SKYWEST 2025 ERJ CQ STUDY
GUIDE CORRECT 100%
What is the minimum voltage for batteries 1 & 2 - ANSWER Min. Voltage - 22.5 V
SOPM 02.-04 2 of 8
What is the procedure if battery voltage is less than 21.0 - ANSWER Report irregularity
DO NOT depart
SOPM 04-01 7 of 42
The E-PBIT is automatically performed when an initial AC source is introduced. What
actions will interrupt the test - ANSWER The test is interrupted when:
• Any hydraulic pump is running
• The Flight Control Mode Panel switches are cycled
• The AC power supply is interrupted
SOPM 04-01 11 of 42
If AC power is lost, what is the procedure for reestablishing AC power - ANSWER 1
Power down the aircraft using the Leaving the Airplane Checklist.
2 Wait a minimum of one minute.
3 Perform the power up procedure utilizing the Safety and Power Up Checklist.
4 Wait three minutes for the E-PBIT to run.
5 Perform a H-PBIT when required.
SOPM 04-01 11 of 42
BATT 1 OVERTEMP message populates on the EICAS with an associated triple chime
and Master Warning light, what do you do - - ANSWER BATT 1 (2) OVERTEMP
ASSOCIATED BATTERY ............................................OFF
QRC
, What is the Min Hydraulic Reservoir Temp for ENG Start - ANSWER Min. Reservoir
Temp. for ENG Start
-18°C
SOPM 02-04 6 of 8
What is the Max fuel capacity - ANSWER Max. Fuel Capacity
20,935 lb
SOPM 02-04 5 of 8
During fueling operations, a FUEL IMBALANCE caution message is presented on the
EICAS, what is the Max fuel imbalance - ANSWER It is permissible to takeoff and land
with a FUEL IMBALANCE message as long as the actual imbalance does not exceed
794 lb.
SOPM 02-04 5 of 8
What is the Max temperature for APU start - ANSWER Max Temperature
ISA +35
SOPM 02-04 6 of 8
What time period must elapse after the EICAS is energized prior to starting the APU -
ANSWER Wait 30 seconds after the EICAS is energized to start the APU.
SOPM 02-04 5 of 8
An APU FUEL SOV FAIL Caution message is displayed after the EICAS is fully
energized, what do you do - ANSWER APU FUEL SOV FAIL CAUTION MESSAGE
APU SWITCH................ON APU SWITCH................OFF
NOTE: A two-second delay must be observed between switch selection.
SOPM 04-01 14 of 42
Is it permissible to simultaneously use the APU bleed and HP cart - ANSWER
Simultaneous use of the APU bleed and the HP cart is prohibited.
SOPM 02-04 5 of 8
GUIDE CORRECT 100%
What is the minimum voltage for batteries 1 & 2 - ANSWER Min. Voltage - 22.5 V
SOPM 02.-04 2 of 8
What is the procedure if battery voltage is less than 21.0 - ANSWER Report irregularity
DO NOT depart
SOPM 04-01 7 of 42
The E-PBIT is automatically performed when an initial AC source is introduced. What
actions will interrupt the test - ANSWER The test is interrupted when:
• Any hydraulic pump is running
• The Flight Control Mode Panel switches are cycled
• The AC power supply is interrupted
SOPM 04-01 11 of 42
If AC power is lost, what is the procedure for reestablishing AC power - ANSWER 1
Power down the aircraft using the Leaving the Airplane Checklist.
2 Wait a minimum of one minute.
3 Perform the power up procedure utilizing the Safety and Power Up Checklist.
4 Wait three minutes for the E-PBIT to run.
5 Perform a H-PBIT when required.
SOPM 04-01 11 of 42
BATT 1 OVERTEMP message populates on the EICAS with an associated triple chime
and Master Warning light, what do you do - - ANSWER BATT 1 (2) OVERTEMP
ASSOCIATED BATTERY ............................................OFF
QRC
, What is the Min Hydraulic Reservoir Temp for ENG Start - ANSWER Min. Reservoir
Temp. for ENG Start
-18°C
SOPM 02-04 6 of 8
What is the Max fuel capacity - ANSWER Max. Fuel Capacity
20,935 lb
SOPM 02-04 5 of 8
During fueling operations, a FUEL IMBALANCE caution message is presented on the
EICAS, what is the Max fuel imbalance - ANSWER It is permissible to takeoff and land
with a FUEL IMBALANCE message as long as the actual imbalance does not exceed
794 lb.
SOPM 02-04 5 of 8
What is the Max temperature for APU start - ANSWER Max Temperature
ISA +35
SOPM 02-04 6 of 8
What time period must elapse after the EICAS is energized prior to starting the APU -
ANSWER Wait 30 seconds after the EICAS is energized to start the APU.
SOPM 02-04 5 of 8
An APU FUEL SOV FAIL Caution message is displayed after the EICAS is fully
energized, what do you do - ANSWER APU FUEL SOV FAIL CAUTION MESSAGE
APU SWITCH................ON APU SWITCH................OFF
NOTE: A two-second delay must be observed between switch selection.
SOPM 04-01 14 of 42
Is it permissible to simultaneously use the APU bleed and HP cart - ANSWER
Simultaneous use of the APU bleed and the HP cart is prohibited.
SOPM 02-04 5 of 8
