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Comco Ikarus C42 C 2021 Pilot Operating Handbook

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PILOT OPERATING HANDBOOK
for the aircrafts IKARUS C42C / CS according to
building standard LTF-UL-2019 from 15 January 2019
Modell No.
German Ident-No.
(Issue)
Type
Aircraft Serial-No.
This handbook is to be kept in the aircraft at all times.
The described options are certified for Germany and have been tested in
Germany.
Please note:
Different regulations apply in different countries for the use of the C42 series
as a tow plane for gliders, for banner towing or to drop skydivers. Please check
with the authorities responsible for your country.
C42 C / C42 CS
66141.7 (3) / 66141.7 (3)
IKARUS C42C / CS with
reference to the TM-42-023-2020
________-________
Issue: 3 Rev. 1
Date of issue: 25.06.2021

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  • Page 1 PILOT OPERATING HANDBOOK for the aircrafts IKARUS C42C / CS according to building standard LTF-UL-2019 from 15 January 2019 Modell No. C42 C / C42 CS German Ident-No. 66141.7 (3) / 66141.7 (3) (Issue) Type IKARUS C42C / CS with reference to the TM-42-023-2020 Aircraft Serial-No.

  • Page 2: Record Of Manual Revisions

    RECORD OF MANUAL REVISIONS Issue Description of changes Date Sign C42C / CS according to 31.07.2020 H. Lieb LTF-UL-2019 MTOW: 540 / 560 kg Junkers Lightspeed added (max. MTOW: 1190 lbs (540 kg) for C42C/CS) 29.10.2020 H. Lieb MTV 34-1-A/175-202 „Constant speed”...

  • Page 3: Manufacturer Contact Information

    Manufacturer Contact Information COMCO IKARUS GmbH Am Flugplatz 11 88367 Hohentengen Germany Tel: +49 7572 600 80 Fax: +49 7572 3309 Email: post@comco–ikarus.de Owner 1. ____________________________________________ 2. ____________________________________________ 3. ____________________________________________ 4. ____________________________________________ This Pilot Operating Handbook belongs to the aircraft with Serial-No.

  • Page 4: Introductory

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Introduction C42 series aircraft are built in compliance with the airworthiness requirements of various countries and are certified as Microlight, Ultralight, Advanced Ultralight and Light Sport Aircraft. To operate the aircraft the pilot must hold a license or certificate appropriate to this category of aircraft.
  • Page 5 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook UL engines are not certified aircraft engines, the flight path must always be selected so that a landing is safely possible in the event of engine failure. Changes to the control system, structure, wings and engine are prohibited.

  • Page 6: Three-Sided Views

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Three-sided views IKARUS C42C Figure 1: 3-side view C42C POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 Page 6 of 89...
  • Page 7 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook IKARUS C42CS Figure 2: 3-side view C42CS POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 Page 7 of 89...

  • Page 8: Table Of Contents

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Table of contents Title page ....................... - Record of Manual Revisions ................ 2 Manufacturer Contact Information ..............3 Introductory ....................4 Three-sided views ..................6 Table of contents ..................8 Operating limitations ................
  • Page 9 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Table of contents Ground handling ................. 25 Shunting ..................25 Hanging-up ................25 Parking ..................26 Tie-Down ................... 26 Operation of the engine ..............28 General information ..............28 Equipment with radiator flap .............
  • Page 10 17 Features of the aircraft equipped for handicapped pilots ....71 18 Additional instructions for dropping skydivers ....... 73 19 Flying the aircraft with removed doors ..........75 20 Care and maintenance ................ 76 21 COMCO IKARUS Manufacturer Warranty ......... 78 22 Appendix ....................82 22.1 Placards ..................82 22.2...

  • Page 11: Operating Limitations

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Operating limitations Airspeeds All speeds are Indicated Air Speeds (IAS). Stall speeds Flaps 0: .............. V = 44 kn / 81 km/h Flaps 1: ..............V = 42 kn / 78 km/h Flaps 2: ..............

  • Page 12: Structural Limitations

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Structural limitations Positive limit load factor ............... + 4 g Negative limit load factor ..............- 2 g Center of gravity limits Reference datum ........Wing leading edge at a rib station Forward center of gravity ......

