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STEMME S10 Maintenance Manual

Powered sailplane
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Translation and conversion of technical data have been done by best knowledge and judgement.
In any case the original version in the German language is authoritative
STEMME S 10
Model:
Type Certificate: EASA.A.054 (former LBA 846)
Non-standard equipment or systems with effect to the contents of this manual, if
A4010021_B19.doc

MAINTENANCE MANUAL

for the powered sailplane STEMME S 10
Document No. A40-10-021
Date of Issue: October 1, 1990
installed, are entered in the table on page 1.
Druck-Info: Datei enthält 64 Seiten gesamt
Stemme AG – Flugplatzstrasse F2 Nr. 7 – D-15344 Strausberg
Serial number:
Registration:
10-
Doc.No.: A40-10-021

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  • Page 1: Maintenance Manual

    Stemme AG – Flugplatzstrasse F2 Nr. 7 – D-15344 Strausberg MAINTENANCE MANUAL for the powered sailplane STEMME S 10 Document No. A40-10-021 Date of Issue: October 1, 1990 Translation and conversion of technical data have been done by best knowledge and judgement.
  • Page 2 Service Bulletin A31-10-008 (see Annex B) as well as in Section 9.3. The licensed inspector certifies by his signature that this Maintenance Manual complies with the data specified in the following and with the associated aircraft. Valid for STEMME S10, serial no.: Affected Component Am. No.

  • Page 3: Record Of Amendments

    Maintenance Manual STEMME S 10 Date of Issue: Oct. 01, 1990 page: 2-1 Amendment No.: 12 Date: Nov 30. 2007 0.1 Record of Amendments Any amendment of the present manual must be recorded in the following table. Exempted are: • Data relating to the installation of alternative equipment (page 1) •...
  • Page 4 Maintenance Manual STEMME S 10 Date of Issue: Oct. 01, 1990 page: 2-2 Amendment No.: 19 Date: Jan. 10, 2014 Affected Amendment Date of removed Pages included Pages Signature Sections Date inclusion 12 0, 4, 7, 12 Titel, 2 ,3, 21, 22-1, Titel, 2-1, 2-2 , 3, Nov.
  • Page 5 Maintenance Manual STEMME S 10 Date of Issue: Oct. 01, 1990 page: 3 Amendment No.: 19 Date: Jan. 10, 2014 0.2 List of effective pages This record is valid only for the Serial No. specified on the title page. Any amendment is contained ex works that is effective for this Maintenance Manual at Aug.

  • Page 6: Table Of Contents

    Maintenance Manual STEMME S 10 Date of Issue: Oct. 01, 1990 page: 4 Amendment No.: 18 Date: Oct 15, 2012 0.3 Contents 0.1 Record of Amendments 0.2 List of effective pages 0.3 Contents 1. General Remarks on Maintenance 2. Brief Description and Technical Data 3.
  • Page 7 Maintenance Manual STEMME S 10 Date of Issue: Oct. 01, 1990 page: 5 Amendment No.: 18 Date: Oct 15, 2012 5.4.1 Inspection following an Impact Landing or a Wing Tip Landing 5.4.2 Inspection following an Impact to the rotating Propeller 6.
  • Page 8 Maintenance Manual STEMME S 10 Date of Issue: Oct. 01, 1990 page: 6 Amendment No.: Date: - intentionally left blank Doc.No.: A40-10-021 A4010021_B19.doc...

  • Page 9: Date Of Issue: Oct

    Date: - 1. General Remarks on Maintenance The holder of the powered glider STEMME S10 is obliged to ensure that, according to the specific national laws and regulations, the maintenance of the aircraft follows the instructions of this manual. Among others, there are −...
  • Page 10 Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 Page 8 Amendment No.: Date: -- intentionally left blank Doc.No.: A40-10-021 A4010021_B19.doc...

  • Page 11: Brief Description And Technical Data

    Date: -- 2. Brief Description and Technical Data The STEMME S10 is a twin-seat high performance powered sailplane with an innovative propulsion concept and a high grade aerodynamic design. The wing is made of carbon fibre reinforced plastic, the fuselage is fabricated as a hybrid construction (carbon, aramide, glass) with an extremely rigid steel tube framework in the centre of force introduction.

