April, 2008 IMPCO Technologies Inc. PPI-109-REV. B
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Replace the cover, pressurize and compare to known good gauge for accuracy.
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Repeat steps as necessary until the gauge is properly calibrated.
NOTE:
If a manometer or a known calibrated gauge is not available, make sure the gauge is “zeroed”
and the needle is not indicating a pressure or “pinned” when sitting idle. This method usually
results in an accuracy /- 1.5” w.c.
A properly calibrated TG-010 Gauge
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