Trouble Shooting; Glossary Of Terms - norbar PNEUTORQUE PTM series Operator's Manual

TROUBLE SHOOTING

The following is only a guide, for more complex faults please contact Norbar or a Norbar distributor.
Problem
No display when power is switched on.
Tool output does not rotate when trigger
pressed.
Poor repeatability for low applied torque.
Drive square sheared.
Tool stalls – it does not shut-off.
Tool shuts off with Fail LED on.
Reading is above HIGH limit.
Tool shuts off with Fail LED on.
Reading is below LOW limit.
Torque does not return to zero.

GLOSSARY OF TERMS

Word or Term
A/F
Bi-directional
Fastener
IC
LED
Lubro Control Unit
Nose Extension
®
Pneutorque
PTM
PTME
Reaction Bar
Response Time
Shut-off
Tool Capacity
Torque Transducer
Solution
Check the power supply is correctly plugged in.
Check electrical power supply and fuse in plug (if fitted).
Check all connections are secure.
Check air supply is functioning & connected.
Check tool is not in 'Setting shut-off torque'.
Check air pressure setting (at least 1 bar).
Check electrical power.
Check clockwise / counter clockwise selector is fully engaged.
Gear train or air motor is damaged
Reduce air pressure.
See maintenance section to replace.
Tool has not achieved torque, increase air pressure.
Fastener sheared or thread stripped.
Gear train or air motor is damaged.
NOTE:
Reduce shut-off ('StOP') limit.
Reduce air pressure setting.
Increase shut-off ('StOP') limit.
Increase air pressure setting.
Press  button to zero display.
Description
Across Flats.
Tool capable of Clockwise & Counter-clockwise square rotation.
Bolt, stud or nut to be tightened.
Internal Control.
Light Emitting Diode.
Unit to provide filtering and lubrication along with pressure regulation. Not
supplied with tool.
A reaction type used where tool access is restricted, typical examples on wheel
nuts on heavy vehicles. Available as an option for PTM tools or integral for
PTME tools.
Product name.
®
Pneutorque Twin Motor.
®
Pneutorque Twin Motor with fixed nose extension.
Item to counteract applied torque. Also called reaction plate.
Time from tool shut-off to tool stopping.
Stop tool at required torque.
Maximum torque.
Device to measure torque.
Press  button to reset display.
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