Zenith STOL CH 750 Airplane Flight Manual

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AIRPLANE FLIGHT MANUAL

Issued: 01.02.2020

AFM

ZENITH STOL CH 750

Serial number:

Registration:

Revision 0, Dat. 01.02.2020

75-8316

HB-YRC

AFM20200201

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Summary of Contents for Zenith STOL CH 750

Page 1 AIRPLANE FLIGHT MANUAL ZENITH STOL CH 750 Serial number: 75-8316 Registration: HB-YRC Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 AFM20200201...
Page 2 Zenith STOL CH 750 Airplane Flight Manual HB-YRC Airplane Designer & Kit Manufacturer: ... Zenith Aircraft Company Type: ...…………………………..STOL CH 750 Builder: …………………………... Michel Ruf Serial No: …………………………. 75-8316 Registration: …………………….. HB-YRC The builder / owner is responsible for the appropriate correctness of the content of this manual Date of Issue: 01.02.2020...
Page 3 Zenith STOL CH 750 Airplane Flight Manual HB-YRC Page intentionally left blank Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 3-93...
Page 4 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 0.1 RECORD OF REVISIONS Any revision of the present manual, except actual weight record, must be recorded in the following table and in case of agreed sections endorsed by the EAS. The new or amended text in the revised pages will be indicated by a black vertical line in the left hand margin, and the revision no.
Page 5 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 0.2 TABLE OF CONTENTS GENERAL Section 1 Page 6-10 LIMITATIONS Section 2 Page 11-23 EMERCENCY PROCEDURES Section 3 Page 24-35 NORMAL PROCEDURES Section 4 Page 36-49 PERFORMANCE Section 5 Page 50-57 WEIGHT AND BALANCE / EQUIPMENT...
Page 6 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 1. GENERAL 1.1 INTRODUCTION 1.2 CERTIFICATION BASIS 1.3 WARNINGS, CAUTIONS & NOTES 1.4 DESCRIPTIVE DATA 1.5 THREE-VIEW DRAWING Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 6-93...
Page 7 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 1.1 INTRODUCTION The aeroplane Flight Manual has been prepared to provide pilots and instructors with information for the safe and efficient operation of this homebuilt airplane. This manual includes the material required to be furnished to the pilot of homebuilt airplanes.
Page 8 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 1.4 DESCRIPTIVE DATA Kind of Airplane: Side by side 2 place, bubble doors, single engine, high wing with struts, sheet aluminum with blind and solid rivets, airplane The landing gear is of conventional three gear design. Leas spring main gear with independent hydraulic brakes and a steerable nose wheel.
Page 9 Zenith STOL CH 750 Airplane Flight Manual HB-YRC DESCRIPTIVE DATA (CNTD) Structural Limit Loads Clean Positive ................+4.00 G Negative ................-2.00 G Structural Limit Loads Full Flaps Positive ................+2.00 G Negative ................-0.00 G Issued: 01.02.2020 Revision 0, Dat. 01.02.2020...
Page 10 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 1.5 THREE-VIEW DRAWING Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 10-93...
Page 11 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 2. LIMITATIONS 2.1. INTRODUCTION 2.2. AIRSPEED 2.3. AIRSPEED INDICATOR MARKINGS 2.4. POWERPLANT POWERPLANT INSTRUMENT MARKINGS MISCELLANEOUS INSTRUMENT MARKINGS 2.7. WEIGHT LIMITS 2.8. CENTER OF GRAVITY 2.9. APPROVED MANEUVERS 2.10 MANEUVERING LOAD FACTORS 2.11...
Page 12 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 2.1 INTRODUCTION Section 2 includes operating limitations, instrument markings, and basic placards necessary for safe operation of the aircraft, its engine, standard systems and standard equipment. The limitations included in this section have been approved by EAS, on behalf of FOCA.
