Dillon AP User Manual

18
AP Dynamometer Service Manual
Common Probable Suggested
Symptoms Causes Repair
Nonlinear Bent bar Replace pressure bar
Worn gauge movement Replace gauge movement
Won’t repeat Bad bar bearings (worn, rusty, or dirty) Replace bearings in pressure bar
Worn gauge movement Replace gauge movement
High on low end, Bad pressure arm Replace gauge movement
low on high end
Max hand will not Spring too tight or Replace max hand assembly
rotate smoothly rusty/corroded
Pointer jumps Bearings or pointer Clean bearings,
rubbing on dial face 1 drop LPS on bearing,
or replace gauge movement
The setup shown above will give you an approximate tension reading. This
can vary from actual tension due to variables in equipment and environment.

Dillon AP Specifications

General

Category	Measuring Instruments
Type	Analog Pressure Gauge
Accuracy	±1% of Full Scale
Display	Analog dial
Power	None (mechanical)
Capacity	Varies by model
Units of Measure	psi, bar, kPa
Dial Size	2.5 in or 4 in (depending on model)
Connection	1/4" NPT or 1/2" NPT (depending on model)
Material	Brass or Stainless Steel (depending on model)
Liquid Filled	Optional