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Operating Instructions & Parts Manual
Please read and save these instructions. Read carefully before attempting to assemble, install, operate or maintain the products described. Protect
yourself and others by observing all safety information. Failure to comply with instructions could result in personal injury and/or property damage!
Retain Instructions for future reference.
Description
The Starrett 3814 accurately measures hardness of materials in Rockwell hardness A, B, and C scales. Heat-treated
steels are tested using a 120° diamond indenter in the C-scale (HRC 20-70). Soft materials are tested using a 1/16"
steel ball indenter in the B-scale (HRB 25-100). Very hard materials are tested using a 120° diamond indenter in the
A-scale (HRA 20-88). Tester features a weight adjustment handle for quick and easy adjustments between different
scales. Release and reset levers are provided for quick and accurate testing. The 3814 includes standard, large and V-
shaped anvils for holding small, large and round or curved materials. Storage box, 3-test blocks, 120° diamond
indenter, 1/16” ball indenter are provided.
Unpacking
Loose Parts Storage Box:
A. Large Anvil
B. Small Diameter Anvil
C. V-shaped Anvil
D. Three Test Blocks
E. 120° Diamond Indenter
F. 1/16" Steel Ball indeneor
Remove 4-nuts from side panels of crate.
Carefully lift crate up from base. Leave the tester bolted to crate bottom.
Remove storage box from crate.
IMPORTANT!
Do Not Discard Shipping Crate as This May
be Needed for Future Transportation.
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