  • Page 13: Engine Rpm Limitations

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Engine rpm limitations Maximum engine rpm ......... n = 5800 1/min, max. for 5 min Maximum continuous rpm ............ n = 5500 1/min Idle rpm ................ min. n = 1400 1/min Rpm indicator markings Yellow ...............

  • Page 14: Propellers For Rotax 912 Uls

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 1.10 Propellers for ROTAX 912 ULS With propeller Warp Drive 3- Blade, Diameter: 1.72 m, Pitch 25.0° at 400 mm from hub, Rpm at V ................. max. 5150 1/min with propeller rpm ...........

  • Page 15: Propellers For Rotax 914

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 1.11 Propellers for ROTAX 914 With propeller DUC-Windspoon 3-Blade, Diameter: 1.72 m, Pitch 13° at r = 720 mm Rpm at V ..............approx. 5650 1/min with propeller rpm ........... approx. n = 2325 1/min With propeller DUC-Windspoon 3- Blade, Diameter: 1.72 m, Pitch 14°...

  • Page 16: Engine Limitations Rotax 912 Ul / Uls

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 1.13 Engine limitations ROTAX 912 UL / ULS According to the ROTAX operating manual ROTAX 912 UL ROTAX 912 ULS Takeoff (5 min) ... 81 hp / 5800 1/min ....100 hp / 5800 1/min Continuous ....

  • Page 17: Engine Limitations Rotax 914

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 1.14 Engine limitations ROTAX 914 According to the ROTAX operating manual Takeoff (5 min) ............. 115 hp / 5800 1/min Continuous ..............100 hp / 5500 1/min 75 % ................

  • Page 18: Engine Limitations Rotax 912 Is Sport

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 1.15 Engine limitations ROTAX 912 iS Sport According to the ROTAX operating manual Takeoff (5 min) ............. 100 hp / 5800 1/min Continuous ..............98 hp / 5500 1/min 75 % ................

  • Page 19: Operating Limitations

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Operating limitations Aerobatics and manoeuvres with more than 60° bank are prohibited! Daylight VFR conditions only. No flights in icing conditions. Max. crosswind component is 15 kn. Always follow the appropriate regulations for this category of aircraft.

  • Page 20: Approved Equipment

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Approved equipment according to the published data sheets (66141.7) Engine: ROTAX 912 UL C-gearbox i=2.273 Approved propellers: WARP DRIVE 3-Blade-Propeller 68" ground adjustable propeller Neuform 3-Blade CR3-75 ground adjustable propeller Engine: ROTAX 912 ULS C-gearbox i=2.43...
  • Page 21 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Approved parachute rescue systems: Junkers Magnum Lightspeed (!MTOW: 540 kg!) BRS-6-1050-SP (MTOM: 560 kg) For more information on the function and use of the rescue system, see chapter 13.10 "Using the built-in rescue system".

  • Page 22: Data Plate & Manufacturer`s Information Plate

    ..........min. 121 lbs / 55 kg with full fuel tanks ..........max. lbs / kg Date of weighing ................tt.mm.jj Manufacturer`s information plate (in the back on fuselage tube) Manufacturer: COMCO IKARUS GmbH Country: GERMANY Type: IKARUS C42 C / C42 CS Serial No.:...

  • Page 23: Weight And Balance

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Weight and balance Weighing Place the aircraft in a level position on three scales with the stabilizer and elevator leveled (0°). The centre of gravity is determined in [cm] at the distance to the BE and then converted to % of the wing depth.

  • Page 24: Loading Plan

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Loading plan Date: Pilot: Date: Pilot: It is the pilot's responsibility to ensure that the maximum take-off mass (MTOW) is observed! POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 Page 24 of 89...

  • Page 25: Ground Handling

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Ground handling Shunting Manual moving of the aircraft is accomplished by using the tail struts upper connections as push points. Since there is no tow bar applicable at the nose gear, you have to press down the tail to raise the nose wheel off the ground.

  • Page 26: Parking

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Parking When parking consider a number of factors: as a general precaution, set parking brake block the wheels with wheel blocks or brake blocks flap to zero position (Position 0) In severe weather and strong wind conditions, tie down the aircraft if a hangar is not available.
  • Page 27 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Figure 5: Upper attachment point on front lift strut Figure 6: Attachment point between cowling and propeller spinner POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 Page 27 of 89...