  • Page 12: Maintenance Manual Stemme S

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 Page 10 Amendment No.: Date: -- Fuselage length 8.42 m width 1.18 m clear cockpit width 1.16 m clear cockpit height 0.93 m height at tail unit 1.75 m Vertical Tail height 1.60 m...
  • Page 13 Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 Page 11 Amendment No.: Date: -- intentionally left blank Doc.No.: A40-10-021 A4010021_B19.doc...

  • Page 14: Description Of Assemblies

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 Page 12 Amendment No.: Date: -- 3. Description of Assemblies 3.1 Cell, Primary and Secondary Structures The primary structure includes: - wing spars, root ribs, and wing spar boxes - wing shells...

  • Page 15: Tail Unit

    Maintenance Manual STEMME S10 Edition: Oct. 01, 1990 Page 13 Amendment: 6, 7 Date: Dec. 05, 1994 One-piece canopy hinged at the front and held in opened position by gas springs. Three locks each on the left and the right side to be operated by one locking lever on each side; "Röger"-hook on the rear/top.

  • Page 16: Power Plant (Figure 3.3.A)

    Maintenance Manual STEMME S10 Date of Issue Oct. 1, 1990 page: 14 Amendment No.: 4, 7 Date: Dec. 05, 1994 Lateral Control (figures 3.2.d and 3.2.e) The control sticks are cross-connected beneath the connection tube of the longitudinal control to a bell-crank lever in the centre.

  • Page 17: Oil System

    Maintenance Manual STEMME S10 Date of Issue Oct. 01, 1990 page: 15 Amendment No.: 4 Date: May 26, 1993 One fuel tank is installed in each outboard area of the central wing between spar and leading edge. The fuel tanks are made of a hybrid laminate. To ensure long-time resistance, the internal surfaces of the tanks are coated with a fuel-resistant protection film "Scotch Clad 776"...

  • Page 18: Power-Plant Controls And Instruments

    Maintenance Manual STEMME S10 Date of Issue Oct. 01, 1990 page: 16 Amendment No.: Date: 3.3.7 Power-Plant Controls and Instruments Power and choke are controlled via bowden cables led from the carburettors over the engine to the central console in the cockpit. Operation from the cockpit is realised by means of a lever with adjustable friction.

  • Page 19: Landing Gear

    Maintenance Manual STEMME S10 Date of Issue Oct. 01, 1990 page: 17 Amendment No.: 19 Date: Jan. 10, 2014 − Drive shaft made of carbon fibre reinforced composite material − Flexible coupling on transmission gear side: flexible coupling with elastic angular and torsional flexibility.

  • Page 20: Tail Wheel

    Maintenance Manual STEMME S10 Date of Issue Oct. 01, 1990 page: 18 Amendment No.: 11 Date: May 25. 2005 3.4.2 Tail Wheel Tail wheel steerable with the rudder pedals and connected to the rudder by springs. 3.5 Flight Instruments, Pressure System (figure 3.5.a)

  • Page 21: April

    Maintenance Manual STEMME S10 Date of Issue Oct. 01, 1990 page: 19 Amendment No.: 9 Date: April 19. 1999 Auxiliary Battery (optional) Location: left leg room or top of the fin, depending on trim requirements. Utilisation: Supply of avionics especially during soaring flight in order to avoid inadvertent discharge of the main battery and to ensure sufficient capacity of the main battery for restarting the engine.
  • Page 22 Maintenance Manual STEMME S10 Date of Issue Oct. 01, 1990 page: 20 Amendment No.: Date: - intenionally left blank Doc.No.: A40-10-021 A4010021_B19.doc-20/27.01.14 14:18/27.01.14 14:18...

  • Page 25: Date: Oct 15, 2012

    Maintenance Manual STEMME S10 Date of Issue: Oct. 1, 1990 page: 23 Amendment No.: 18 Date: Oct. 15, 2012 5. Time Limits / Maintenance Checks 5.1 Life-Limited Components For Life limited parts refer to the Airworthiness Limitations section of the manufacturer documentation (applicable Maintenance Manual, Service Bulletin etc.) for permissible service life limits prescribed by the...

  • Page 26: Wing

    Maintenance Manual STEMME S10 Date of Issue: Oct. 1, 1990 page: 24 Amendment No.: 18 Date: Oct. 15, 2012 Check Lists for Periodical Inspections Caution: Prior to any rigging tasks, please refer to chapter "Maintenance Instructions". Inspection Type Type and Subject of Inspection 5.3.1 Wing...

  • Page 27: Cockpit

    Maintenance Manual STEMME S10 Date of Issue: Oct. 1, 1990 page: 25 Amendment No.: 18 Date: Oct. 15, 2012 Inspection Type Type and Subject of Inspection 5.3.3 Cockpit 1. Inspect the canopy for damage and proper functioning of the locking mechanism.

  • Page 28: Tail Boom

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 26 Amendment No.: 18 Date: Oct. 15, 2012 Inspection Type Type and Subject of Inspection 5.3.5 Tail Boom 1. Inspect surface for damage and cracks, look out for signs of hidden structural damage, check lower surface for damage caused by stone strike, check registration marks and renew if necessary, check drain outlets.

  • Page 29: Powerplant - Except Propeller And Drivetrain System

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 27 Amendment No.: 18 Date: Oct 15, 2012 Inspection Type Type and Subject of Inspection 5.3.7 Powerplant - except Propeller and Drivetrain System The hours given in this list are engine operating hours.

  • Page 30: Main Landing Gear

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 28 Amendment No.: 18 Date: Oct 15, 2012 Inspection Type Type and Subject of Inspection 5. Propeller brake: check thickness of brake band lining - min. .06 in./1.5 mm.

  • Page 31: Electrical System

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 29 Amendment No.: 18 Date: Oct. 15, 2012 Inspection Type Type and Subject of Inspection 5.3.13 Electrical System 1. Inspect wiring and conduits for improper routing, insecure mounting and obvious defects, electrical components for tightness of fit and poor condition.

  • Page 32: Inspection Following An Impact Landing Or A Wing Tip Landing

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 30 Amendment No.: 18 Date: Oct. 15, 2012 5.4 Special Inspections 5.4.1 Inspection following an Impact Landing or a Wing Tip Landing Following an impact landing or a wing tip landing, the aircraft is to be subjected to a comprehensive inspection.

  • Page 33: Maintenance Instructions, Tolerances, Adjustment Data For The Aircraft

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 31 Amendment No.: - Date: - 6. Maintenance Instructions, Tolerances, Adjustment Data for the Aircraft 6.1 General Information 6.2 Ground Towing, Supporting Points, and Lifting of Aircraft Ground towing of the aircraft by automobile may be made only in flight direction, since the tail wheel runs in a castering fork the lateral deflection of which is limited to 30°...

  • Page 34: Control System

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 32 Amendment No.: - Date: - Especially after repairs, after installation of additional equipment and after painting works, make sure that the empty weight and corresponding center of gravity remain within the allowable range. If this cannot be determined by analysis, the aircraft is to be weighed.

  • Page 35: Tightening Moments For Screw Joints

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 33 Amendment No.: 9 Date: April 19, 1999 Connection of the propeller shaft to the Clutch on the Engine Side (splined sliding joint): CIBA drive shaft: Grease (MoS -free) during special inspections.
  • Page 36 Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 34 Amendment No.: - Date: - intentionally left blank Doc.No.: A40-10-021 A4010021_B19.doc...

  • Page 37: Maintenance Instructions, Tolerances, Adjustment Data For Assemblies / Equipment

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 35 Amendment No.: - Date: - 7. Maintenance Instructions, Tolerances, Adjustment Data for Assemblies / Equipment 7.1 Airframe 7.1.1 Wing Clearance of Wing / Fuselage Attachments: axial: maximum of 0.016 in. (0.4 mm) radial: maximum of 0.006 in.

  • Page 38: Fuel System

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 36 Amendment No.: 11 Date: May 25. 2005 Adjustment of the carburetors: For access from the top, remove cover in the upper fire wall. Access to the fuel pump: Remove cover in the upper fire wall.

  • Page 39: Controls/Instruments

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 37 Amendment No.: - Date: - 7.3.6 Controls/Instruments The bowden cables for power and choke setting can be adjusted on the carburettors and/or at the attachments to the power and choke control levers in the cockpit.

  • Page 40: Drivetrain System

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 38 Amendment No.: 12 Date: Nov. 30. 2007 7.3.10 Drivetrain System Adjustment of the Belts on the Transmission Gear: Loosen the clamping screw on the left lower side of the transmission gear. Adjust the belt tension (per belt) by means of the setting screw on the left transmission gear side to 0.15 in.
  • Page 41 Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 39 Amendment No.: - Date: - − retraction of left landing gear leg: Check if the landing gear contacts surrounding components, Brake tube must have regular bends, may not jam.
  • Page 42 Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 40-1 Amendment No.: 19 Date: Jan. 10, 2014 Refilling and Ventilation of Hydraulic Brake System (TOST Brake System) • Refill with brake fluid DOT 4. • Install transparent flexible hose and drain bottle at the three venting ports of the parking brake valve and at the left and right brake calliper •...
  • Page 43 Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 40-2 Amendment No.: 19 Date: Jan. 10, 2014 Removal and Installation of Landing Gear Legs − Loosen all attachments to the frame. − Remove locking screws in front of the main bearings.

