Specifications

SECTION V
MODEL 560 ABNORMAL PROCEDURES
ENGINE DISPLAY FAILURE (BLANK DISPLAY CHANNEL)
1. Engine Display Reversion Switch - L or R. (Switch to operating side.)
NOTE
Depending on the failure, leaving the engine manual reversion mode switch in the
AUTO position will achieve the same results as step 1 above.
ENGINE DISPLAY PARAMETER FAILURE
NOTE
f Fuel Quantity will display amber dashes "---" and an amber "FAIL" message with
sensor failure or DC power interruption to the sensor.
f Oil Pressure will indicate zero or display an amber "FAIL" message with sensor
failure or DC power interruption to the sensor.
f ITT, N
1
, N
2
, fuel flow, oil temperature, fuel temperature, and RAT may indicate
zero, display amber dashes "---", and/or an amber "FAIL" message due to sensor
failure. These sensors do not require excitation and do not have a DC circuit
breaker.
f Fuel flow will display amber dashes "---" if the throttle is out of cutoff and there is
no fuel flow.
1. Affected Engine Parameter (Fuel Quantity or Oil Pressure) Circuit Breaker - RESET.
IF AFFECTED PARAMETER CIRCUIT BREAKER WILL NOT RESET
2. Consider engine parameter unreliable.
NOTE
The following caution/warnings remain active with the engine display parameter failure:
f LO FUEL LEVEL L & R
f FUEL GUAGE L & R - Disabled when FUEL QTY circuit breaker is open, failed fuel quantity
sensor(s) or signal conditioner.
f LO OIL PRESS L & R
I
56OMB-01 Configuration AC 5-7A/5-8B(Blank)