  • Page 28: Operation Of The Engine

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Operation of the engine General information The engines ROTAX 912 UL / ULS, ROTAX 914 as well as ROTAX 912 iS are 4-cylinder 4-stroke boxer engines with water cooling. Turning the propeller by hand may only be done when the magnetic switches are switched off! Fuel for ROTAX 4-stroke-Flight engines:...

  • Page 29: Equipment With Radiator Flap

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook The cylinder heads of ROTAX engines are cooled by liquid, the cylinders by ram air. On the ROTAX 912 UL / ULS engine types, only the coolant is cooled by a radiator.

  • Page 30: Notes For Using The Life-Starter Battery

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Attention: If the radiator flap is completely closed, sufficient cooling air supply to the water cooler is no longer guaranteed over a longer period of time, i.e. the cylinder head or coolant temperature and oil temperature will rise into the impermissible range (red range).
  • Page 31 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook In particular, however, this battery only develops the ability to deliver high starting currents during the starting process at a certain minimum temperature. In cold outside temperatures, this can lead to the fallacy - "the starter battery is empty".

  • Page 32: Flight Performances

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Flight performances 10.1 Takeoff distance The values given apply to the respective MTOM, calm wind and dry, level terrain with short greensward. ROTAX 912 UL ROTAX 912 ULS Sea level, + 59°F / 15°C, calm wind Takeoff distance approx.

  • Page 33: Rate Of Climb

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 10.3 Rate of climb ROTAX 912 UL ROTAX 912 ULS Sea level, + 59°F / 15°C, calm wind Engine rpm 4800 1/min 4750 1/min Rate of climb 590 ft/min (3 m/s) 710 ft/min 3,6 m/s Speed for best rate of climb...

  • Page 34: Engine Off Performance

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 10.5 Engine off performance MTOW ..........1235 lbs (560 kg) / 1190 lbs (540 kg) ..............(depending on rescue system) Minimum sink rate ............492 ft/min (2,5 m/s) at 62 kn (115 km/h), flap position I ........

  • Page 35: Pre-Flight Inspection

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Pre-flight inspection Before each flight the pilot must carry out a visual inspection of the aircraft! 11.1 Engine Check propeller and spinner for damage and security Check cowling near the propeller for abrasion (sign of defective engine suspension or improper cowling attachment) Check for leakage under the engine cowling Check cooling liquids and lubricants...

  • Page 36: Left Wing

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 11.3 Left wing Wing spar connections secured? Wing struts properly attached and secured? Auxiliary struts secured with quick-release fasteners? Pitot tube secured and free from dirt and water? Check aileron shift levers and push rods by opening the zippers on the wing bottom Check condition of fabric covering (rips, etc.)

  • Page 37: Empennage

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 11.5 Empennage Check attachment of the horizontal stabilizer Check control surface hinges Check elevator inter-connection Check connections of the elevator push rod Check the elevator struts for a secured attachment and possible deformation Check rudder cables for being connected and secured Rudder connections...

  • Page 38: Cabin, Inside And Outside

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 11.8 Cabin, inside and outside Check condition of windscreen, doors including locking mechanism (cracks) Check free movement of the steering (control stick, pedals, flap lever with a lock) Check the brake lever incl.

  • Page 39: Safety Clip Draintap

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 11.11 Safety clip draintap Auxiliary instructions for (dis)mounting the safety clip on the drainage tap under the right seat Removing the safety clip: To do this, pull the safety clip off the drainage tap using your thumb and index finger, as shown in the graphic below.

  • Page 40: 12 "Before Take-Off" Checklist

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook “Before take-off” checklist Are the seat belts fastened Control system free and correct Parachute system unlocked Electric instruments ..............O N Check fuel level Alimeter set Engine fuel shut off valve (not for 912 iS) ......O P E N All electric fuel pumps ..............

