Stanley QB Expert User Manual

Instruction Manual
181
Maintenance
Fault Possible Cause Probable Solution
Major Consideration
That Led to Solution
To Clear/Reset from
Fault Condition
Consistent high
torque reject (TC/
AM)
Hard joint Verify/Adjust
Torque Target
is close to High
Torque
Increase High
Torque
No downshift
Add a within step
downshift or turn
on ATC or ATC+ to
the audit step
9.2.1 Fault Guide
Use the following Error Code guides to identify, isolate, and diagnose both mechanical and software issues.
Fault Possible Cause Probable Solution
Major Consideration
That Led to Solution
To Clear/Reset from
Fault Condition
Overcurrent Fault!
Defective tool,
cable, or controller
Replace defective
tool, cable, or
controller
Exchanging
known good
tools controllers
and cables can
determine which
caused a failure
Replace defective
tool, cable, or
controller.
If the controller
is found to be
defective, return to
STANLEY Assembly
Technologies for
repair.
If the tool is found
to be defective,
repair it by
replacing the motor
or gearing or head.
Low DC bus voltage
Increase speed
of tool, increase
downshift speed, or
remove downshift
altogether.
Create a Pre-torque
step with a Delay
Between Steps
of at least 0.05
seconds.
Change input
voltage to 230 V
AC
A larger tool
is used with a
long rundown or
Downshift Speed
set very low.
Fluctuating
incoming AC
voltage as seen
on the ANALYZE
screen.
Fault condition
resets when DC bus
voltage is within
limits.

Stanley QB Expert Specifications

General

Brand	Stanley
Model	QB Expert
Category	Controller
Language	English