EASA.SAS.A.024 Issue 01, 22/08/2007 PIK-20D Page 1 of 10 European Aviation Safety Agency EASA SPECIFIC AIRWORTHINESS SPECIFICATION for PIK-20D as specified in Section I This Specific Airworthiness Specification is issued in accordance with Regulation (EC) 1592/2002 Article 15(1)(b). There is no valid Type Certificate for this aircraft type. The former type certificate holder was Eiriavion Oy (formerly Molino Oy)) List of effective Pages: Page 1 2 3 4 5 6 7 8 9 10 Issue 01 01 01 01 01 01 01 01 01 01 EASA.SAS.A.024 Issue 01, 22/08/2007 PIK-20D CONTENT SECTION 1: Aircraft Design Definition Page 2 of 10 Variant 1 PIK-20D 1.I General SAILPLANE SPECIFICATION No. P-6 This specification which is a part of the type certificate No. P-6 prescribes conditions and limitations under which the product for which the type certificate was issued meets the airworthiness requirements of Finland. Type Certificate Holder Eiriavion Oy 38800 Jämijärvi Finland 1.II Certification Basis OSTIV Airworthiness Requirements for Sailplanes, September 1971, Utility Category 1.III Technical Characteristics and Operational Limitations Model PIK-20D, Approved September 21,1976 Serial Nos. 20504 and up Maximum Weight 450 kg (990 lbs) including water ballast Water Ballast Two water ballast tanks at station 2130 mm (83.9 in) each 70 kg (154 lbs) Control Surface Movements Up Down Flaps 12° ± 1° 16° ± 1° Ailerons +16° flap 13° +2° −1° 12,5° +2° −1° 0° flap 12° +2° −1° 11° +2° −1° -12° flap 11° +2° −1° 9,5° +2° −1° Aileron neutral position travels with flaps up 12° ±1° thru down 16° ±1° Elevator Up 20° ± 1° Down 20° ± 1° Rudder Right 33° ± 2° Left 33° ± 2° EASA.SAS.A.024 Issue 01, 22/08/2007 PIK-20D Page 3 of 10 Airspeed Limits (I.A.S.) Never exceed (VNE) 292 km/h (181 mph, 158 kts) Gusty conditions (VB) with full water ballast or 450 kg(990 lbs) flying weight 240 km/h (149 mph, 130 kts) without water ballast 200 km/h (124 mph, 108 kts) (airspeed limit changes linearly depending on the water ballast amount) Maneuvering (VA) 190 km/h (118 mph, 103 kts) On aero tow (VT) 190 km/h (118 mph, 103 kts) On winch tow (VW) 125 km/h (77 mph, 67 kts) Down deflected flaps (VF) 150 km/h (93 mph, 81 kts) C.G. Range 20% to 40 %MAC; 2085 mm to 2225 mm; 82.1 in to 87.6 in Empty Weight C.G. Range None Datum 1900 mm (74.8 in) forward of wing leading edge at wing root rib Levelling Means Slope of rear top surface of fuselage between stations 3500 mm (140 in) and 4500 mm (180 in) 1000 to 28 tail down No. of Seats One adjustable seat, pilot’s C.G. range 1400 mm to 1460 mm; 55.2 in. to 57.5 in Fixed Ballast Station 230 mm; 9 in Max 10 kg (22 lb) lead plates, attaching by bolts and nuts or inserts Rated Load on Winch and Aero Tow 500 kg (1100 lb) This sailplane must be operated in compliance with the operating limitations as stated in the form of markings, placards and in the PIK-20D Flight Manual. All aerobatic maneuvers including spins must be accomplished in accordance with PIK-20D Flight Manual. EASA.SAS.A.024 Issue 01, 22/08/2007 PIK-20D Page 4 of 10 1.IV Operating and Service Instructions Required Equipment The basic required equipment as prescribed in the application airworthiness regulations (see Certification Basis) must be installed in the sailplane for standard airworthiness certification. In addition the following equipment must be installed: 1. Instruments (non-cloud flying) (a) Airspeed indicator (b) Altimeter (c) Magnetic compass (d) Ball type slip indicator 2. Additional instruments for cloud flying (a) Turn and slip indicator (b) Variometer (c) Clock 3. An accelerometer for acrobatic flying 4. PIK-20D Flight Manual (containing Flight, Service and Repair Manual) approved by the National Board of Aviation, Finland Inspections, Maintenance, Repairs, and Repaintings must be accomplished