ASSEMBLY - Continued
NOTE
Clean piston surface around vacuum gage tester before checking retainer for leakage.
i.
Check each retainer for proper sealing with vacuum gage tester (Figure 10, Item 29). Place suction
cup over retainer and hand operate lever to pull a vacuum of 10.0 inches of mercury (34 kPa) on gage.
A drop of more than 5.0 inches of mercury (17 kPa) over 10 seconds indicates air leakage at retainer.
29
MAINT_380
Figure 10.
Piston Retainer Seal Check.
TM 9-2815-205-24
0095
0095-13