 impacts per min. Average Air Consumption  ................................... 4 CFM Overall Length  .................................................... 6-3/4" Weight (approximate)  ...........................................5 lbs. Bolt Capacity  ........................................................ 1/2”' Figure 1 - Model 2Z853C General Safety Information 1. Keep Work Area Clean Cluttered  areas  and  benches  invite  accidents  Keep work area well lit. 2. Keep Visitors Away All visitors should be kept a safe distance from work area. 3. Store Idle Tools When not in use, tools should be stored in dry, high or locked-up place out of reach of children. 4. Don't Force Tool It will do the job better and safer at the rate for which it was designed. 5. Use Right Tool Don't  force  a  tool  or  attachment  to  do  a  job  that  it was     not     designed     for.          DON'T     USE     HAND SOCKETS!! USE ONLY IMPACT WRENCH SOCKETS. 6. Wear Proper Apparel No loose clothing or jewelry to get caught in moving parts. Rubber gloves and footwear are recommended when working outdoors 7. Use Safety Glasses Always use safety glasses with this tool.  Also use face or dust mask if cutting operation is dusty. 8. Don't Abuse Hoses or Connectors Never carry tool by the hose or yank it to disconnect from  power  supply.    Keep  hoses  from  heat,  oil,  and sharp    edges.        Check    hoses    for    weak    or    worn condition  before  each  use,  making  certain  that  all connections are secure. 9. Pressure Rating Do not exceed maximum operating pressure. 10.   Don't Overreach Keep proper footing and balance at all times 11.   Maintain Tools With Care Keep   tools   clean   and   oiled   for   best   and   safest performance.    Follow  instructions  for  lubricating  and changing  accessories.    Wiping  or  cleaning  rags  and other flammable waste materials must be placed In a tightly  closed  metal  container  and  disposed  of  later In the proper fashion. 12.   Disconnect Tools When  not  in  use;  before  servicing:  when  changing accessories