Silver Airways ATR 72-600 Limitations Questions with Correct Answers Verified by Experts|
Latest Update
Ground or Flight w/Prop Ops If Prop is involved in overspeed or engine overtorque, refer to
prop mx manual
Starter Limits 3 Starts w/1 min & 30 secs max combined starter running time followed by 4
mins off
Oil (not really asked) Approved - Meets Specs PWA 521 type II
Mixing Brands or Viscosities is not recommended
Fuel Types Prohibited JP 4 and Jet B
Fuel Types Acceptable Jet A; A1; RT,TS1; JP 5
Refueling Max Pressure 50 PSI (3.5 bars)
Usable Fuel 5510 LBS per Tank (total 11,020 LBS), includes the fuel in the feeder tank
Max Fuel Unbalance 1609 LBS
Fuel Feeding - 2 Limits 1. Each elec. pump is able to supply one eng in whole flt env.
2. One elec. pump and assoc. jet pump are able to supply both engs in whole flt env.
With 1 electric fuel pump, how many engine(s) can it supply for the whole Flight Envelope?
1 Engine
, With 1 elec. fuel pump and assoc. jet pump, how many engine(s) can it supply for the whole
Flight Envelope 2 /Both Engines
Max Differential Cabin Pressure 6.35 PSI
Max Neg. Differential Cabin Pressure -0.5 PSI
Max Differential Cabin Pressure for Landing 0.35 PSI
Max Differential Pressure for OVBD VALVE full open selection 1 PSI
Max Altitude 1 Bleed Off Ops 20,000 FT
DC Gen Max Load & Time Limit Max Load (Time Limit)
400 A (None)
600 A (2 Mins)
800 A (8 Seconds)
INVerter Load & Time Limit Max Load (Time Limit)
500 VA (None)
575 VA (30 Mins)
750 VA (5 Mins)
ACW Gen Load & Time Limit Max Load (Time Limit)
20 KVA (None)
30 KVA (5 Mins)
Latest Update
Ground or Flight w/Prop Ops If Prop is involved in overspeed or engine overtorque, refer to
prop mx manual
Starter Limits 3 Starts w/1 min & 30 secs max combined starter running time followed by 4
mins off
Oil (not really asked) Approved - Meets Specs PWA 521 type II
Mixing Brands or Viscosities is not recommended
Fuel Types Prohibited JP 4 and Jet B
Fuel Types Acceptable Jet A; A1; RT,TS1; JP 5
Refueling Max Pressure 50 PSI (3.5 bars)
Usable Fuel 5510 LBS per Tank (total 11,020 LBS), includes the fuel in the feeder tank
Max Fuel Unbalance 1609 LBS
Fuel Feeding - 2 Limits 1. Each elec. pump is able to supply one eng in whole flt env.
2. One elec. pump and assoc. jet pump are able to supply both engs in whole flt env.
With 1 electric fuel pump, how many engine(s) can it supply for the whole Flight Envelope?
1 Engine
, With 1 elec. fuel pump and assoc. jet pump, how many engine(s) can it supply for the whole
Flight Envelope 2 /Both Engines
Max Differential Cabin Pressure 6.35 PSI
Max Neg. Differential Cabin Pressure -0.5 PSI
Max Differential Cabin Pressure for Landing 0.35 PSI
Max Differential Pressure for OVBD VALVE full open selection 1 PSI
Max Altitude 1 Bleed Off Ops 20,000 FT
DC Gen Max Load & Time Limit Max Load (Time Limit)
400 A (None)
600 A (2 Mins)
800 A (8 Seconds)
INVerter Load & Time Limit Max Load (Time Limit)
500 VA (None)
575 VA (30 Mins)
750 VA (5 Mins)
ACW Gen Load & Time Limit Max Load (Time Limit)
20 KVA (None)
30 KVA (5 Mins)