in accordance with Eiriavion Oy's PIK-20D Flight Manual Section 2 (Service Manual) and Section 3 (Repair Manual). For painting of exterior surfaces must be used only two component paints with ultraviolet protection as listed in Repair Manual. Major repairs must be performed in accordance with repair methods approved by Eiriavion Oy. 1.V Notes, including serial number applicability Note 1. The following placards and markings must be displayed in a conspicuous place on the sailplane: a. Maximum speed In calm weather (VNE) 292 km/h 181 mph 158 kts In rough air (VB) with full water ballast or 450 kg(990 lbs) flying weight 240 km/h 149 mph 130 kts without water ballast 200 km/h 124 mph 108 kts Maneuvering (VA) 190 km/h 118 mph 103 kts On aero tow (VT) 190 km/h 118 mph 103 kts On winch tow (VW) 125 km/h 77 mph 67 kts Down deflected flaps (VF) 150 km/h b. Weights Gross weight 450 kg (990 lb) including water ballast 93 mph 81 kts EASA.SAS.A.024 Issue 01, 22/08/2007 PIK-20D Page 5 of 10 If the pilot’s weight with the parachute is below 75 kg (165 lb) ballast weight must be installed in the nose (see Flight Manual and Weight and Balance Data Sheet) c. Pre-flight check Tail dolly . . . . . . . . . . . . . . . . . .removed Barograph (if installed) . . . . . . . . . . . . . . . . . . . . . . .on Loading and ballast . . . . . . . . . . . . . . . . . . checked Parachute . . . . . . . . . . . . . . . . . .secured Seat and rudder pedals . . . . . . . . . . . . . . . . . .adjusted Safety belts . . . . . . . . . . . . . . . . . . .secured Canopy . . . . . . . . . . . . . . . . . . .locked Altimeter . . . . . . . . . . . . . . . . . . . . . .set Electrical instruments . . . . . . . . . . . . . . . . . . . . . . .on Flaps . . . . . . . . . .in take-off position Airbrakes . . . . . . . . . . closed and locked Trim . . . . . . . . . . . . .set for take-off Tow rope . . . . . . . . . . . . . . . coupled in Controls . . . . . . . . . . . . . . . . . . . .free d. Before landing Water ballast Landing gear Flaps Trim . . . . . . . . . . . . . . . . . . . . . . . . .drained . . . . . . .. . . . . . . . . . . . . . . . . . . down . . . . . . . . . . . . . . . . . . 12°... 16° down . . . . . . . . . . . . . . . . . . . .set for landing EASA.SAS.A.024 Issue 01, 22/08/2007 PIK-20D Page 6 of 10 e. Operating limitations − This sailplane must be operated in compliance with the operating limitations as stated in the form of markings, placards and in the PIK-20D Flight Manual. All acrobatic maneuvers including spins must be accomplished in accordance with PIK-20D Flight Manual − Night flying prohibited. f. The controls or handles for tow coupling release, canopy opening and jettisoning, landing gear, flaps, airbrakes, trim tab, pedals, ventilating and water ballast draining must be equipped with unmistakable symbol or text placards. g. The flight speed limitations must be marked on the dial of the air speed indicator in accordance with the Flight Manual, h. The load factor limitations must be marked on the accelerometer with red radial lines. EASA.SAS.A.024 Issue 01, 22/08/2007 PIK-20D Page 7 of 10 i. Other markings Near the tow coupling Above the main wheel Above the tail wheel On fuselage nose (inside) Adjacent to static pressure entry on fuselage skin On rudder, elevator and flaps Adjacent to oxygen control valve (if installed) . . . . . . . . . . .“Rated Load 500 kg (1100 lb.)” . . . . . . . . . . . . . . . . . . . . . . .“2.5 Aty (35 psi)” . . . . . . . . . . . . . . . . . . . . . . .