TB 9-4931-530-40
Table 2. Minimum Specifications of Equipment Required
Manufacturer and model
Common name
Minimum use specifications
(part number)
1
(7901267)
GAGE BLOCK
Range: 0.101 in.
1
0.125 in.
0.149 in.
Accuracy:2
SINE PLATE
Range: 5 in.
GGG-B121B (GGG-B121B)
2
Accuracy:
SURFACE PLATE
Accuracy:
Grade A
36"X48" (GGG-P-463)
1Two
required
2Combined
accuracy is +0.00024 in.
Table 3. Accessories Required
Common name
Description (part number)
C CLAMP1
GGG-C-406 (GGG-C-406)
STEEL PARALLEL1
GGG-P-61 (GGG-P-61)
1Two
required. Limited deployed item.
CALIBRATION PROCESS
6. Preliminary Instructions
a. The instructions outlined in paragraphs 6 and 7 are preparatory to the calibration
process. Personnel should become familiar with the entire bulletin before beginning the
calibration.
b. Items of equipment used in this procedure are referenced within the text by common
name as listed in table 2.
c. Unless otherwise specified, verify the results of each test and, whenever the test
requirement is not met, take corrective action before continuing with the calibration.
Adjustments required to calibrate the TI are included in this procedure. Additional
maintenance information is contained in the manufacturer's manual for this TI.
d. Unless otherwise specified, all controls and control settings refer to the TI.
7. Equipment Setup
a. Connect TI SENSING HEADS A and B (fig. 1) to GAGE HEAD input A and B on TI
rear panel.
b. Assemble equipment as shown in figure 1.
c. Set TI switches as listed in (1) through (3) below: