TM 9-4120-408-14
5-21. DIFFERENTIAL PRESSURE SWITCH MAINTENANCE. (Continued)
Figure 5-17. Differential Pressure Beech -Maintenance.
b. Repair.
damaged tube (5).
(2) Inspect differential pressure switch (2) and mounting bracket (3) for cracks, damage, and burned
or
damaged electrical contacts on differential pressure switch (2).
(3) Inspect all mounting hardware for damage.
(4) Replace all damaged or defective components.
c.
Install.
(1) Position differential pressure switch (2) on mounting bracket (3) and secure with two bolts (9), flat washers
(8), new lock washers (7), and nuts (6).
5-49