Learjet 36A - Complete AC Power Failure - Loss of All Inverters

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COMPLETE AC POWER FAILURE - LOSS OF AU.
INVERTERS
1. Maintain aircraft control by reference to the emergency attitude
gyro.
2. Avoid flight in instrument wea~er conditions.
3. AC BUS TIE Circuit Breaker (copilot's panel) - Pull, if not open. I
4. INV (main power bus) and AC BUS (ac bus) Cin:uit Breakers -
Reset, if open.
5. Reduce AC load.
6. INVERTER Switches - OFF, then On.
If AC power is not regained:
7. INV Circuit Breakers - Pull and reset.
8. If AC power is not regained, the following partial list of equipment
will not be usable:
a. Vertical and directional gyros.
b. Autopilot and yaw dampers.
c. Mach Trim
System.
d. Avionics displays.
e. Electrical servoed altimeter(s).
f. Engine oil pressure indicators.
g. Spoilerons.
h. Spoilers (inoperative in flight only).
Spoilers will operate normally on ground.
i. Nose wheel steering.
9. Mach Trim will be inoperative. Do not exceed MMo (0.74 MI).
10. Maintaining not less than 250 KIAS until approach will improve
stability.
FAA APPROVED 4-30-76
REISSUED 2-25-81, CHANGE
10
3-1