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12) Remove the blanking caps and connect flowmeter air intake hose (1) to engine bulkhead. 13) Remove the blanking caps and connect (if installed) the propeller deicing tube to the L.H. rear bulkhead. 14) Install unions (25) and (27) on vacuum pump (26) - refer to 37-11-01. Airborne pump 15) Remove the blanking caps and connect hose (23) using clamp (24). Sigmatek pump 15) Remove the blanking caps and connect hoses (23) using clamps (24). S / N 1 - 9999 16) Remove the blanking caps, connect breather hose (21) and tighten clamp (22). S / N 1 - 730 17) Remove the blanking caps and connect fuel hose (33) to electric pump (37). 18) Remove the blanking caps and connect engine pump air vent hose (35) to the Y-fitting. S / N 731 - 9999 17) Remove the blanking caps and connect fuel hose (33) to the firewall. 18) Secure engine pump air vent hose (35) to breather (36) using a new tie-wrap (34). S / N 1 - 9999 19) Remove the blanking caps and connect (if installed) HP hose (39) and LP hose (38). 20) Mark the position of the hose unions with a red paint line. 21) Remove the blanking caps and connect manifold pressure hose (6) to union (5). NOTE : If manifold pressure filter (7) has been replaced, install it with the arrow pointing towards the indicator. CAUTION : IF THE AIRCRAFT IS EQUIPPED WITH DISCONNECT PLUGS ON THE FIREWALL, SOME ELECTRICAL CONNECTIONS DESCRIBED HEREUNDER ARE USELESS. 22) Connect the electrical cables as marked during removal : S / N 823 - 849. 888, 948 - 9999 - tachometer sensor, S / N 1 - 9999 - connect the power plant ignition harnesses - refer to 74-20-01, - oil temperature probe, - fuel pressure switch, - alternator power supply, - starter power supply, - compressor power supply (if installed), - engine ground on firewall, - battery, Aircraft equipped with disconnect plugs on firewall - connect "Ground magneto for servicing" plug P133 (42), - connect alternator connector P131 (44), - connect power plant connector P130 (45). 23) Remove the blanking caps and connect the hose of cabin air mixer (32) and, if installed, the hose of demisting box (31). ABAA Validity : S / N 1 - 9999 71-00-00Page 405 (EA) JUN 02 24) If installed, install the cylinder head and exhaust temperature probes. 25) Install the propeller - refer to 61-00-00. CAUTION : TO AVOID PREMATURE WEAR OF ENGINE AND LANDING GEAR MOUNTS, IT IS RECOMMENDED TO REPLACE "ALPLA" BAND WHICH ATTACHES "SPIRAGAINE" HOSES ON MOUNTS BY TIE-WRAPS AND CONNECTION RINGS. INSTALL ADHESIVE TAPE (TB 08-917) OR PROTECTION TAPE (TB 05-938) UNDER TIE-WRAPS. 26) Attach the electrical cables, ducts, engine controls, hoses, etc., to the engine mount using new tie-wraps. 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(7) |
