AMMCO 7700 Drum and Disc Brake lathe - Manual (Page 2)

ii • AMMCO Drum & Disc Brake Lathes
Safety
Table of Contents
Definitions of Hazard Levels . . . . . . . . . . . . .ii
Owner’ s Responsibility . . . . . . . . . . . . . . . .ii
Safety Notices and Decals . . . . . . . . . . . . . .iii
Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . .iii
Cautions and Dangers . . . . . . . . . . . . . . . . . . . . . .iii
Important Safety Instructions . . . . . . . . . . .iv
Before You Begin
Receiving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Electrical Requirements . . . . . . . . . . . . . . . . . . . .1
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Operating Specifications . . . . . . . . . . . . . . . . . . . .2
Principle Operating Parts . . . . . . . . . . . . . . . . . . . .3
Arbor Installation . . . . . . . . . . . . . . . . . . . . . . . . . .4
Adapters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Basic Operation
Spindle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Spindle Feed . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Spindle Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Spindle Speed Adjustment . . . . . . . . . . . . . . . . . .4
Crossfeed . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 - 5
V-belt Tension and Adjustments . . . . . . . . . . . . . .5
Poly V-belt Tension . . . . . . . . . . . . . . . . . . . . . . . .5
Basic Operation of Handwheels . . . . . . . . . . . . . .5
Reconditioning Brake Drums
Prepartion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Mounting Drums . . . . . . . . . . . . . . . . . . . . . . .6 - 8
Reconditioning Disc Brake Rotors
Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Twin Cutters . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Model 6950 Twin Cutter - 4000 & 7500 . . . . . . . .8
Rotor Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Set Up and Reconditioning Rotors . . . . . . . .10 - 11
Model 7900 Twin Cutter - 4100 . . . . . . . . . . . . .12
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Rotor Mounting . . . . . . . . . . . . . . . . . . . . . . . . . .12
Set Up and Reconditioning Rotors . . . . . . . . . . .13
Maintenance and Service
Oiling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Care of Arbors and Adapters . . . . . . . . . . . . . . . .15
Shear Gear Replacement . . . . . . . . . . . . . . . . . .15
Definitions of Hazard Levels
Identify the hazard levels used in this manual with the
following definitions and signal words:
DANGER Watch for this symbol:
It Means: Immediate hazards, which will result in
severe personal injury or death.
WARNING Watch for this symbol:
It Means: Hazards or unsafe practices, which could
result in severe personal injury or death.
CAUTION Watch for this symbol:
It Means: Hazards or unsafe practices, which may result
in minor personal injury or product or property damage.
Watch for this symbol! It means BE ALERT! Your
safety, or the safety of others, is involved!
Owner’s Responsibility
To maintain machine and user safety, the responsibility
of the owner is to read and follow these instructions:
•
Follow all installation instructions and make sure
installation conforms to all applicable Local, State,
and Federal OSHA Regulations and Electrical Codes.
• Carefully check the unit for correct initial function.
• Read and follow the safety instructions. Keep them
readily available for machine operators.
• Make certain all operators are properly trained, know
how to safely and correctly operate the unit, and are
properly supervised.
• Allow unit operation only with all parts in place and
operating safely.
• Carefully inspect the unit on a regular basis and per-
form all maintenance as required.
• Service and maintain the unit only with authorized or
approved replacement parts.
• Keep all instructions permanently with the unit and all
decals/labels/notices on the unit clean and visible.
• If ownership of the unit is transferred, provide new
owner all information, manuals, and provide AMMCO
new ownership information.
DANGER
WARNING
CAUTION