  • Page 41: Flight Operations

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Flight Operations All speed values (IAS) below refer to the MTOW. 13.1 Taxiing The nose wheel steering is conventional. Push the right pedal to turn right. Push the left pedal to turn left. Taxiing is simple.
  • Page 42 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Pull the stick slightly back during the initial roll. The nose wheel will lift off at approx. 27 kn (50 km/h). Further accelerate with the nose wheel up 2-4 nches (5-10 cm) off the ground.

  • Page 43: Cruising Flight

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 13.3 Cruising flight When transitioning to cruise flight, strive for an economical cruise speed. The required engine performance depends upon aircraft load. Max continuous engine speed is 5500 1/min. In order to fly the aircraft comfortably, it should be trimmed to the desired airspeed with the throttle set for the appropriate rpm for horizontal flight.

  • Page 44: Stalls

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 13.5 Stalls In cruise flight configuration V (see operating limitations) the engine cowling will be well above the horizon. Shortly before reaching V , there will be a slight buffeting of the airframe. However, the aircraft is controllable even in the stalled flight condition.

  • Page 45: Descent And Landing

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 13.6 Descent and landing If possible, the landing layout should be large-scale to allow time to set the corect landing configuration. The additional electric fuel pump (or 2nd pump on the 912 iS) must be switched on.

  • Page 46: Sudden Loss Of Engine Power

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 13.8 Sudden loss of engine power I. Loss of engine power during take off Depending upon speed and altitude, lower nose and trim to gliding speed (approx. 65 - 68 kn / 120 - 125 km/h) and flair the aircraft normally. Do not attempt to return to airfield if altitude is below 800 ft after gliding speed has been reached.

  • Page 47: Emergency Procedures

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook III. Starting the engine in flight Starting during flight with the engine intact is done as follows: Both magneto switches (LANE bei 912 iS) ......... O N Elektrical fuel pump (Zusatzpumpe 912 iS).........
  • Page 48 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook V. Loss of elevator control With the elevator trim flap, the aircraft can be trimmed to speeds between 49 and 103 kn (90 and 190 km/h). In calm weather conditions it can also be used to try to land the aircraft.

  • Page 49: Use Of The Built-In Parachute Rescue System

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 13.10 Use of the built-in parachute rescue system Each C42 is equipped with a life-saving parachute system installed in the tail, permanently attached to the aircraft. The exit opening of the rescue system is marked with a warning sticker.
  • Page 50 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Figure 8: Release handle with safety pin Figure 9: Landing position (source: BRS) Notes on the service life of the rescue system For information on care, maintenance, servicing or periods of use of components of the rescue system, please refer to the information provided by the rescue system manufacturer.

  • Page 51: Attaching The Wings

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Attaching the wings 14.1 Attaching the wings to the fuselage The wings are attached to the fuselage as follows: Step 1 Bring the wing main strut into a correct position to the wing by means of attaching the auxiliary struts in the receptacles on the front and rear wing spar.
  • Page 52 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Step 6 Attention! - Now immediately 1. Insert mounting bolts into the front wing spar bracket 2. Insert mounting bolts into the rear wing spar bracket 3. Insert toggle bolt into the square cross-frame spar to secure the wing support 4.

  • Page 53: Rigging Data

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Rigging data Wingspan ............... 28.6 ft (8710 mm) Wing area ..............128.1 sq ft (11,9 m Wing chord at root .............4.7 ft (1435 mm) Wing dihedral .................... 1° a) Incidence angle of the wing relative to the fuselage main tube: ..........
  • Page 54 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook d) Control surface deflections Note: The angle of the aileron bottom relative to the wing chord is -5° (tangent front to rear spar). It is defined by the length of the aileron push rods. -5°...
  • Page 55 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Rudder Left 32° ± 2° 8.46" ± 0.59" (215 mm ± 15 mm) Right 32° ± 2° 8.46" ± 0.59" (215 mm ± 15 mm) Measuring point distance from the steering axis: ..... 16.14” (410 mm) Elevator 28°...
  • Page 56 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook f) Trim-tab Lever nose-down: trim flap in relation to the elevator rudder area ........-5° With mechanically actuated trim flaps do not exceed -5° upwards -5° for mechanical trim Figure 12: Angle between trim tab and elevator g) Landing gear Main landing gear...