“2.0 Aty (28 psi)” . . . . . . . . . . . . . . . . . . . . . . . . . . "BALLAST" . . . . . ."STATIC PRESSURE KEEP CLEAR" . . . . . . . . . . . . . . . . . . . . . . "DO NOT PUSH" . . . . . . . . . . . . . . . . . . ."DURATION TABLE" Note 2. Inspections, Maintenance, Repairs, and Repaintings must be accomplished in accordance with Eiriavion Oy's PIK-20D Flight Manual Section 2 (Service Manual) and Section 3 (Repair Manual). Note 3. For painting of exterior surfaces must be used only two component paints with ultra-violet protection as listed in Repair Manual. Note 4. Major repairs must be performed in accordance with repair methods approved by Eiriavion Oy. Note 5. Tailplane and rudder of sailplanes S/Ns 20566 and up have been modified according to manufacturer´s drawings Nos. 0-20D-52-100a, 1-20D-53-100b, 1-20D-58-100b and 1-20D-59-100c. Note 6. Note 6. All PIK-20 D sailplanes are approved for full acrobatic category provided that the following modifications are made. a) A recording accelerometer with red radials at +6.6 and at -4.6 shall be installed into the sailplane. b) Foot straps should be installed to the slits existing in the pedals. (optional requirement) c) An additional placard shall be installed on the right hand side of the cockpit near the original limitation placard: "Guidance and limitations for acrobatic category are given in flight manual supplement." d) The aircraft flight manual supplement for acrobatic category shall be appended to the original aircraft flight manual. This acceptance is based on a design change approved by the Finnish Civil Aviation Authority May 7th 1997. EASA.SAS.A.024 Issue 01, 22/08/2007 PIK-20D Page 8 of 10 SECTION 2: Airworthiness Directives The following ADs and additional data can be found at http://www.ilmailuhallinto.fi/PIK-20_support Variant 1 PIK-20D AD Date Heading 21.9.1976 Flight Manual , Service Manual 2/1977 Flughandbuch, Betriebhandbuch 15.4.1977 Airbrake control locking force (sn: 20504-20530) 733 17.6.1977 Incorrect bonding in shear web (sn: 20510-20532, 20534-20540, 20542, 20543, 20544, 20548, 20552, 20555 and 20556) 735 12.7.1977 Tost Europa G73/72 tow hook back release (sn: all) 746 1.8.1977 Safety belts (sn: all) 20.3.1978 Lentokäsikirja, Hoito-ohjekirja 11.9.1978 Main wheel rubbing against the landing gear main fork. (sn: 20575 - 20610) 2.2.1979 Slow draining of the water ballast system (sn: all) 5.4.1979 Mounting of fuselage fairings (sn: all) 12.4.1980 Wing surface skin (sn: 20566-20593) 8.5.1981 Inspection hole cover on fuselage (sn: all) 1232-1 14.5.1984 Rudder bottom hinge bracket (sn: all) Ref. M13 M17 M15 M19 M21 M23 M20D-24 M20D-25 M20-26 EASA.SAS.A.024 Issue 01, 22/08/2007 PIK-20D Page 9 of 10 SECTION 3: Occurrence Reporting The Specific Airworthiness Specification may be used as a basis for the issue of a Restricted Certificate of Airworthiness in accordance with 21A.173(b)(2) under the following conditions: a) The holder of a Restricted Certificate of Airworthiness based on this Specific Airworthiness Specification shall report to the State of Registry all information related to occurrences associated with the operation of the aircraft which affects or could affect the safety of operation1. b) Such reports shall be despatched within 72 hours of the time when the occurrence was identified unless exceptional circumstances prevent this. c) The State of Registry shall forward the information received under (a) to the Agency when it relates to failures, malfunctions, defects or other occurrences which cause or might cause adverse effects on the continuing airworthiness of the aircraft. 1 AMC 20-8 contains guidance describing the occurrences which are to be reported EASA.SAS.A.024 Issue 01, 22/08/2007 PIK-20D Page 10 of 10 SECTION 4: Other Limitations [This is reserved for EASA use. Additional limitations may be necessary, as found necessary to reduce the risks associated with deficiencies in the reporting chain in Section 3. These may be based on the expectation that specific maintenance may be required due to aircraft ageing, etc.]