Page 13 Zenith STOL CH 750 Airplane Flight Manual HB-YRC Airspeed for normal field length and STOL conditions Take off normal field length Flaps Up Take off short field Flaps middle position Landing final approach normal field 55 - 60 Flaps ½ and 2000 RPM...
Page 14 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 2.4 POWER PLANT Engine Manufacturer ................ Rotax Engine Type ................912 ULS 2 Engine performance (ISA Conditions): Maximum Power Take-off (max. 5 min.) ....... 100 HP / 73.5 kW Maximum Power Continuous .......... 94 HP / 69.0 kW Maximum RPM Take-off (max.
Page 15 Zenith STOL CH 750 Airplane Flight Manual HB-YRC POWERPLANT cntd Max. EGT ................. 880°C Operating Temperature Max. Engine Start ....... + 50°C (Ambient Temp.) Min. Engine Start .......... - 25°C (Oil Temp.) Fuel Grade: Unleaded fuel min RON 95, MOGAS EN228 super,...
Page 16 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 2.5 POWERPLANT INSTRUMENT MARKINGS Power plant instrument markings and their color code significance are shown below Instru- Red arc/bar Yellow arc Green arc Yellow arc Red arc/bar ment lower caution normal caution...
Page 17 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 2.7 WEIGHT LIMITS Maximum Take-off Weight ............. 600 Kg Maximum Landing Weight .............. 600 Kg Maximum Weight in Baggage Compartment ........18 Kg 2.8 CENTER OF GRAVITY Datum Reference Wing leading edge...
Page 18 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 2.13 FUEL Tank capacity: Left Wing Tank ..............45 l / 12 USG Right Wing Tank ..............45 l / 12 USG Total Fuel ................90 l / 24 USG Usable Fuel ............40 l / 10.5 USG per Tank Unusable Fuel ............
Page 19 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PLACARDS (ctnd) 5. 38 psi / 2 bar at left and right main gear 6. STATIC PORT on each side of aircraft 7. DRAIN VALVE at bottom of aircraft and bottom of each wing 8.
Page 20 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PLACARDS (ctnd) FUEL PUMP / ESSENTIAL BUS / AUTO PILOT ------------------------- OFF ------------------------------- center left side panel 8. Breaker Switches LIGHTS STROBE / NAV / LANDING --------------- OFF -------------- center left side panel 9.
Page 21 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PLACARDS (ctnd) Center Console: 1. PUSH OFF / CABIN HEATER / ON PULL upper left of console 2. PUSH OFF / PARKING BRAKE / ON PULL upper right of console 3. ON / OFF at fuel selector 4.
Page 22 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PLACARDS (ctnd) 3. Essential Bus lower right to main fuse XPDR 3A Trim 1A Pump 3A Str SW Flaps 5A Com 5A On left Stick: 1. PTT Push to talk 2. TRIM (with arrow up and down) for elevator trim 3.
Page 23 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PLACARDS (ctnd) On door left and right / outside and inside 3. BREAK DOOR IN CASE OF EMMERGENCY On outside doors 4. HEADSET PILOT / HEADSET PASSENGER On middle armrest for PIC and PAX Issued: 01.02.2020...
Page 24 Zenith STOL CH 750 Airplane Flight Manual HB-YRC EMERGENCY PROCEDURES INTRODUCTION ENGINE FAILURE AIR START SMOKE AND FIRE GLIDE LANDING EMERGENCIES SPIN RECOVERY OTHER EMERGENCIES 3.1 INTRODUCTION Section 3 provides checklist and amplified procedures for coping with emergencies that may occur. Emergencies caused by airplanes or engine malfunction are extremely rare if proper pre-flight inspections and maintenance are practiced.
Page 25 Zenith STOL CH 750 Airplane Flight Manual HB-YRC ENGINE FAILURE (cntd) ENGINE FAILURE AFTER TAKEOFF 1. Airspeed IAS......... ELEVATOR PUSH, 2. Landing .......... KEEP RUNWAY HEADING Make only shallow turns to avoid obstacles If time allows: 1. Throttle ................IDLE 2. Fuel Pump ................OFF 3.
