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• N2 gauges indicate VIB
icon.
• FAN VIB readout of 3.5 mils
(amber).
C. Before Starting Engines (On Ground)
NOTE
At ambient temperatures of –30°C (–22°F) and below, the
engines must be motored for 60 seconds and fan rotation must
be assured before engine start is initiated (Refer to Chapter 2;
LIMITATIONS – POWER PLANT).
(1) BATT MASTER switch .........................................Check selected to ON.
(2) FUEL, L and R BOOST PUMP
switch/lights .......................................................Press in to turn on both boost pumps.
Check the following:
• L and R BOOST PUMP ON
lights on.
• L and R FUEL PUMP ON
advisory messages on.
(3) BLEED AIR, 14TH STAGE L (R)
switch/light .........................................................Press in to select the applicable
14th-stage SOV open.
NOTE
Both L and R 14th-stage shutoff valves must remain open
throughout the normal operation of the airplane.
(4) IGNITION A (B) switch/light...............................Press in to arm applicable ignition
system.
Check ARM light on at
applicable switch/light.
(5) Thrust levers.........................................................Check both selected to SHUT OFF.
NORMAL PROCEDURES
Power Plant
04−02−1
REV 66, Feb 01/07
▼
DOT Approved
CL−604 Airplane Flight Manual
PSP 604−1
1. POWER PLANT (CONT'D)
C. Before Starting Engines (On Ground) (Cont’d)
On airplanes 5301 to 5330 NOT incorporating Service Bulletin 604–21–002:
(6) AIR-CONDITIONING, L and R
PACK switch/lights ...............................................Check that both packs are off.
Check L and R PACK OFF
lights on.
On airplanes 5301 to 5550 NOT incorporating Service Bulletin 604–21–008:
NOTE
It is recommended that the packs be selected off manually.
D. Starting Engine(s) Using APU Air Supply
CAUTION
If both engines are to be started using APU bleed air, then the
operating engine’s thrust must not exceed 70% N2 .
With APU operating:
(1) BLEED AIR, APU LCV switch/light....................Press in to open load control valve.
Check APU LCV OPEN light
on.
(2) L (R) ENG START switch/light ..............................Press to start applicable engine.
Check the following:
• Applicable START light
comes on.
• IGNITION A (B), ON light
comes on.
• IGNITION A (B) advisory
message comes on.
• Check that there is positive
bleed air pressure.
When N2 reaches 20% RPM and ITT is below 120°C:
(3) Left or right thrust lever ....................................Advance applicable lever to IDLE.
NOTE
If ITT is greater than 120°C prior to start, engine must be dry motored
to lower ITT to 120°C before moving thrust lever to IDLE. The starter
cranking limit of 90 seconds for first attempt must be adhered to.
NORMAL PROCEDURES
Power Plant
04−02−2
REV 66, Feb 01/07
▼
DOT Approved
CL−604 Airplane Flight Manual
PSP 604−1
1. POWER PLANT (CONT'D)
D. Starting Engine(s) Using APU Air Supply (Cont’d)
(4) Engine instruments.............................................Monitor Check the following:
• Starter disengages at 55%
N2.
• IGNITION A (B) advisory
message goes out.
• ITT is 450 – 600°C (max.
during start is 900°C).
• N1 stabilizes and does not
drop below 22% RPM.
• Check that oil pressure is
within normal range [above
25 psi (174 kPa)].
If the other engine is to be started using APU bleed air:
(5) Thrust lever of operating engine...........................Check set to IDLE.
(6) 10th stage bleed air pressure...............................Check that positive pressure is
available.
(7) L (R) ENG START switch/light ..............................Press to start applicable engine.
Check the following:
• Applicable START light
comes on.
• IGNITION A (B), ON light
comes on.
• IGNITION A (B) advisory
message comes on.
When N2 reaches 20% RPM and ITT is below 120°C:
(8) Thrust lever of starting engine..........................Advance to IDLE.
NOTE
If ITT is greater than 120°C prior to start, engine must be dry motored
to lower ITT to 120°C before moving thrust lever to IDLE. The starter
cranking limit of 90 seconds for first attempt must be adhered to.
NORMAL PROCEDURES
Power Plant
04−02−3
　
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