Welch Allyn Tycos - Classic Pocket Aneroid Gauges; Opening, Removing, and Replacing Parts

Welch Allyn Inc. Aneroid Sphygmomanometers Service Manual
Revision A
Welch Allyn Inc. Page 8 of 40
Section 2: Classic Pocket Aneroid Gauges
2.1 Opening/Removing and Replacing Parts of the
Pocket Gauge*
1. Place the pocket gauge into the Pocket Gauge Fixture (T74555).
2. Remove the bezel by unscrewing it from the case and aside.
Remove the crystal and aside.
3. Remove the pointer by using the pointer removal tool (T105243A).
4. Pry out the dial by using a small flat head screwdriver.
5. Remove the locking nut using the span wrench (T107345).
6. Remove the screw cap using (T113249) and remove the capsule.
Note:
the arm of the movement fits into the top of the capsule.
7. Remove the 2 screws that are holding down the gauge movement
using T108897 and remove the movement.
Reassemble in reverse order.
* - See section 8.1 for exploded view drawing for the Pocket Gauge.