Calibrating The Product - Johnson Level & Tool JLX 5700D Instruction Manual

Jlx series high-accuracy digital level

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2842i_Manuals 4/27/18 2:09 PM Page 14

6. Calibrating the Product

IMPORTANT: Although this product is factory calibrated, there a

few environmental factors that can affects its accuracy. It is a

recommended practice, as with any high precision measuring

instrument, to check your level for accuracy.

Verifying the Product Accuracy

1. Position the tool on a fairly level surface, such as a countertop,

floor or table, with the top read LCD display facing up and the

main display facing you.

2. Record the displayed value as well as direction of level indicators.

3. Rotate the level 180°, with the top read display still facing up and

the main display facing away from you.

4. If the displayed valued is less than or equal to ±0.05° of the value

recorded in step 2, this product meets the stated accuracy and

calibration is not required.

5. If the displayed valued is greater than ±0.05° of the value recorded

in step 2, this product DOES NOT meet the stated accuracy and

calibration is required. Proceed to "Calibrating the Product".

6. After "Calibrating the Product", steps 1 through 5 should be

repeated. If the product fails to meet stated accuracy after

calibration has been completed, please reference section 11 of

this instruction manual.

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