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AirComm Corporation Bell 407 Heating System Instructions for Continued Airworthiness OEM User Manual

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    							HEATER SERVICE MANUAL 407H-200M-1 
    Revision D                                                                                                             Page 3-1 
     
    Chapter 3  
     
    LOCATION AND ACCESS  
     
    1.  Location of Cabin Heater Features 
     
    Nomenclature Figure Description of Location 
    Heater System Major Components  3.1  Throughout Heater System 
    Forward and Aft Heater Ejectors/Assemblies  3.2  Forward and Aft Seat Box 
    Forward Flow Control Heater Ejector Outlet  3.3  Installed on Forward Heater Ejectors 
    Forward Flow Control Heater Ejector Detail  3.4  Forward Seat Box 
    Windshield & Chin Bubble Defroster Ejectors  3.5  Forward Cockpit 
    Heater Control Valve Assembly  3.6  Forward Seat Box 
    Windshield Defroster Control Valve  3.7  Center Console 
    Shutoff Valve  3.8  Engine Compartment 
    Engine Bleed Air Components – Drain Valve  3.9  Engine Compartment 
    Heater System Temp Sensors  3.10 Heater System – Throughout Aircraft 
    Heater Overtemp Indicator (GX)  3.11  Instrument Panel 
    Existing Overtemp Annunciator (STD)  3.12  Instrument Panel 
    Heater Power Switch  3.13  Overhead Console 
    Heater System Electrical Schematic (STD)  3.14  Electrical System 
    Heater System Electrical Schematic (GX)  3.15  Electrical System 
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
      
    						
    							HEATER SERVICE MANUAL 407H-200M-1 
    Revision D                                                                                                             Page 3-2 
     
     
     
     
    Chapter 3  
    LOCATION AND ACCESS  
     
     
     
      
     
    407H-500 Engine Compartment 
    Bleed Air System (Ref.) 
    Figure 3.1 Heater System Major Components 
    407H-516 (Standard) 
    407H-514 (Arctic) 
    Bleed Air Plumbing 
    407H-900 (Standard) 
    407H-904 (Arctic) 
    Heater Ejector Installation 
     
    407H-960 
    Windshield Defroster 
    407H-988  
    Chin Bubble Defroster 
    (Optional) 
     
    407H-960 
    Windshield Defroster 
     A 
     A 
     B 
     B 
     C 
     C 
     
    Windshield Defroster 
    Control Valve 
     D  D 
     E  E  
    						
    							HEATER SERVICE MANUAL 407H-200M-1 
    Revision D                                                                                                             Page 3-3   
     
     
     
     
     
     
     
     
     
     
      
    View B – B (pg 3-2) 
    Figure 3.2 Heater System Forward and Aft Ejectors/Assemblies 
    (Looking Down) 
    S-6454EC-2 Fwd Heater Ejector 
    FWD 
    S-9241EC-2 
    LH Aft Heater Assy 
    S-9240EC-2 
    RH Aft Heater Assy 
    F 
    F  
    						
    							HEATER SERVICE MANUAL 407H-200M-1 
    Revision D                                                                                                             Page 3-4 
     
     
    View F – F (pg 3-3) 
    Figure 3.3 Forward Flow Control Heater Ejector Outlet 
    (Looking Aft)  
    						
    							HEATER SERVICE MANUAL 407H-200M-1 
    Revision D                                                                                                             Page 3-5 
      
    View B – B (pg 3-2) 
    Figure 3.4 Forward Flow Control Heater Ejector Detail 
    (Looking Down)  
    						
    							HEATER SERVICE MANUAL 407H-200M-1 
    Revision D                                                                                                             Page 3-6   
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
      
    View E – E (pg 3-2) 
    Figure 3.5 Windshield & Chin Bubble Defroster Ejectors 
    (Looking Aft) 
    S-9227EC-7 
    Chin Bubble Defroster 
    Ejector 
    S-9225EC-3 
    Windshield Defroster 
    Ejector 
    S-9227EC-8 
    Chin Bubble Defroster 
    Ejector 
    S-9225EC-4 
    Windshield Defroster 
    Ejector  
    						
    							HEATER SERVICE MANUAL 407H-200M-1 
    Revision D                                                                                                             Page 3-7 
     
     
     
     
     
     
      
    View A- A (pg 3-2) 
    Figure 3.6 Heater Control Valve Assembly 
    (Looking Inboard) 
    ES39300-2 Heater 
    Control Handle 
    S-9268EC-3 Heater 
    Control Valve Assy  
    						
    							HEATER SERVICE MANUAL 407H-200M-1 
    Revision D                                                                                                             Page 3-8   
     
     
     
     
     
     
     
     
    View D- D (pg 3-2) 
    Figure 3.7 Window Defroster Control Valve Assembly 
    (Looking Forward)  
    						
    							HEATER SERVICE MANUAL 407H-200M-1 
    Revision D                                                                                                             Page 3-9 
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
    View C – C (pg 3-2) 
    Figure 3.8  Heater Shutoff Valve 
    (Looking Outboard)  
    						
    							HEATER SERVICE MANUAL 407H-200M-1 
    Revision D                                                                                                             Page 3-10 
     
     
     
     
     
     
     
     
     Figure 3.9 Engine Bleed Air Components with Drain Valve 
    (Looking Inboard RH Side)  
    						
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