Page 26 Zenith STOL CH 750 Airplane Flight Manual HB-YRC ENGINE FAILURE (cntd) ENGINE FAILURE DURING FLIGHT Airspeed IAS ........... MPH, FLAPS UP Fuel Pump ................ON Fuel Shutoff Valve ..........CHECK ON Throttle ................IDLE Ignition Switch ..........BOTH - (START) Carburetor Heat ..............ON If prop does is not wind milling If restart not successful: ->...
Page 27 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 3.4 SMOKE AND FIRE On Ground ENGINE FIRE WHILE STARTING ENGINE 1. Starter ............KEEP ENGAGED 2. Fuel Pump ................OFF 3. Throttle ..............FULL OPEN 4. Fuel Shutoff Valve .............. OFF 5.
Page 28 Zenith STOL CH 750 Airplane Flight Manual HB-YRC SMOKE AND FIRE (cntd) In Flight ENGINE / FUEL SMOKE AND FIRE 1. Throttle ..............FULL OPEN 2. Fuel Pump ................OFF 3. Fuel Shutoff Valve .............. OFF 4. Cabin Heat..............CLOSE 5.
Page 29 Zenith STOL CH 750 Airplane Flight Manual HB-YRC SMOKE AND FIRE (cntd) CABIN ELECTRICAL SMOKE / FIRES 1. Battery / Alternator Switch ..........OFF 2. Essential Bus Switch ............ON 3. Vents ................OPEN 4. Cabin Heat............... OPEN 5. Fire Extinguisher ........IF AND AS REQUIRED If fire is extinguished: 6.
Page 30 Zenith STOL CH 750 Airplane Flight Manual HB-YRC SMOKE AND FIRE (cntd) An indication of an electrical fire is usually the odor of burning insulation and / or smoke. If inflight engine fire is present and leads into a forced landing, the chance of surviving this event are rather small after the first two minutes.
Page 31 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 3.5 GLIDE After an engine failure in flight, the best glide speed should be established as quickly as possible. While gliding towards a suitable landing area, an effort should be made to identify the cause of the failure.
Page 32 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 3.6 LANDING EMERGENCIES Emergencies caused by aircraft malfunction are extremely rare if proper preflight inspection and maintenance is practiced. Enroute weather emergencies can be minimized or even eliminated by careful flight planning and good judgment when unexpected weather is encountered.
Page 33 Zenith STOL CH 750 Airplane Flight Manual HB-YRC LANDING EMERGENCIES (cntd) ZERO FLAPS LANDING Landing with zero flaps is easily accomplished, provided engine power is available Use 60 MPH IAS as approach target speed, aim for a flatter approach using more power and expect a much higher deck angle and a longer...
Page 34 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 3.7 Recovery from unintentional spin In case of an unintentional spin, the aircraft will maintain a low nose down attitude. SPIN RECOVERY 1. Throttle ................IDLE 2. Ailerons ..............NEUTRAL 3. Direction of rotation ..........DETERMINE 4.
Page 35 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 3.8 OTHER EMERGENCIES CARBON MONOXIDE ALERT 1. Cabin Heat..............CLOSE 2. Vents ................OPEN 3. Land .................. ASAP When safely on the ground: 4. Doors ............OPEN IMMEDIATELY Get medical assistance, checkup immediately, even if you feel fine! Use oxygen if available.
Page 36 Zenith STOL CH 750 Airplane Flight Manual HB-YRC NORMAL PROCEDURES INTRODUCTION RIGGING AND DERIGGING DAILY INSPECTION PREFLIGHT INSPECTION NORMAL PROCEDURES AND CHECKLIST 4.1 INTRODUCTION Section 4 provides checklist and amplified procedures for the conduct of normal operation. 4.2 RIGGING AND DERIGGING 4.3 DAILY INSPECTION...
