Page 3-8 Document Ref 942175-001 Rev 3
TQM Meter for Fuel Dispensers Component Technical Manual
3.7 Metrological Adjustment
The scale is based upon 100% of the metering gauge.
The deviation (+ and -) is related to the calculator display.
-+
99.40
100.50
100.60
99.50
99.60
99.80
99.70
100%
99.90
100.20
100.10
100.40
100.30
Check the piston meter
(refer to section 4.2)
Adjust piston meter by turning both
adjustment screws in direction "-"
(counter clockwise).
Example:
If the deviation is +0.3% then turn
each
adjustment screw by 3
graduations to "-"
Adjust piston meter by turning both
adjustment screws in direction "+"
(clockwise).
Example:
If the deviation is -0.3% then turn
each
adjustment screw by 3
graduations to "+"
Check the piston meter
(refer to section 4.2)
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