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VALLEY FORGE & BOLT MANUFACTURING COMPANY
4410 W. Jefferson St. • Phoenix, AZ 85043 • USA
2.0.0 SPC4™ 406A Operation
Outlined in this section are instructions on how to properly measure the load of an SPC4™ fastener
using the 406A unit along with the operation of the 406A unit including the optional Bluetooth
connection, removing and replacing the batteries, and checking the calibration.
Calibration certificates are supplied for each 406A unit and SPC4™ fastener.
2.1.0 Measuring SPC4™ Fastener Load
[1]
Determine if Bluetooth will be used or not before taking measurements. See 2.3.0 Using the
406A Bluetooth if a Bluetooth connection will be used.
[2]
Turn on the 406A unit by momentarily pressing the
The 406A will begin the boot up sequence by first testing all LCD segments, as seen in
- LCD Boot Up Sequence.
After a second, the LCD will display the current firmware version of the 406A as shown in
9 - LCD Firmware Version
[3]
After the boot up is complete, the 406A LCD will start displaying the measurement it is currently
reading. When the 406A is not connected to datum disc the LCD will display "^---" as shown in
Figure 10 - LCD ^--- Measurement
[4]
At this point, it is recommended to check the calibration of the 406A unit before starting a new
job (review and complete 2.4.0 System Calibration).
SPC4™ SYSTEM • MODEL 406A • USER'S MANUAL
Figure 8 - LCD Boot Up Sequence
.
Figure 9 - LCD Firmware Version
.
Figure 10 - LCD ^--- Measurement
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PHONE: (602) 269 - 5748
WEB: www.vfbolts.com
"ON/OFF"
button.
Figure 8
Figure
Rev. 1.0
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