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DEPARTMENT OF TRANSPORTATION

FEDERAL AVIATION ADMINISTRATION

G33EU

Revision 3

GROB-WERKE

G102 ASTIR CS

G102 CLUB ASTIR III

G102 CLUB ASTIR IIIb

G102 STANDARD ASTIR III

September 4, 1984

TYPE CERTIFICATE DATA SHEET NO. G33EU

This data sheet which is a part of Type Certificate No.G33EU prescribes conditions and limitations under which the product for

which the Type Certificate was issued meets the airworthiness requirements of the Federal Aviation Regulations.

Type Certificate Holder. GROB-WERKE GMBH & CO KG

Unternchmensbereich Grob TFE

Postfach 150

D-8948 Mindelheim

West Germany

I. Model G102 ASTIR CS, approved August 4, 1976.

Airspeed Limits (I.A.S.) Never exceed (VNE) 250 km/hr 155 mph 135 kts

In rough air (VB) 250 km/hr 155 mph 135 kts

Maneuvering (VA) 170 km/hr 105 mph 92 kts

On aerotow (VT) 170 km/hr 105 mph 92 kts

On winch tow (VW) 120 km/hr 74 mph 64 kts

Airbrakes 250 km/hr 155 mph 135 kts

Gear extended 250 km/hr 155 mph 135 kts

C.G. Range Serial Numbers 1001 thru 1437

9.8 in. to 16.7 in. (250 mm to 425 mm) aft of datum

Serial Numbers 1438 and subsequent

12.2 in to 18.9 in. (310 mm to 480 mm) aft of datum

(See NOTE 1.)

Empty Weight c.g. See Flight Manual.

Datum Forward of wing leading edge at wing root.

Leveling Means Slope of top surface of fuselage between stations 170 in. and 205 in. 1000 to 40 tail up.

See Flight and Service Manuals.

Maximum Weight 450 kg (990 lb.) including water ballast.

No. of Seats One. 475 mm (18.7) in.) in front of datum.

Ballast Fixed See Flight Manual.

Water Ballast Two water ballast tanks, station 226 mm (8.9 in.) each 50 liters (50 kg) (112 lb.)
G33EU 2

I. Model G102 ASTIR CS, approved August 4, 1976 (cont’d)

Control Surface Movements Aileron: Up 93 + 10 mm (3.66 + 0.39 in.) Measurement radius 215 mm

Down 48 + 5 mm (1.89 + 0.20 in.) (8.46 in.) on the inboard of aileron.

Stabilizer: Up 60 + 6 mm (2.36 + 0.23 in.) Measurement radius 170 mm

Down 54 + 6 mm (2.13 + 0.23 in.) (6.69 in.) in the middle of stabilizer.

Rudder: Left 180 + 10 mm (7.09 + 0.39 in.) Measurement radius 310 mm

Right 180 + 10 mm (7.09 + 0.39 in.) (12.20 in.) on bottom of rudder.

All measured from hinge line. (See Flight Manual).

Rated Load on Winch and 500 kg (110 lb.)

 Aero Tow

II. Models G102 CLUB ASTIR III, CLUB ASTIR IIIb, and STANDARD ASTIR III, approved 13 January 1983.

The Models G102 CLUB ASTIR III, CLUB ASTIR IIIb, and STANDARD ASTIR III are same as the Model G102 ASTIR

CS, with:

a) New cockpit;

b) New undercarriage; and

c) Optional water ballast.

Airspeed Limits (I.A.S.) Never exceed (VNE) 250 km/hr 155 mph 135 kts

In rough air (VB) 250 km/hr 155 mph 135 kts

Maneuvering (VA) 170 km/hr 105 mph 92 kts

On aerotow (VT) 170 km/hr 105 mph 92 kts

On winch tow (VW) 120 km/hr 74 mph 64 kts

Airbrakes 250 km/hr 155 mph 135 kts

For the Model G102 STANDARD ASTIR III:

Gear extended 250 km/hr 155 mph 135 kts

C.G. Range 12.2 in. to 18.9 in. (310 mm to 480 mm) aft of datum.

Empty Weight c.g. See Flight Manual.

Datum Forward of wing leading edge at wing root.

Leveling Means Slope of top surface of fuselage between stations 170 in. and 205 in. 600 to 26 tail up.

See Flight and Service Manuals.

Maximum Weight For the Models G102 CLUB ASTIR III and CLUB ASTIR IIIb: 380 kg (836 lb.)

For the Model G102 STANDARD ASTIR III: 450 kg (990 lb.)

No. of Seats One. 552 mm (21.7 in.) in front of datum.

Ballast Fixed See Flight Manual.

Water Ballast For the Model G102 STANDARD ASTIR III:

Two water ballast tanks, station 276 mm (10.9 in.) each 45 liters (45 kg) (99 lb.)

Control Surface Movements Aileron: Up 75 + 8 mm (2.95 + 0.31 in.) Measurement radius 168 mm

Down 44 + 6 mm (1.73 + 0.24 in.) (6.61 in.) on the inboard of aileron.

Stabilizer: Up 68 + 6 mm (2.68 + 0.24 in.) Measurement radius 166 mm

Down 59 + 6 mm (2.32 + 0.24 in.) (6.54 in.) in the middle of stabilizer.

Rudder: Left 192 +5 -10 mm (7.56 + 0.2 -0.39 in) Measurement radius 370 mm

(14.57 in.)

Right 192 +5 -10 mm (7.56 + 0.2 -0.39 in.) on bottom of rudder.