Page 37 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 4.4 PREFLIGHT INSPECTION Prior to any flight, inspect the exterior and interior of the aircraft for anything what looks suspicious or out of line. Use the following pre-flight walk-around checklist as a guide when inspecting the aircraft. Remedy any problems or defects before flight.
Page 38 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PREFLIGHT INSPECTION (cntd) B Oil Level, left side of cowling: Note: Prior to oil check, turn the propeller by hand several times to pump oil from the engine into the oil tank until you hear a gurgle noise 1.
Page 39 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PREFLIGHT INSPECTION (cntd) D Left wing leading edge, left main gear leg: 1. Check left door for general condition, proper operation and locking 2. Check gear leg for structural condition and secure attachment 3.
Page 40 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PREFLIGHT INSPECTION (cntd) G Horizontal stabilizer and elevator left side: 1. Check horizontal stabilizer for secure condition, structural integrity and secure attachment 2. Check condition of elevator hinge and security splint 3. Check main elevator attachment bolt for security 4.
Page 41 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PREFLIGHT INSPECTION (cntd) L Right wing leading edge, right main gear leg: 5. Check condition and security of nav/strobe lights 6. Check wing tip area for damage and wear 7. Check both wing struts for damage/bending and secure connection 8.
Page 42 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 4.5 NORMAL PROCEDURES AND CHECKLIST PRE-FLIGHT 1. Outside Check ..........COMPLETED 2. Tow Bar ..............REMOVED 3. Control Locks / Tie Downs ........REMOVED 4. Baggage..............SECURED 5. Battery Switch ..............ON 6.
Page 43 Zenith STOL CH 750 Airplane Flight Manual HB-YRC NORMAL PROCEDURES AND CHECKLIST (cntd) START ENGINE 1. Fuel Pump................ON 2. Carburetor Heat ............... OFF 3. Throttle ................IDLE 4. Choke ............ COLD ON, HOT OFF 5. Propeller Area ..............FREE 6. Ignition Switch .............. START ..............
Page 44 Zenith STOL CH 750 Airplane Flight Manual HB-YRC NORMAL PROCEDURES AND CHECKLIST (cntd) RUN UP 1. Propeller and blast area ..........CLEAR 2. Parking Brake ..............SET 3. Engine Temp and Pressure ......WITHIN LIMITS 4. Throttle ............SET 4000 RPM 5.
Page 45 Zenith STOL CH 750 Airplane Flight Manual HB-YRC NORMAL PROCEDURES AND CHECKLIST (cntd) LINE UP 1. Strobe Lights ..............ON 2. Landing Light ..........AS REQUIRED 3. Transponder ..............ON 4. Approach Sector and Runway ........FREE 5. Runway HDG ............CHECKED TAKE OFF NORMAL 1.
Page 46 Zenith STOL CH 750 Airplane Flight Manual HB-YRC NORMAL PROCEDURES AND CHECKLIST (cntd) CRUISE 1. Cruise Power ........RPM MAX. 5500 RPM 2. Fuel Pump............AS REQUIRED 3. Fuel Quantity ............CHECKED Avoid continuous operation with oil temperatures below the normal operating range of 90 - 110 °C.
Page 47 Zenith STOL CH 750 Airplane Flight Manual HB-YRC NORMAL PROCEDURES AND CHECKLIST (cntd) FINAL 1. Flaps ............SET FOR LANDING 2. Carburetor Heat ............... OFF 3. Final Power ............ABOVE IDLE 4. Speed IAS ............55 – 60 MPH Full Flaps will lead to a very steep approach.
Page 48 Zenith STOL CH 750 Airplane Flight Manual HB-YRC NORMAL PROCEDURES AND CHECKLIST (cntd) ENGINE SHUTDOWN AND PARKING 1. Parking Brake ..............SET 2. ELT on 121.50 ............CHECK 3. Avionics ................OFF 4. Engine Instruments ..IN NORMAL OPERATION RANGE 5. Throttle ......~ 2000 RPM 2 MIN COOL DOWN 6.
Page 49 Zenith STOL CH 750 Airplane Flight Manual HB-YRC NORMAL PROCEDURES AND CHECKLIST (cntd) STANDARD CIRCUIT Speed Summary in IAS 65 – 70 MPH Normal Climb: Best Angle of Climb Vx: 60 MPH Best Rate of Climb Vy: 62 MPH 55 – 60 MPH Approach Speed: 45 –...