  • Page 44: Tail Wheel

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 41 Amendment No.: - Date: - 7.4.2 Tail Wheel After removal of the wheel fork: Do not grease the upper bearing. Friction is intended in order to prevent tail wheel flutter.

  • Page 45: Radio And Navigation Equipment

    Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 42 Amendment No.: 9 Date: April 19, 1999 7.7 Radio and Navigation Equipment Maintenance in accordance with the instructions by the manufacturer (see Equipment List, in this case, service records).
  • Page 46 Maintenance Manual STEMME S10 Date of Issue: Oct. 01, 1990 page: 43 Amendment No.: - Date: - intentionally left blank Doc.No.: A40-10-021 A4010021_B19.doc...
  • Page 53 Maintenance Manual STEMME S10 Date of Issue: Oct. 1, 1990 page: 50 Amendment No.: - Date: - intentionally left blank Doc.No.: A40-10-021 A4010021_B19.doc...

  • Page 54: Equipment

    Maintenance Manual STEMME S10 Date of Issue Oct. 1, 1990 page: 51 Amendment No.: 19 Date: Jan. 10, 2014 9. Equipment 9.1 Minimum Equipment List Subject Manufacturer Type TC No., Specification Range Airspeed Indicator Winter 6FMS4 TS10.210/15 up to 300 km/h/...

  • Page 55: Supplemental Equipment

    9.3 Additional Equipment and Systems Different equipment and systems may be installed in the powered glider S10, which are not part of the minimum or supplementary equipment and which normally are not series standard. Basically the cases “Alternative Equipment”, "Additional Equipment" and "Optional Systems" have to be distinguished and treated differently.
  • Page 56 Maintenance Manual STEMME S10 Date of Issue Oct. 1, 1990 page: 53 Amendment No.: 19 Date: Jan. 10, 2014 Subject Manufacturer Type TC No., Range, Specification No. Remarks Compass Bohli 46-MFK-1 Mechanical various various Variometer VHF-COM various various all approved...
  • Page 57 Maintenance Manual STEMME S10 Date of Issue Oct. 1, 1990 page: 54-1 Amendment No.: 19 Date: Jan. 10, 2014 Subject Manufacturer Type No., Range, Specification No. Remarks various various Electronic Vario, all equipment, which is fix mountable to Soaring Computer...

  • Page 58: Optional Systems

    Optional systems are not normally included in the Maintenance Manual. To each of these systems delivered by STEMME, a Service Bulletin approved by the LBA is assigned, providing the information necessary for correct installation and inspection (e. g. Serial No.'s, Documents, supplementary procedures). If installation requires additional instructions, an installation instruction is provided.

  • Page 59: List Of Special Tools

    Maintenance Manual STEMME S10 Date of Issue Oct. 1, 1990 page: 55 Amendment No.: 3, 6 Date: Feb. 10, 1994 10. List of Special Tools Torque wrench Gauge for moment of ignition Valve clearance gauge Sparking plug wrench chucking appliance for wing flap relief spring (P/N: 00SW-RMF) 11.

