SZD-54-2
„Perkoz”
TECHNICAL SERVICE MANUAL
SECTION 17.
SAILPLANE REPAIRS
Issue II
April 2014
Revision
Allstar PZL Glider Sp. z o.o.
Doc No. 542.4.02
page 17.29
corrected
17.7. Primary and secondary structure
17.7.1.
Primary structure
These are elements involved in the transmission of loads and connecting the
other elements of sailplane. Breaking the continuity of the structure may cause direct
loss of durability and strength of whole sailplane.
Such structure includes composite assemblies and metal parts and assemblies
listed below.
17.7.1.1.
Composite assemblies:
1. Upper and lower wings shell, left and right (25) Fig. 2
‒1.
2. Wings spars (27) Fig. 2
‒1.
3. Root ribs (24) Fig. 2
‒1.
4. Aileron (4) Fig. 2
‒13.
5. Wingtip aileron (9) Fig 2
‒3.
6. Front main former (27) Fig. 2
‒8.
7. Rear lower former (28) Fig. 2
‒8.
8. Horizontal stabilizer mounting web (6) Fig. 2
‒6.
9. Rear web (13) Fig. 2
‒6.
10. Fuselage shell left and right (26) Fig. 2
‒1.
11. Horizontal stabilizer (11) Fig. 2
‒6.
12. Elevator (12) Fig. 2
‒6.
13. Rudder (13) Fig. 2
‒11.
14. CG tow release box (16) Fig. 2
‒21.
15. Front tow release box (15) Fig. 2
‒21.
17.7.1.2.
Metal parts and assemblies:
1. Main bolt (10) Fig. 2
‒1.
2. Spar fitting (22) Fig. 2
‒1.
3. Spar root pin (1) Fig. 2
‒1.
4. Wing front pin (3) Fig. 2
‒1.
5. Rear fitting (14) Fig. 2
‒1.
6. Socket nut (23) Fig. 2
‒1.
7. Locking pin (18) Fig. 2
‒1.
8. Fuselage rear pin (16) Fig. 2
‒1.
9. Frame tube (15) Fig. 2
‒1.
10. Stabilizer fastening vertical bolt (1) Fig. 2
‒6.
11. Aileron clutch (6) Fig. 2
‒5.