Page 50 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PERFORMANCE INTRODUCTION APPROVED DATA 5.2.1 AIRSPEED INDICATOR CALIBRATION 5.2.2 STALL SPEEDS 5.2.3 TAKE-OFF PERFORMANCE 5.2.4 LANDING DISTANCE 5.2.5 CLIMB PERFORMANCE ADDITIONAL INFORMATION 5.3.1 CRUISE 5.3.2 ENDURANCE 5.3.3 BALKED LANDING CLIMB 5.3.4 TAKE-OFF MEASUREMENTS 5.3.5...
Page 51 Zenith STOL CH 750 Airplane Flight Manual HB-YRC Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 51-93...
Page 52 Zenith STOL CH 750 Airplane Flight Manual HB-YRC Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 52-93...
Page 53 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 5.2.2 STALL SPEEDS Power OFF – Rear CG 34% WEIGHT kg FLAPS AOB 0° AOB 20° AOB 30° AOB 45° FL 0 45 MPH 48 MPH 50 MPH 54 MPH MTOW FL FULL...
Page 54 Zenith STOL CH 750 Airplane Flight Manual HB-YRC TAKE-OFF PERFORMANCE cntd Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 54-93...
Page 55 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 5.2.4 LANDING DISTANCE Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 55-93...
Page 56 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 5.2.5 CLIMB PERFORMANCE Conditions: - Climb performance data at MTOW 600 kg - Climb IAS Vy 62 MPH - Sea level rate of climb 730 ft./min. 14’000 ft. - Service ceiling Issued: 01.02.2020 Revision 0, Dat.
Page 57 Zenith STOL CH 750 Airplane Flight Manual HB-YRC ADDITIONAL INFORMATION 5.3.1 CRUISE 5.3.2 ENDURANCE Endurance and range including 45 min (18 liter) reserve Usable fuel 82 liter, MTOW 600 Kg, ISA conditions Power Setting 75% Press Alt Endur Range 1/min...
Page 58 Zenith STOL CH 750 Airplane Flight Manual HB-YRC WEIGHT AND BALANCE INTRODUCTION WEIGHING PROCEDURE WEIGHT AND BALANCE RECORD PERMITTED PAYLOAD RANGE / CALCULATION SAMPLES EQUIPMENT LIST 6.1 INTRODUCTION This section contains the payload range within which the airplane may be...
Page 59 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 6.2 WEIGHING PROCEDURE Reference datum Wing leading edge (with slats) Horizontal reference Longeron and cabin crossbar level Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 59-93...
Page 60 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 6.3 WEIGHT AND BALANCE RECORD Empty Weight CG Item Weight (kg) Arm (mm.) Moment Left Main, 132.25 97336 Right Main 134.75 99176 Nose Wheel -714 -66402 TOTALS 360.0 ^^^^^^^^ 130110 CG (mm) =...
Page 61 Zenith STOL CH 750 Airplane Flight Manual HB-YRC WEIGHT AND BALANCE RECORD (cntd) Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 61-93...
Page 62 Zenith STOL CH 750 Airplane Flight Manual HB-YRC WEIGHT AND BALANCE RECORD (cntd) Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 62-93...
Page 63 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 6.4 PERMITTED PAYLOAD RANGE / CALCULATION SAMPLES Max Gross Weight: = 600 kg Max Forward CG: = 280 mm Max Aft CG: = 500 mm MOST ADVERSE FORWARD Weight ITEM Arm (mm)
Page 64 Zenith STOL CH 750 Airplane Flight Manual HB-YRC PERMITTED PAYLOAD RANGE / CALCULATION SAMPLES (cntd) Actual Load Check (Check Limits) Max Gross Weight: = 600 kg Max Baggage = 18 kg Max Forward CG : = 280 mm Max Aft CG:...
Page 65 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 6.5 EQUIPMENT LIST Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 65-93...
Page 66 Zenith STOL CH 750 Airplane Flight Manual HB-YRC EQUIPMENT LIST (ctnd) Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 66-93...
Page 67 Zenith STOL CH 750 Airplane Flight Manual HB-YRC AIRPLANE AND SYSTEMS DESCRIPTION INTRODUCTION AIRFRAME FLIGHT CONTROLS (including Flap and Trim) INSTRUMENT PANEL LANDING GEAR SYSTEM SEATS AND SAFETY HARNESS BAGGAGE COMPARTMENT DOORS, WINDOWS AND EXITS POWERPLANT 7.10 FUEL SYSTEM 7.11 ELECTRICAL SYSTEM 7.12...
