Kazan Helicopters Mi-17-1V Flight Manual page 155

M,,-17-1B. Flight manual
HP fuel shutoff valve.
2) Give an order to the Flight Engineer to close the fuel fire shut-
off valve of the left (or right) engine.
3) Proceed to flight with one engine inoperative as instructed in
para. 6.1, (1) thru (6).
(b) If fire persists after discharge of the main discharge fire extinguisher
and the FIRE (nO>KAP) master annunciator on the left instrument
panel continues illuminating after being tested by depression of the
FIRE WARN OFF (BblK. Cli1rHAnA nO>KAPA) button discharge
manually the alternate discharge (2-nd shot) fire extinguisher into
the affected engine compartment for which purpose depress the
MANUAL CONTROL ALTN DISCH (PY4HOE BKll104EHLilE 2
04EPE,QIi1) button.
Caution: Never start the engine in whose compartment fire was
suppressed.
(c) If the APU gearbox compartment or the APU compartment are on
fire the master FIRE (nO>KAP) annunciator comes on and the APU
GEAR FIRE (nO>KAP PE,QYK. ALiI-9) red annunciator on the fire
protection system control panel comes on.
The main discharge fire extinguisher is discharged simultaneously
which is indicated by illumination of the MAIN DISCH (1 04EPE,Qb)
amber annunciator.
If fire persists after discharge of the main discharge fire extinguisher
proceed as instructed in para. (b).
(d) If the KO-50 combustion heater compartment is caught by fire, the
COMBUST HTR FIRE (nO>KAP KO-50) red annunciator comes on
simultaneously with the FIRE (nO>KAP) master annunciator and the
main discharge fire extinguisher is discharged automatically.
If fire persists after discharge of the main discharge fire extinguisher
proceed as instructed in para. (b).
(e) If the crew detects fire in some of the protected compartments from
some indications but the automatic fire extinguishing system has
failed to discharge .the appropriate fire extinguisher, depress one of
the buttons marked MANUAL CONTROL MAIN DISCH (PY4HOE
BKnlO4EHLilE 1 04EPE,Qb) and located below the L ENG FIRE
(nO>KAP nEB. ,QB.), R ENG FIRE (nO>KAP np. ,QBli1r.),
COMBUST HTR FIRE (nO>KAP KO-50), APU GEAR FIRE
(nO>KAP PE,QYK. ALiI-9) annunciators depending on the location of
fire.
This done, the main discharge fire extinguisher should dircharge
and the MAIN DISCH (1 04EPE,Qb) amber annunciator of a re-
spective compartment should come on. Further on, in case of ne-
cessity to discharge the alternate discharge fire extinguisher de"
press the MANUAL CONTROL ALTN DISCH (PY4HOE
BKnlO4EHIi1E 2 04EPE,Qb) button located under the annunciator
of a respective compartment.
(f) After suppression of fire in one of the compartments by means of
the main (automatic) fire extinquishant dirscharge, arm the fire ex-
tinquishing system to the state of readiness of extinguishing of fire
which may occur in another protected compartment, set momentar-
ily the FIRE EXTING - FIRE DET TEST (OrHETYWEHIi1E -
6-11