ARMY TM 9-2815-254-24
AIR FORCE TO 38G1-94-2
FIGURE 3-33. Priming Pump Test
aj.
Perform feed pump capacity test as follows:
N O T E
Feed pump can be tested for capacity while installed on engine. Discon-
nect discharge hose and insert in measuring container. Crank engine
for 15 seconds. Supply rate should be at least 60 cc. Replace feed
pump if it fails to meet supply rate.
(1) Pump should be piped as in step ah, except place end of discharge pipe in a measuring cylinder, refer
to FIGURE 3-34.
(2) Operate injection pump at speeds specified in TABLE 3-2 and check for corresponding supply rate.
3-60
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