AMC E 40(d)  Operating Limitations

ED Decision 2007/015/R

The Operating limitations established under CS-E 40(d) should normally include those items listed below.

(1)     General

(a)      Environmental conditions. (Flight envelope)

(b)     Maximum declared Engine conditions for Reversible Pitch Propeller operations. (If applicable)

(c)      Types of Propellers approved. (If applicable)

(d)     Equipment approved for use on the Engine.

(2)     Piston Engines

(i)      Maximum Engine rotational speed and power setting for Take-off conditions.

(ii)      Maximum Engine rotational speed and power setting for Maximum Continuous conditions.

(iii)     Maximum Engine Over-speed

(iv)     Fuel, oil, and Engine coolant specifications, including additives.

(v)      Maximum oil inlet temperature(s) (appropriate to each operating condition).

(vi)     Minimum oil inlet temperature for starting.

(vii)    Minimum oil inlet temperature for acceleration from idle.

(viii)   Normal operating oil inlet pressure at Maximum Continuous conditions.

(ix)     Minimum oil inlet pressure for completion of flight at Maximum Continuous conditions.

(x)      Maximum cylinder temperature (if applicable)

(xi)     Minimum cylinder temperature for acceleration from idle. (If applicable.)

(xii)    Maximum Engine coolant temperature. (If applicable.)

(xiii)   Minimum Engine coolant temperature for acceleration from idle. (If applicable.)

(xiv)   Maximum intake air temperature. (If applicable)

(xv)    Maximum Over-speed and associated time limit.

(xvi)   Normal operating fuel inlet pressure.

(xvii)  Minimum fuel inlet temperature for starting

(xviii)  Maximum fuel inlet temperature

(3)     Turbine Engines

(a)      RPM, indicated turbine gas temperature and time for:

—         Take-off conditions.

—         Maximum Continuous conditions.

—         Maximum Contingency conditions. (If applicable.)

—         Intermediate Contingency conditions. (If applicable.)

—         30-minute Contingency conditions. (If applicable.)

(b)     Oil brand(s) and type(s).

(c)      Fuel specification(s).

(d)     Hydraulic fluid specification(s). (If applicable.)

(e)     Inlet air distortion at the Engine inlet.

(f)      Maximum and minimum fuel pressure.

(g)      Maximum and minimum fuel temperature.

(h)     Maximum indicated oil temperature for:

—         Take-off conditions.

—         Maximum Continuous conditions.

—         Contingency conditions.

—         Transient conditions and associated time limitation(s).

(i)      Minimum indicated oil temperature for starting.

(j)      Minimum indicated oil temperature for acceleration from idle.

(k)      Minimum oil pressure for completion of flight at Maximum Continuous conditions.

(l)      Maximum normal oil pressure at Maximum Continuous conditions.

(m)    Use of compressor bleed air.

(n)     Maximum Power Turbine speed for Autorotation (if applicable).

(o)     Maximum Power Turbine torque and maximum rpm at which use of maximum torque is approved.

(p)     Maximum Over-torque transient and time limit.

(q)     Maximum Over-speed transient(s) and time limit(s) for each applicable operating condition.

(r)      Maximum Over-temperature transient and time limit.

(s)      Maximum refrigerant flow rate (if applicable).

(t)      Maximum reverse thrust conditions and time limitations (including use in flight if applicable).

(u)     Maximum rpm for application of Propeller brake (if applicable.)

[Amdt. No.: E/1]