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6) If removed, install springs (21) and extensions (20) on the front and rear bulkheads. a) Install bolt (40), equipped with spacer (39) and spring (21) or extension (20), on the bulkhead lug. b) Install washer (38) and new nut (37). All 7) Connect springs (21) and extensions (20) and, using stainless steel lockwire, secure them to the inlet pipe clamps. 8) If removed, install strut (5). Strut with silent-block a) Bond strut (5) and washer (3) to silent-block (4) using Loctite (TB 08-043) - see Detail G. b) Install strut (5), equipped with screw (33), new lockwasher (34) and washer (35). Do not tighten. c) Install washer (6) and new nut (7). d) Coat the seating face of washer (3) with Loctite (TB 08-043) and secure strut (5) assembly to R.H. rear bulkhead (9) using washer (2) and new nut (1). e) Tighten screw (33). Strut without silent-block a) Install strut (5) with screw (33), new lockwasher (34) and washer (35). Do not tighten. b) Install bolt (8), washer (2), washer (6) and new nut (7). c) Tighten screw (33). ACAA Validity : S / N 1 - 9999 71 10-02Page 403 (EA) JUN 02 9) Install clamps (15) and (56) securing the rear bulkheads to the push rod shrouds. 10) If removed, install unions (42) and (49) (if installed) with new lockwashers. 11) Remove the blanking caps and install flow divider tube (41) and flow divider hose (43). 12) Remove the blanking caps and connect flowmeter air intake hose (44). Install the clamp using the "CLIC" pliers. 13) Remove the blanking caps and connect engine pump cooling hose (45). Tighten the clamp. 14) Remove the blanking caps and connect, if installed, propeller deicing tube (46) and propeller deicing hose/tube (48). Lockwire. 15) Remove the blanking caps and connect alternator cooling hose (31). Tighten the clamp. CAUTION : BE CAREFUL NOT TO PEEL THE PROTECTIVE SLEEVE OF THE IGNITION HARNESSES. S / N 1 - 1782 16) Route the ignition harnesses through R.H. side bulkhead (27) and L.H. side bulkhead (50). S / N 1783 - 9999 16) Route the ignition harnesses through R.H. rear bulkhead (9) and L.H. rear bulkhead (47). S / N 1 - 9999 17) Install and attach grommets (24) with bolts (25), washers (23) and new nuts (22). 18) Connect the power plant ignition harnesses - refer to 74-20-01. 19) Install the ignition harness holding clamps on the bulkheads and the power plant upper section. 20) Mark the hoses/tubes and unions with a red paint line. 21) Install the oil cooler - refer to 79-20-01. 22) Connect the propeller governor control - refer to 61-20-02. 23) If necessary, perform a propeller deicing test - refer to 30-09-90, and check tube/hose connections for leaks at union (49). 中国通航网 www.ga.cn 通航翻译 www.aviation.cn 本文链接地址：TB20 MAINTENANCE MANUAL 71 动力装置 TB20飞机维护手册(13) |
