ENGINE COMPRESSOR PRESERVATION PROCEDURE (Continued)
Engine compressor must be cleaned
and dry before the compressor can
be preserved; otherwise, damage to
compressor may occur.
Ensure dirt, oil, and salt deposits are
removed (Task 4-144 or 4-145) and
compressor is dry prior to engine
compressor preservation. To preserve
use engine preservative (E154.1).
Procedure is same to preserve No. 1
or No. 2 engine compressor. No. 1
engine preservation is shown here.
Start portable cleaning and preservation unit (1)
(T-26). (Refer to vendor manual.)
Adjust preservative reservoir air regulator (2) to
Adjust customer air source regulator (3) to 60
psi to close bleed band.
Position PRESERVATIVE valve (4) to OPEN
for one second. Immediately position
PRESERVATIVE valve (4) to CLOSE.
Stop motoring engine.
Position AIR/PURGE valve (5) to OPEN until
lines are purged of preservative, then position
AIR/PURGE valve (5) to CLOSE.