Page 68 7.3 FLIGHT CONTROLS The STOL CH 750 is equipped with a dual flight Y-control stick. The classic rudder pedals, connected to a large-diameter steerable nose wheel for easy of ground handling, are equipped with toe-brake hydraulic pedals on the pilot side.
Page 69 Zenith STOL CH 750 Airplane Flight Manual HB-YRC FLIGHT CONTROLS (cntd) The flaperons are linked to the Y-control stick by a system of bell cranks and push-pull tubes with aircraft quality rod ends. The elevator and rudder are linked to the Y-stick and the pedals by steel cable.
Page 70 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 7. 4 INSTRUMENT PANEL AND CONTROLS Panel Item Item Dynon Skyview EFIS / EMS Alternator / Battery Switch Bay for IPad Mini Alternator Warning Light Throttle Pilot EFIS / EMS Warning Light...
Page 71 Zenith STOL CH 750 Airplane Flight Manual HB-YRC INSTRUMENT PANEL (cntd) Middle Console Item Item ACS Ignition Switch Cabin Heat VHF Com Parking Brake Fuel Selector (Fuel Shutoff Valve) Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 71-93...
Page 72 Zenith STOL CH 750 Airplane Flight Manual HB-YRC INSTRUMENT PANEL (ctnd) Headset Socket Item Item Passenger Headset Jacks Pilot Headset Jacks Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 72-93...
Page 73 Zenith STOL CH 750 Airplane Flight Manual HB-YRC INSTRUMENT PANEL (ctnd) Control Stick left Item Item Trim Up / Down Autopilot on / level Autopilot disconnect PIC PTT (Push to Talk) Control Stick right Item Item PAX PTT (Push to Talk Issued: 01.02.2020...
Page 74 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 7.5 LANDING GEAR SYSTEM The main gear consists of a solid monoleaf heat-treated aluminum alloy spring suspension that eliminates all moving parts and is virtually maintenance free. The nose gear uses a heavy-duty bungee shock absorber to provide rough field capabilities.
Page 75 HB-YRC 7.9 POWERPLANT The Zenith STOL 750 is powered by an air and liquid cooled Rotax 912 ULS (100hp), four stroke, four cylinder engine. The Rotax 912ULS is equipped with dual carburetors and dual electronic ignition system with soft start module.
Page 76 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 7.10 FUEL SYSTEM The fuel tank(s) are welded aluminum. The fuel system consists of two fuel tanks, one located in each wing. Fuel shutoff valve is located on the middle console. Each fuel tank filler cap has a vent snorkel. Sumps are located in the bottom of each wing near the trailing edges of the doors.
Page 77 Zenith STOL CH 750 Airplane Flight Manual HB-YRC FUEL SYSTEM (cntd) Drawing Fuel System Zenith STOL 750 HB-YRC Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 77-93...
Page 78 Zenith STOL CH 750 Airplane Flight Manual HB-YRC FUEL SYSTEM (cntd) Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 78-93...
Page 79 Zenith STOL CH 750 Airplane Flight Manual HB-YRC 7.11 ELECTRICAL SYSTEM The Rotax 912 ULS engine has a built in generator with performance of 250W@5800 rpm, 14.2 +/- 3 V. The electrical system consists of a 12V starter battery, regulator/rectifier and master, starter und alternator relays.
Page 80 Zenith STOL CH 750 Airplane Flight Manual HB-YRC ELECTRICAL SYSTEM (cntd) The following components are fused by resettable breakers (Instrument Panel right):  Alternator  Overvoltage The following components are fused by fused links:  Alternator Warning Light  EFIS / EMS Warning Light ...
Page 81 Zenith STOL CH 750 Airplane Flight Manual HB-YRC ELECTRICAL SYSTEM (cntd) Alternator Protection The system is equipped with a resettable alternator fuse. In case of alternator failure the fuse is drawn (panel right side). It can be manually reset. Overvoltage Protection The system is equipped with an overvoltage protection.
