Welch Allyn Inc.
Aneroid Sphygmomanometers Service Manual
Revision A
Welch Allyn Inc.
Page 28 of 40
Section 7: Pro Check Hand Aneroid
7.1 Opening/Removing and Replacing Parts of Pro
Check Hand Aneroid
1. Insert screwdriver at bottom of the crystal and pry out crystal.
2. Loosen and remove pointer using T105243A.
3. Insert screwdriver at bottom of the dial and remove the dial from
the gauge.
4. Unscrew the complete base plate with the movement and remove
the washer using T112833 movement removal tool.
Reassemble in reverse order(Ensure you tighten the movement
down with Torque wrench T112653 using adapter T112653A)
* - See Section 8.7 for drawing of the Pro Check Hand Gauge