  • Page 60: Figures Referring To The Previous Sections

    Maintenance Manual STEMME S10 Date of Issue Oct. 1, 1990 page: 56 Amendment No.: 3 Date: July 1, 1993 12. Figures referring to the previous Sections The number of an illustration corresponds to the number of the section containing the first reference to the illustration.
  • Page 61 Maintenance Manual STEMME S10 Date of Issue Oct. 1, 1990 Fig. 2.a Amendment No.: Date:- Fig. 2.a 3-View-Plan STEMME S10 Doc.No.: A40-10-021 A4010021_B19.doc...
  • Page 78 Maintenance Manual STEMME S 10 Date of Issue Oct. 01, 1990 fig. 6.3.a-1 Amendment No.: 12 Date: Nov. 30. 2007 Serial Number: Registration: Relevant Equipment List: Order No.: This Weight and Balance Report was drawn up without weighing. Any weighing data have been taken from the Weight and Balance Report dated and if need be corrected according to point 4.2.
  • Page 79 Maintenance Manual STEMME S 10 Date of Issue Oct. 01, 1990 fig. 6.3.a-2 Amendment No.: 12 Date: Nov. 30. 2007 4. Determining of Empty Weight Center of Gravity After Weighing: ⋅ ⋅ ⇒ [mm / in.]*** [mm / in.]*** After Changes, without Weighing: Following changes have been made on the powered glider: Install.
  • Page 80 Maintenance Manual STEMME S 10 Date of Issue Oct. 01, 1990 fig. 6.3.b Amendment No.: 0 Date: Empty Mass Corresponding Range of Empty Mass C.G. (aft of datum) [kg] [lb.] foremost rearmost [mm] [in.] [mm] [in.] 1406,5 20,28 20,71 1411...
  • Page 81 Maintenance Manual STEMME S 10 Date of Issue: Oct. 01, 1990 fig. 6.4.1.a Amendment No.: 7 Date: Dec. 05, 1994 Note: In the following tables the rated values with their permissible tolerances are figuring in the left cells. Please enter the measured value in the respective right cell.
  • Page 84 • Manufacturer's maintenance documents for all instruments specified in the equipment list for the serial number indicated on the title page; • "Minor repair to components of fibrous composite material" - a repair guide by the STEMME Company for the S10.
  • Page 88 Ref. IMA10.01 Rev. G INSTRUCTION FOR THE MAINTENANCE OF L’HOTELLIER BALL AND SWIVEL JOINTS (INSTRUCTIONS DE MAINTENANCE DES EMBOUTS ET ROTULES L’HOTELLIER) APPROBATION (APPROVAL) DATE OBJET DE LA REVISION REDACTEUR QUALITE APPROBATION (REASON FOR REVISION) (WRITER) (QUALITY) (APPROVAL) 11/85 Creation of document 02/86 Representation of 1 swivel 01/89...
  • Page 89 Ref. IMA10.01 Rev. G 1 – PREVENTIVE AND SAFETY MAINTENANCE INSTRUCTION (CONSIGNES D’ENTRETIEN PREVENTIF ET DE SECURITE) The rotation of the swivel around the ball must be done with resisting strength, due to minimum frictions. Consequently it is mandatory to lubricate the swivel/ball assy. This lubrification must be done after cleaning and before assembly, with a non cold coagulating grease.
  • Page 90 Ref. IMA10.01 Rev. G 2.2 BALL SPHERICITY MEASUREMENT (MESURE DE LA SPHERICITE DE LA ROTULE) The variation between several measures of the ball diameter must not exceed 0,1 mm. This check aim is to detect an abnormal ball wear. A minimum of 4 measures is recommended (L'écart entre plusieurs mesures du diamètre de la sphère ne doit pas excéder 0,1 mm.
  • Page 91 Ref. IMA10.01 Rev. G 2.5 MEASUREMENT OF THE LOCKER LOWER PART PROJECTION AFTER ASSEMBLY OF THE SWIVEL ON THE BALL (MESURE DU DEPASSEMENT DE LA PARTIE INFERIEURE DU VERROU APRES MONTAGE DE L’EMBOUT SUR LA ROTULE) This projection must be higher than 2 mm. The aim of this requirement is to verify the efficiency of the automatic take up clearance.
  • Page 92 Ref. IMA10.01 Rev. G 2.6 CHECK OF THE LINK BETWEEN DRIVE ROD AND SWIVEL (VERIFICATION DE LA LIAISON ENTRE LA COMMANDE ET L’EMBOUT) In the case of an adjustable swivel, verify that the link between swivel and drive rod is tight and properly secured by an adequate locking device.
  • Page 94 This Annex comprises: • The "List of Airworthiness Directives and Service Bulletins" issued by the manufacturer for the aircraft type STEMME S10 (document no. A31-10-000), • The record of accomplished SB's / AD's for this serial number, • All Service Bulletins already accomplished as well as those still to be accomplished.
  • Page 95 Maintenance Manual STEMME S 10 Date of Issue Oct. 01, 1990 Cover Page Annex C Amendment No.: 3 Date: July 1, 1993 Annex C - Documents (Inspection and Operations Documents) - This Annex comprises all original documents for the serial number indicated on the title page which may be of importance to maintenance and repair.

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