HP d212 Manual do Utilizador descarregar pdf (Página 99)

FMS-D212-725-1

Page 3-23

This document is private and confidential and is supplied on the express condition that it is not to be used for any

purpose or copied or communicated to any other person without written permission from Dart Aerospace Ltd.

Revision:

TC Approved Date: 08.12.17

3.9 Communications System

3.9.1 Intercom Failure

Indications:

1. Weak or no reception in headsets

Procedures:

1. Check headset connection.

2. Verify volume and ICS controls set properly

3. Cycle ICS circuit breaker out and in.

3.10 Cabin Heater

Note

A malfunction in the bleed air heater controls may or

may not cause heater to become inoperative.

3.10.1 Heater Air

Indications:

1. HEATER AIR LINE caution light illuminates.

2. Heated airflow does not shut off when thermostat knob is turned to

full cold position.

3. Heater Valve does not close when Heater selected to OFF.

4. Heater Valve does not open when Heater selected to ON.

Procedure:

1. HEATER switch – OFF immediately.

2. CABIN HTR circuit breaker – Check; if out, do not reset. If not out,

PULL breaker. Select thermostat knob to FULL COLD.

3. Check prior to next flight.

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HP d212 Manual do Utilizador Página 99