  • Page 57: Information For Ultralights With Towing Device

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Information for ultralights with towing device Please note that for using the C42 Series as a tow plane for towing gliders, towing aerial signs or decanting sky divers, different regulations may apply in different countries.
  • Page 58 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Tow rope and predetermined breaking point: Only ropes, which correspond to the aviation standards, can be used, DIN or factory standards, if these standards (specifications) contain sufficient information and ensure the delivery of consistent quality.
  • Page 59 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Abflug masse n [kg] 400,0 414,5 429,0 443,5 458,0 472,5 MTOW IKARUS C42 [kg] Table 2: Ratio of C42 takeoff weight to towing load Towing speeds The minimum speed of the tug and tow depends upon the type of glider being towed.
  • Page 60 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook In order to achieve optimum performance during take-off and the towing of slow flying gliders, towing with flaps in flap position 1 is permitted. Important: Before towing, the pilot of the towing aircraft and the pilot of the glider must agree on the towing speed.
  • Page 61 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook b) External factors Increase of take-off distance by about 5 % for every 18°F (10°C) increase of the air temperature Increase of take-off distance by about 10 % for every 1000 ft increase of the pressure altitude Decrease of take-off distance by about 10 % when taking off from a paved runway...
  • Page 62 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook IV. Placards Subject Location Observe towing speed Next to the airspeed indicator Tow hook - pull - open On the release handle (yellow) Weak link - max. 660 lbs (300 daN) On the tow hook mount V.
  • Page 63 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook b) During towing Lateral displacement of less than 30°, vertical displacement of the glider - less than 30° (up) and 20° (down) - can be corrected using the rudder and elevator.

  • Page 64: Banner Tow

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Please note that for using the C42 Series as a tow plane for towing gliders, towing aerial signs or decanting sky divers, different regulations may apply in different countries. Please contact your local authorities for further clarification.
  • Page 65 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook II. Limitations a) Maximum permissible banner drag: ..........80 daN b) Passengers: ........1 pilot or 2 pilots during tow training Warning: Do not exceed maximum take-off weight (MTOW 472,5 kg)! c) Weak link rating, tow rope breaking point Banner tow ..................
  • Page 66 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook III. Placards Subject Location Aero-towing: Operating conditions for banner In a view of the pilot on the tow are to be found in the instrument panel supplement Pilot's Operating Handbook.
  • Page 67 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook b) Check the following before commencing aero-tow: Tow hook, release mechanism (functionality), rear mirror/camera position Condition of the tow rope and attachment elements (knots, connecting rings) Check banner for damage and completeness c) The laying out and picking up of the banner must comply with manufacturer recommendations.
  • Page 68 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Rotax 912 Ground roll Ground roll Take-off (80 hp) banner distance banner size 750 ft 460 ft 590 ft 1180 ft (70 m (140 m) (180 m) (360 m) 1290 ft 590 ft...
  • Page 69 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook For a climb sufficient power should be set, otherwise there will be a strong speed drop. The operating limits of the drive unit must not be exceeded. The relevant values should be constantly monitored.

  • Page 70: Inspection And Maintenance Intervals

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook 16.3 Inspection and maintenance intervals Note: The inspection and maintenance instructions in the operating handbook for the E 85 tow hook must be followed at all times. The maximum operating time of the tow hook between two general overhauls is: 2,000 take-offs or 10,000 releases...

  • Page 71: Features Of The Aircraft Equipped For Handicapped Pilots

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Features of the aircraft equipped for handicapped pilots All values given refer to the MTOW of the aircraft. I. Equipment If the following additional equipment is installed in the aircraft, it can be operated without using the feet to control the nose wheel and the rudder: modified throttle shaft including throttle lever extension rudder control lever with push rod...
  • Page 72 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook III. Operation The nose wheel and the rudder are controlled with the left hand on the rudder control lever. By pulling out the rudder control lever, the aircraft turns to the left, by pushing it in, the aircraft turns to the right.

  • Page 73: Additional Instructions For Dropping Skydivers

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Additional instructions for dropping skydivers Please note that for using the C42 Series as a tow plane for towing gliders, towing aerial signs or decanting sky divers, different regulations may apply in different countries.
  • Page 74 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook III. Measures prior to the take-off The pilot and skydiver must agree on the following points before take-off: drop zone drop altitude drop airspeed agreed signals function and activation of the aircraft's recovery system Prior to take-off, the course of action for jumping out of the aircraft must be demonstrated and practised on the ground: opening the seat belt...