All measured from hinge line. (See Flight Manual).
3 G33EU

II. Models G102 CLUB ASTIR III, CLUB ASTIR IIIb, and STANDARD ASTIR III, approved 13 January 1983. (cont’d)

Rated Load on Winch and 500 kg (1100 lb.)

 Aero Tow.

DATA PERTINENT TO ALL MODELS

Serial Nos. Eligible See Import Requirements.

Certification Basis FAR 21.23 and FAR 21.29 effective February 1, 1965.

For the Model G102 ASTIR CS:

Federal Republic of Germany Glider Airworthiness Requirements (LFS) dated February

1966.

Type Certificate No. G33EU issued August 4, 1976.

Date of Application for Type Certificate December 17, 1975.

For the Models G102 CLUB ASTIR III, CLUB ASTIR IIIb, and STANDARD ASTIR

III:

Joint Airworthiness Requirements for Sailplanes and Powered Sailplanes (JAR-22),

dated April 1980.

Type Certificate G33EU amended 13 January 1983.

Date of Application for amendment of the Type Certificate: 23 June 1981.

Import Requirements A U.S. Standard Airworthiness Certificate may be issued on the basis of a Certificate of

Airworthiness for Export signed by a representative of the Luftfahrt-Bundesamt,

containing the following statement:

a) For the Model G102 ASTIR CS

"The glider covered by this certificate has been examined, tested, and found to

conform to the type design approved under FAA Type Certificate No. G33EU and

is in condition for safe operation."

b) For the Models G102 CLUB ASTIR III, CLUB ASTIR IIIb, and STANDARD

ASTIR III

"The glider covered by this certificate has been examined, tested, and found to

conform to the type design approved under FAA Type Certificate No. G33EU and

is in condition for “safe operation." In addition, glider serial numbers 5521 S,

5529 S through 5534 S, 5547 Cb, 5548 Cb, 5556 S through 5560 S, 5570 C, 5576

S, and 5595 S are eligible for a U.S. Standard Airworthiness Certificate when

modified in accordance with LBA-approved GROB-WERKE Technical Information

TM 306-19 and when the other import requirements of this TCDS are satisfied.

Required Equipment The basic required equipment as prescribed in the applicable airworthiness regulations

(see Certification Basis) must be installed in the glider for certification.

For the Model G102 ASTIR CS:

1. In addition, the following equipment must be installed for VFR-Day:

(a) Airspeed indicator

(b) Altimeter

(c) Magnetic compass

2. G102 ASTIR CS Flight Manual (containing Flight and Service Manual) approved

by the Luftfahrt-Bundesamt (LBA).

For the Models G102 CLUB ASTIR III, CLUB ASTIR IIIb, and STANDARD ASTIR

III:

As listed in Flight Manual, Section II.3, the following equipment must be installed.

1. VFR-Day:

(a) Airspeed indicator (marked per Flight Manual, Section II.4)

(b) Altimeter

(c) Magnetic compass

2. Flight Manual approved by the Luftfahrt-Bundesamt (LBA) West Germany, dated 6

December 1982 or later approved revision.
G33EU 4

Service Information GROB-WERKE Technical Information (Service Bulletins), published in the English

language, for the U.S. approved Models G102 ASTIR CS, CLUB ASTIR III, CLUB

ASTIR IIIb, and STANDARD ASTIR III, that carry a statement "LBA-approved" may

be interpreted as "FAA-approved".

Available service documents for the Model G102 ASTIR CS:

a. Maintenance Information dated August 1975.

b. Repair Instructions dated August 1975.

Available service documents for the Models G102 CLUB ASTIR III, CLUB ASTIR IIIb,

and STANDARD ASTIR III:

a. Instructions for Continued Airworthiness dated October 1982.

b. Repair Instructions dated October 1982.

NOTE 1: Weight: Current weight and balance report including list of equipment in certificated empty weight, and

loading instructions when necessary must be provided at the time of original certification.

Model G102 ASTIR CS sailplanes modified by LBA-approved modification AM 102-6, which introduced a

1.24° sweepback of the wing leading edge commencing with serial number 1438, must observe the revised

center of gravity range limits herein and in G102 ASTIR CS Flight Manual dated 3/1/77 or later approved

revision.

NOTE 2: All placards and markings listed in Section II of the LBA-approved Grob Flight Manual must be installed in

the location defined.

NOTE 3: For the Models G102 CLUB ASTIR III, CLUB ASTIR IIIb, STANDARD ASTIR III:

Section IV of the GROB-WERKE G102 CLUB ASTIR III, CLUB ASTIR IIIb, STANDARD ASTIR III

Instructions for Continued Airworthiness is FAA-approved and it specifies mandatory replacement times,

structural inspection intervals, and related structural inspection procedures. These airworthiness limitations

may not be changed without FAA approval.

NOTE 4: All external portions of the glider exposed to sunlight must be painted white except of wing tips, nose of

fuselage and rudder.

NOTE 5: Information essential for the proper operation, maintenance, inspection, and repair of the glider is contained

in the GROB-WERKE Flight Manual, Maintenance Information or Instructions for Continued

Airworthiness, and Repair Instructions applicable to the model concerned.

NOTE 6: Major airframe repairs must be accomplished at FAA certificated repair stations rated for composite

construction of small aircraft, using GROB-WERKE repair methods or using other methods acceptable to the

Administrator.

NOTE 7: The approved flight and navigation instruments, for VFR-Day operations, for the Models G102 CLUB

ASTIR III, CLUB ASTIR IIIb, and STANDARD ASTIR III are listed in the GROB-WERKE G102 ASTIR

III Master Equipment List dated 15 November 1981.

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