Torque Calibration Check; Figure 1 - Torque Calibration Stand - Snap-On ControlTech Micro Calibration Procedure

TORQUE CALIBRATION CHECK

In order to check the electronic torque wrench calibration, a horizontal bench top hand-
crank loader must be used which has a minimum accuracy of ± 0.5%.
The calibration should be performed by an Authorized Snap-on Repair Center or
Certified Calibration Laboratory.
- Make sure the torque tester is in the "PEAK MODE".
1. From the main screen, press and hold the Enter key for three seconds. The User
choices menu will be displayed.
2. Scroll to the CONFIGURE menu selection by pressing the Up key two times:
CONFIGURE
EXIT
SET HEAD LENGTH
3. Press the Enter key to display the Configure menu:
EXIT
MODE SETUP
PRESET LOCK
4. Scroll to the CALIBRATION menu selection using the Up/Down keys:
PRESET LOCK
JOB MODE
CALIBRATION
1. Press the Enter key to display the Password Entry screen:
ENTER PASSWD
9 1 7 4
2. Enter the password: 91748 by pressing the Up or Down keys to
increment/decrement the highlighted digit, followed by the Enter key after each digit
is set.
3. Following the entry of the last password digit, the Calibration menu will be displayed:
EXIT
CAL TORQUE
CAL ANGLE
Figure 1 – Torque Calibration Stand
8
ControlTech
2
TM
Micro Wrench