Rotorcraft; Operation In A Corrosive Environment - MD Helicopters MD Explorer Servicing And Maintenance

(6). When NG reaches 5%, inject cleaning
solution into engine inlet.
(7). Turn starter OFF after 30 seconds.
(8). Close valve for cleaning solution when
NG decreases to 5%.
(9). Let the cleaning solution soak for 10
minutes.
Obey the starter limits (ref. ap­
CAUTION
plicable RFM). Damage to the
starter can occur.
(10). Dry-motor the engine (ref. applicable
RFM).
(a). When NG reaches 5%, inject solution
into engine inlet.
(b). Inject the remaining solution.
(c). If the water/methanol mixture was
used, motor the engine for 30 se­
conds minimum to dry the engine
and remove flammable fumes.
(11). Disconnect adapter (T406-1) from the
engine wash panel.
MD Helicopters, Inc.
Rotorcraft Maintenance Manual
(12). Do this procedure on the other engine.
(13). Close Access Panel R210 (ref. Section
CAUTION
starter can occur.
(14). Operate the engines at idle for at one

8. Rotorcraft

A. Operation in a Corrosive Environment
NOTE:
sphere with high levels of abrasive dust,
acidic or high-mineral-content soils, agri­
cultural agents, extreme temperatures, in­
dustrial air pollution, or salt water vapor.
(1). Do the Rotorcraft Rinse Procedure
(2). Do the Rotorcraft Wash Procedure
12-00-00
06-00-00).
Obey the starter limits (ref. ap­
plicable RFM). Damage to the
minute minimum to dry the engines
(ref. applicable RFM).
A corrosive environment is an atmo­
every day (ref. CSP-SPM, Section
20-20-00).
every 14 days (ref. CSP-SPM, Section
20-20-00).
CSP−900RMM−2
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