SYSTEMS CHECK
ENVIRONMENTAL CONTROL SYSTEM OPERATIONAL CHECK
The operational check may be accomplished at this time or at any time that
environmental control system is desired.
NR/N2 : 100% stabilized, check.
ECS switch : ON, observe no air-flow from
the outlets.
ECON/NORM selector switch : NORM.
SHUT-OFF #1 switch : ON, observe air-flow from out-
lets, then set to OFF.
SHUT-OFF #2 switch : ON, observe air-flow from out-
lets.
SHUT-OFF #1 switch : ON.
TEMP CONT knob : Set to MIN. Observe cool air-
flow from outlets.
NOTE
Condensation may be visible from the outlets when the humidity
is high.
Engine temperatures (TOT) : Check.
ECON/NORM selector switch : ECON. Observe TOT decrease,
then set to NORM again.
TEMP CONT knob : Set to MAX (by turning clock-
wise) and observe that the tem-
perature of the airflow from the
outlets increases.
ECS switch : OFF, observe that the airflow
shuts off.
SHUT-OFF # 1 and # 2 switches : OFF.
RFM A109E
APPENDIX 5
E.A.S.A. Approved Page 5 of 23
Rev. 44
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