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1) Lubricate the thread of valve (2) with petrolatum (TB 04-003). 2) Install valve (2). Torque - refer to 20-00-01. 3) Lockwire valve (2). 4) Make sure all the tools and materials are removed and the work area is clean and free from debris. 5) Install the engine cowlings - refer to 71-10-01. 6) Fill the oil system - voir 12-12-01. 7) Check for leaks. ACAA Validity : S / N 1 - 9999 10-01 Page 401 79 (DA) SEP 02 ACAA Validity : S / N 1 - 9999 Quick drain valve - Removal / Installation Figure 401 79-10 Page sEp40022 01 (DA) OIL SUMP REMOVAL / INSTALLATION 1. REMOVAL OF OIL SUMP STRAINER (Figure 401) A. Tools and consumable materials None B. Procedure WARNING : PRIOR TO ANY OPERATION, ENSURE THAT THE KEY IS REMOVED FROM MAGNETO SELECTOR AND THAT "MAIN SWITCH" IS OFF. IF AIRCRAFT IS EQUIPPED WITH DISCONNECT PLUG ON FIREWALL, DISCONNECT "MAGNETO DISCONNECT" PLUG AND CONNECT IT TO "GROUND MAGNETO FOR SERVICING" PLUG. WARNING : PRIOR TO ANY OPERATION, ENSURE THAT THE ENGINE, EXHAUST PIPE AND MANIFOLDS ARE COLD. IF NOT, TAKE NECESSARY PRECAUTIONS TO AVOID SEVERE BURNS. 1) Remove the engine cowlings - refer to 71-10-01. 2) Drain the oil system - refer to 12-12-02. 3) Cut off and discard the lockwire. 4) Loosen and remove plug (3). 5) Remove strainer (1) and discard seal (2). CAUTION : CHECK FOR METAL PARTICLES IN THE STRAINER. THE PRESENCE OF METAL PARTICLES INDICATES ENGINE DAMAGE. 6) Check for metal particles in strainer (1). NOTE : If an abnormal quantity of metal particles is detected during strainer inspection, TEXTRON LYCOMING recommends a spectrograph oil analysis to monitor engine component wear rates. Refer to Service Bulletin No. 480 at the latest edition. 2. INSTALLATION OF OIL SUMP STRAINER (Figure 401) A. Tools and consumable materials - Cleaning agent (TB 11-003) - Stainless steel lockwire, dia. 0.032 in (0.8 mm) B. Procedure WARNING : PRIOR TO ANY OPERATION, ENSURE THAT THE KEY IS REMOVED FROM MAGNETO SELECTOR AND THAT "MAIN SWITCH" IS OFF. IF AIRCRAFT IS EQUIPPED WITH DISCONNECT PLUG ON FIREWALL, DISCONNECT "MAGNETO DISCONNECT" PLUG AND CONNECT IT TO "GROUND MAGNETO FOR SERVICING" PLUG. WARNING : PRIOR TO ANY OPERATION, ENSURE THAT THE ENGINE, EXHAUST PIPE AND MANIFOLDS ARE COLD. IF NOT, TAKE NECESSARY PRECAUTIONS TO AVOID SEVERE BURNS. ACAA Validity : S / N 1 - 9999 79-10 02 Page 401 (DA) SEP 02 1) Clean strainer (1) with cleaning agent (TB 11-003), replace if necessary. 2) Install strainer (1) and a new seal (2) on plug (3). 3) Install and lockwire plug (3). 中国通航网 www.ga.cn 通航翻译 www.aviation.cn 本文链接地址：TB20 MAINTENANCE MANUAL 79 润滑 TB20飞机维护手册(5) |