Page 82 Airplane Flight Manual Zenith STOL CH 750 HB-YRC ELECTRICAL SYSTEM (cntd) Issued: 01.02.2020 Revision 0, Dat. 01.02.2020 Page 82-93...
Page 83 HB-YRC 7.12 PITOT AND STATIC PRESSURE SYSTEM The Zenith STOL 750 has a non-heated Pitot/AOA tube on the bottom of the left hand wing which is connected to the Dynon ADAHRS (located in the fuselage at the left) and the backup instruments by ¼”...
Page 84 Airplane Flight Manual Zenith STOL CH 750 HB-YRC 7.14 AVIONICS Dynon Avionics Skyview Classic 10” All essential flight data is displayed through this system. Refer to the operating manual from Dynon Avionics. The EFIS displays different flight data as speeds, altitude, direction, gyro etc. Additionally the...
Page 85 Airplane Flight Manual Zenith STOL CH 750 HB-YRC AVIONICS (cntd) The ATR833-II-OLED is equipped with OLED display, which is sunlight readable. Under f.u.n.k.e Avionics GmbH you will find further information related to this unit. If you want to change the internal setup, refer to the manual to the official f.u.n.k.e.
Page 86 It is wise to follow a planned schedule of lubrication and preventive maintenance based on climatic and flying conditions encountered. Refer to Aircraft Maintenance Manual of ZENITH STOL CH 750 HB- YRC for more/deeper information. 8.2 AIRPLANE INSPECTION PERIOD See ZENITH STOL CH 750 HB-YRC Maintenance Manual latest edition for details.
Page 87 Airplane Flight Manual Zenith STOL CH 750 HB-YRC 8.4 GROUND HANDLING When taxiing the aircraft ensure that the taxi path and propeller back blast area is clear. In the first few feet of taxi apply the brakes to check for effectiveness. Taxi with care and slow to prevent...
Page 88 Airplane Flight Manual Zenith STOL CH 750 HB-YRC GROUND HANDLING (cntd) Tie Down / Mooring The airplane should be tied down for immovability, security and protection. The following procedures should be used for proper mooring of the aircraft: Face the aircraft into prevailing winds if possible...
Page 89 Airplane Flight Manual Zenith STOL CH 750 HB-YRC GROUND HANDLING (cntd) Un/Re-Cowling In case the cowling has to be removed, set propeller in a convenient direction, gently open the top fasteners with a screw driver. If the fasteners are stick, move the cowling half a little bit so that the fasteners become straight to pull them out.
Page 90 Airplane Flight Manual Zenith STOL CH 750 HB-YRC 8.6 USE OF EXTERNAL POWER Connect the ground power unit to the plug cabin side of firewall on passenger side. Limit electrical load to 5A to avoid discharging of the battery. Especially when doing updates programming avionics for longer period.
Page 91 Airplane Flight Manual Zenith STOL CH 750 HB-YRC SUPPLEMENTS INTRODUCTION LIST OF INSERTED SUPPLEMENTS SUPPLEMENTS INSERTED 9.1 INTRODUCTION This section contains the appropriate supplements necessary to safely and efficiently operate the airplane when equipped with various optional systems and equipment not provided with the standard airplane.
Page 92 Airplane Flight Manual Zenith STOL CH 750 HB-YRC 9.3 SUPPLEMENTS INSERTED Each supplement should normally cover only a single system, device or piece of equipment such as an autopilot, ski or navigation system. The supplement may be issued by the aeroplane manufacturer or by any other manufacturer of the applicable item.
Page 93 Airplane Flight Manual Zenith STOL CH 750 HB-YRC SUPPLEMENTS INSERTED (cntd) Section 5 Performance Any effect of the subject installation upon aeroplane performance as shown in the basic Flight Manual should be indicated. If there is no change, a statement to that effect should be made.

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