DC-7C Checklist

Please refer to the Reference section for detailed limitations, power settings, warnings, fuel planning, etc.

Weight and Balance

Center of Gravity should be at 25% of wing chord on diagram.

6 crew and bags = 1200 lbs
22 pax ahead of CG @ 170 lbs = 3740 lbs (max 33 pax)
22 pax behind CG = 3740 lbs (max 33 pax)
(Max on 2 lines above is 37 pax each if lounge seats are sold)
Forward underfloor baggage hold @ 30 lbs/pax + 0 lbs cargo = 660 lbs (max 3600 lbs)
Aft underfloor baggage hold = 660 lbs (max 3200 lbs)

Before Starting Engines

No Smkng/Seat Blts ON
Gear: 3 Green
Park. Brake ON
Radios: Check Freq's
Autopilot, Radar OFF
Altim. & Clock: Set, X-check
Flight Inst.: Check
Nav Lights, Beacon: ON
Fuel: Quant. OK
Propellers FULL FINE (up)
Mixture AUTO RICH
Cowl Flaps OPEN

Starting Engines

Boost Pump #3 ON
Turn Engine Selector to Eng #3
Press START switch
Wait for 6-12 seconds
Turn #3 Magneto to BOTH
Stabilize at 1000 rpm
Start other engine as above
(Sequence 3-4-2-1)
Don't exceed 1500 rpm if CHT < 100 deg. except to start taxiing.

Engine Run-up

Parking Brake ON
Increase MAP to field ambient (~30")
Turn Magneto #1 to Left
(rpm should not dec. > 100 rpm)
Turn Magneto to Both
Repeat with Right, Both
Repeat with Engine 2
Throttle to Idle

Before Takeoff

Run-up Complete
Flaps to TAKEOFF - 10 degrees (20 deg. < 100,000 lbs)
Trim: 1 mark above center
Flight Controls: Full Travel
Transponder: SET
Cowl Flaps: MID (down one click)

Takeoff 

V Speeds:
< V1:  Aborted takeoff OK
>V2: Eng. out takeoff OK
Refer to Notepad for V speeds (click placard).

Throttle to Takeoff Power (58.5" MAP, 2900 RPM)

CAUTION - 8500 feet required with Takeoff power @ MTOW

Rotate at 122 kts @ MTOW: 143,000 lbs (V2 - 3 kts)
Gear UP @ positive rate of climb (<= 500 fpm)
Flaps UP > 160 kts
>150kts, 300 ft AGL, 500 fpm:  METO Power (51" MAP, 2650 rpm)

Climb

>190 kts, 1500 ft AGL: Climb Power 43" MAP, 2500 rpm
Climb @ 170-180 kts,  500-1000 fpm
Maintain MAP with throttle as you climb
Radar:  ON as required
Seat Belts: as required
Superchargers to HIGH at 16,000 ft, 
one engine at a time (i.e. press E1 for engine one):
reduce power to 20" MAP, switch to HIGH, 
reset power to 43" MAP, 2500 RPM.
Press E1234 to regain control of all engines

Cruise

Cruise Power - typical: 735 PPH FF, 2300 RPM
(See Reference Section for others)
Mixture to AUTO LEAN
Lean further to a 12 BMEP drop
Cowl Flaps:  CLOSED/CRACKED
Radar:  ON
Fuel:  Check Quantity
Descent: keep CHT's in green, 
do not exceed 269 KIAS (> FL150 250 KIAS, > FL200 225 KIAS)
Superchargers to LOW below 15,000 ft
Mixture to AUTO RICH < 5,000 ft
Speed Brake down OK <260 KIAS, up <170 KIAS

Before Landing

Max Landing Wt.  109,000 lbs. (33% fuel)

Altimeter:  Check
Cowl Flaps:  4 deg.
Seat Belts, No Smoking:  ON
Pattern: 175 kts, Flaps 1 (10 deg.), 2300 RPM
Landing Lights ON
Mixture:  AUTO RICH
Begin final descent:  Flaps 2 (20 deg.), Gear Down, 155 kts
@1000 ft AGL: Flaps 3 (40 deg.), slow to 135 kts
@700 ft AGL, Full Flaps (50 deg.), slow to 125 kts
ADI: ON

Landing

At 50 ft AGL: 105 kts (@ 109,000 lbs) (V2 - 13 kts)
At contact: ~97 kts (V2 - 20 kts)
Pull Reverse lever, power to 15-20" MAP
At 40 kts throttle to idle, brake carefully
Flaps  UP

CAUTION - 4800 feet required after full flap landing and max braking @ MLW @ SL

After Landing

Radar OFF
ADI: OFF
Cowl Flaps OPEN
Taxi to ramp

Parking Brake ON
Magnetos OFF
Seat Belts:  OFF
Nav, Strobe OFF
Radio OFF