Term
| T/F: The tail rotor system receives hydraulic assistance. |
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Definition
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Term
| How is the hydraulic fluid level checked? |
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Definition
| Check the reservoir sight gauge. |
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Term
| The pressure regulator valve regulates system pressure at ___ psi. |
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Definition
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Term
| If the filter clogs, the hydraulic bypass system will allow fluid to enter the servos. |
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Definition
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Term
| List the five components of the hydraulic system. |
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Definition
1. Power pack
2. Pressure switch
3 Servos
4. Filter
5. Solenoid valve |
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Term
| A popped _____ indicator indicates a clogged filter element. |
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Definition
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Term
| The hydraulic system pressure caution light illuminates when system pressure falls below |
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Definition
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Term
| T/F: Setting the hydraulic ON/OFF switch to the OFF position causes the solenoid valve to move to the bypass position |
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Definition
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Term
| If hydraulic pressure is lost, which component of the servo will trap fluid in the servo? |
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Definition
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Term
| The cyclic force trim system provides _____ _____ and _____ _____. |
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Definition
| Artificial feel…cyclic trim |
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Term
| Major components of the Environmental Control System include ram air ventilation, bleed air heater, air conditioner, and the |
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Definition
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Term
| The defog blowers help ram air to reach the ventilating system. |
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Definition
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Term
| How can you vary the amount of air entering the ventilation system? |
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Definition
Open the flapper valves
Pull out vent controls |
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Term
| The defog system works best when used in conjunction with which of the following components? |
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Definition
Bleed air heater
Air conditioner |
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Term
| Setting the air conditioner control panel to “FAN” will permit cabin air circulation only. |
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Definition
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Term
| The tail rotor drive shaft is connected by a belt assembly to the |
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Definition
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Term
| The freon in the air condition system is a __________ (gas/liquid) when it leaves the evaporator. |
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Definition
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Term
| Cabin air is cooled in the |
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Definition
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Term
| The _________ determines how much bleed air is mixed with cabin air in the _________. |
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Definition
| Regulator valve…heater silencer |
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Term
| Operation of the heater will not affect TOT. |
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Definition
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Term
| The TH-57B uses a __________ battery, rated at ___ volts and ___ ampere hours. |
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Definition
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Term
| The power rating of the generator is _______ volts and _______ amperes. The generator’s regulated output is __ volts and __ amperes. |
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Definition
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Term
| Power for electrical equipment is distributed via the ____________________. |
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Definition
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Term
| When generator line voltage reaches ___ volts, the _____ __________ will trip, removing the generator from the circuit. |
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Definition
| 31 + 1…generator reset relay |
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Term
| Which component prevents current flow from the battery to the generator? |
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Definition
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Term
| T/F: The generator field relay prevents the generator from being driven as a starter. |
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Definition
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Term
| The starter receives power from the common BUS. |
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Definition
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Term
| The external power source must be capable of providing ___ volts and _____ amperes. |
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Definition
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Term
| T/F: The loadmeter works with the generator, battery, and external power. |
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Definition
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Term
| When battery case temperature reaches 60°C + 3, the battery __________ light will illuminate. |
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Definition
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Term
| T/F: The loadmeter presents a continuous ratio of battery power to generator output. |
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Definition
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Term
| State the two circuits that are completed when the starter switch is place ON. |
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Definition
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