It is recommended that calibration of the test hammers be
checked regularly usually after about 2000
(W-C-7312) has been designed for just that purpose.
The Calibration Anvil weighs approximately 35 lbs.(16kg) and should
be ordered separately.
Weight: 2 lbs (0.9 kg)
Size: 10 1/2" (267mm) (with plunger retracted)
Shipping Weight: 6 lbs. (2.7 kg)
Carrying Case: 15 1/2" x 11 1/2" x 2 1/2"
Dimensions: (394 x 292 x 64 mm)
Q. Unit gives low or high
A. Unscrew cap on top of unit, there is a
screw in the cap. Adjust the screw up or down and check reading against
Q. Unit will not fire
A. Make sure cap screw is in the proper
position. Check to make sure trigger spring is present. Check for
plunger spring in tip.
Q. My first reading was
very low, but the readings after that are consistent
A. Disengage hammer and let it sit
before taking your first reading.
Q. How many readings
should I take in one particular area?
A. You should take 10 readings, if you
have any large deviation, exclude them and take additional readings.