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TM 5-4210-233-14&P-1
5-38. AIR DRYER-Continued
(3) "Fan" the service brakes to reduce system air pressure to governor cut-in. Note that the system
once again builds to full pressure and is followed by an air dryer purge.
(4) It is recommended that the following items be tested for leakage to assure that the air dryer will not
cycle excessively.
(a) Total air system leakage.
(b) Compressor unloader mechanism.
(c) Governor.
(d) Drain cock and safety valve in first (supply) reservoir.
(e) AII air connections leading to and from the first (supply) reservoir.
g.
Follow-on Maintenance.
(1) Connect batteries (see para 4-114).
5-215
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