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301-1 |
Additional glass cloth strip in aft fuselage section, SN 6 and up to and including SN 35 |
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Deutsch |
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301-2 |
Repositioning of air-brakes, SN 6 and up |
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Deutsch |
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301-3 |
Improvement of wing suspension, SN 6 and up |
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Deutsch |
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301-4 |
Improvement of air-brake actuating linkage SN 7 and up |
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Deutsch |
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301-5 |
Installation of drogue chute (Test with BS 1000) SN 7 only |
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Deutsch |
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301-6 |
Installation of elevator trim on LH side of fuselage SN 7 and up |
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Deutsch |
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301-7 |
Improvement of swivel bearings from GL12 to GL14 SN 11 and up |
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Deutsch |
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301-8 |
Reinforcement of fuselage structure All SN’s |
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Deutsch |
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301-9 |
Not published |
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301-10 |
Improvement of gear actuation locking mechanism, SN 11 and up |
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Deutsch |
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301-11 |
Modification of airbrake pivoting arm, SN 14 and up |
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Deutsch |
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301-12 |
Modification of aileron push-pull rod inside the wing SN 14 and up |
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Deutsch |
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301-13 |
Optional installation of a tail wheel |
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Deutsch |
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301-14 |
Optional installation of a drogue chute BS1300 |
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Deutsch |
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301-15 |
Installation of ground straps, all SN |
31/3/1966 |
Deutsch |
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301-16 |
Improved bonding procedure of fuselage, SN 19 and up |
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Deutsch |
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301-17 |
Adjustable horizontal stabilizer, SN 20 and up |
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Deutsch |
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301-18 |
Change of root rip construction SN 27 and up |
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Deutsch |
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301-19 |
Alteration of aileron actuating lever SN 31 and up |
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Deutsch |
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301-20 |
Modification of elevator actuation system SN 20 and up |
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Deutsch |
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301-21 |
Replacement of fuselage stringers with hollow profiles SN 36 and up |
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Deutsch |
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301-22 |
Modification of ailerons SN 42 and up |
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Deutsch |
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301-23 |
Installation of cable deflectors on c/g tow release, all SN’s |
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Deutsch |
English |
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301-24 |
Modification of wing Tipps, SN 54 and up |
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Deutsch |
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301-25 |
Installation of locking guide for elevator assembly, SN 2 up to and incl. 85 |
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Deutsch |
English |
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301-26 |
Improved elevator actuating bracket, SN 86 and up |
Latest 31/8/1968 |
Deutsch |
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301-27 |
Wear of rudder control cables in the area of S-shaped guides of rudder pedals |
Every 100 hours or annually |
Deutsch |
English |
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301-28 |
Sealing of flap control lever for standard class contests |
|
|
English |
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301-29 |
Color coding scheme: affixing of different/additional colors. German registered sailplanes |
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Deutsch |
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301-30 |
Reinforcement of elevator actuating bracket |
Before next flight, latest 29/2/1976 |
Deutsch |
English |
|
301-31 |
Elevator linkage at base of the control stick |
|
Deutsch |
English |
|
301-32 |
Extension of service life limit to 6000 hours |
31/3/1984/ when reaching 3000 hours |
Deutsch |
English |
| 87-83 |
301-33 |
Replacement of “DIN” control cables by “LN” cables |
Every 500 hours |
Deutsch |
English |
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301-34 |
Elevator drive bracket: Possibility of replacement by elevator drive bracket according to drawing No. 201-33-4 |
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Deutsch |
English |
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301-35 |
Tow releases: Optional use of model E85 instead of E72/E75 |
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Deutsch |
English |
| 96-131 |
301-36 |
Inspection of glass fiber laminate on spar stub fitting |
Annually |
Deutsch |
English |
| 96-137 |
301-37 |
Control surface weight and static balance |
Until 31/3/1996 |
Deutsch |
English |
|
301-38 |
Replacement of airbrake drive gear inside wing, optional |
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Deutsch |
English |
| D-2005-118 |
301-39 |
Rudder gimbal drive – rear actuator arm |
Until 31/7/2005 |
Deutsch |
English |
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301-40 |
Installation of Mode-S-Transponder and Transponder Antennas |
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Deutsch |
English |
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301-41 |
Spar stub fitting replacement, standardisation of fittings |
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Deutsch |
English |
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301-42 |
Increase of maximum mass |
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Deutsch |
English |
|
301-43 |
Optional installation of a 4-inch-wheel with a hydraulic disc brake system |
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English |
