PART I-DESCRIPTIVE

                  (iv)  The inside of the windscreen may be de-misted by turn-
                        ing the air inlet (39) to DEFROST and shutting the two
                        side-wall inlets (see para. 37(ii))

                           
                 40.    Hood defrosting
                           
                        Both sides of the hood can be defrosted by use of the
                        ON/OFF lever (45) on the cockpit port side marked
                        AUXILIARY CANOPY DEFROST.  When set to ON
                        warm air is directed from the compressor to perforated
                        tubes above each console panel.

                 41.    Fuel filter de-icing
                           
                        Warning of the presence of ice in the fuel filter is given
                        by the amber light (8) on the cockpit port coaming
                        coming on.  De-icing is accomplished by pressing the
                        adjacent de-icer pushbutton (7) until the light goes out.
                        This sprays alcohol into the filter; the alcohol supply will
                        last for one minute of operation, and is best used
                        15 seconds at a time.
                           
                 42.    Pressure head heater
                                                            circuit breaker
          A.L.1         The pressure head heater is controlled by a^switch (52)
                        on the left forward console.

                 COMMUNICATIONS EQUIPMENT

                 43.    VHF-Command radio

                        An eight-channel VHF set, type AN/ARC3, is fitted and
                        the control panel (87) containing a channel selector
                        rotary switch, an ON/OFF switch and a volume control
                        is on the right console.
                           
                 44.    Radio compass
                           
                  (i)   An AN/ARN-6 radio compass is installed.  The receiver
                        is in the radio compartment aft of the cockpit, the
                        compass loop is in the back of the hood and the sense
                        aerials are attached inside the top portion of the hood.
                  (ii)  The compass indicator (6) is on the instrument panel
                        and the control panel (88) is on the right console.

                 45.    IFF

                        An AN/APX-6 radar set is installed and the control panel
                        (92) is on the right console.

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