  • Page 75: Flying The Aircraft With Removed Doors

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook The seat belt on the co-pilot seat must be secured. During descent, airspeed limitations must be observed (max. 81kn / 150km/h due to removed door). A subsequent analysis of the drop, after it has been completed, is practical and useful for the future.

  • Page 76: Care And Maintenance

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Care and maintenance 1. Care and cleaning All metal parts are corrosion-resistant and require no special care. Dirt on the aircraft and the fabric can be removed by using clear water. Repair of the wing fabric: repair even the smallest rips for your personal safety.
  • Page 77 Maintenance see maintenance manual IKARUS C42 Series Periodical inspections (50 / 100 hour inspection) should be carried out in accordance with the provisions of the C42 COMCO IKARUS GmbH Maintenance Manual and 912 ROTAX Maintenance Manual. If not conducted, the safety of the aircraft is not guaranteed and warranty claims may be omitted.

  • Page 78: Comco Ikarus Manufacturer Warranty

    This is the complete and exclusive warranty for the aircraft with original accessories of the Comco Ikarus GmbH. In no event shall Comco Ikarus be liable for damages or losses in excess of the purchase price nor for any incidental special or consequential damages,...
  • Page 79 You must ensure that all repair or customer service is handled at all times by the authorized ISC or ITB in accordance with Comco Ikarus service requirements. In some cases, you may be requested to provide additional information...
  • Page 80 Ikarus. Comco Ikarus does not warrant the installation, maintenance and service of the products, parts and accessories. Comco Ikarus will not be responsible in any way for problems or damages caused by not distributed by Comco Ikarus accessories which are connected to the aircraft or used together with it.

  • Page 81: Warranty Exclusion

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Warranty exclusion This warranty is not valid if the defects are due to damage, misuse, tampering, neglect or lack of care and in case of alterations or repair carried out by unauthorized persons.

  • Page 82: Appendix

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Appendix Appendix 22.1 Placards Subject Location Aerobatics warning ..........Instrument panel / Wing leading edge Information Rescue system ........Wing leading edge Trim ................ Roof frame Flaps, mechanical ..........Roof frame Engine oil specifications ........

  • Page 83: Reporting Form

    C42 C / C42 CS Serial No.: ________-________ Year of Manufacture: ________ Engine type: ________ Manufacturer: COMCO IKARUS GmbH Owner: ____________________________________________________ Airframe: ___________________________________ Total Flight Hours until Defect: __________________ Engine: _____________________________________ Airframe: ___________________________________ Total Flight Hours (Pilot) on Aircraft: ______________...

  • Page 84: Inspections Performed

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Appendix 22.3 Inspections performed Type: C42 C / C42 CS Serial No.: ________-________ Marking: ________ Date Type of inspection Recognised expert POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 Page 84 of 89...

  • Page 85: Location Of The Parachute Rescue System

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Appendix 22.4 Location of the parachute rescue system Figure 13: Securing the rescue container against sliding down CAUTION: Lay the cable tie (450x7.8 mm) around the clamp of the ballistic rocket and trough the first, front mounting flap of the rescue system and tighten it.
  • Page 86 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Appendix Figure 14: Installation position rescue system until September 2013 Figure 15: Installation position rescue system from September 2013 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 Page 86 of 89...
  • Page 87 POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Appendix Figure 16: Illustration of exit opening rocket & rescue system POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 Page 87 of 89...

  • Page 88: Cirquit Diagram C42 Series

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Appendix 22.5 Cirquit diagram C42 Series Figure 17: Electric Masterplan POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 Page 88 of 89...

  • Page 89: List Of Illustrations

    POH LTF-UL-2019 C42C / CS Issue 3 Rev. 1 • Pilot Operating Handbook Appendix List of illustrations Figure 1: 3-side view C42C ................6 Figure 2: 3-side view C42CS ................7 Figure 3: Position of the aircraft during weighing ..........23 Figure 4: Suspension points on the roof frame ..........

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