DA 40 Series
% Maintenance Practices
% 1. General
% This section gives you the maintenance practices for the fuel distribution system. The procedures are
% limited to the removal/installation of the main components of the system.
% Obey the safety precautions for fuel at all times.
% WARNING: DO NOT GET FUEL ON YOU. FUEL CAN CAUSE SKIN DISEASE.
% WARNING: DO NOT ALLOW FIRE NEAR FUEL. FUEL BURNS AND CAN CAUSE
% INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
% WARNING: DO NOT BREATH FUEL VAPOR. FUEL VAPOR CAN MAKE YOU ILL.
% 2. Remove/Install the Emergency Fuel Valve and the Gascolator
% A. Remove the Emergency Fuel Valve and the Gascolator
% Remove the emergency fuel valve and the gascolator as an assembly.
% Obey the safety precautions for fuel at all times.
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Detail Steps/Work Items Key Items/References
(1) Defuel the airplane. Refer to Section 12-10.
(2) Remove the access panel from the bottom of the fuselage around the gascolator drain valve. Refer to Section 52-40.
(3) Drain the fuel from the distribution system. Use a suitable container. Drain the fuel from the gascolator drain valve.
(4) Disconnect the flexible hose which connects the left fuel tank to the emergency fuel valve, at the valve. Put caps on the connections.
(5) Disconnect the union at the T-piece which connects the right fuel tank to the emergency fuel valve, at the valve. Put caps on the connections.
(6) Disconnect the fuel pipe which connects the gascolator to the firewall, at the gascolator. Put caps on the connections.
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DA 40 Series
Detail Steps/Work Items Key Items/References
(7) Remove the emergency fuel valve and the gascolator: S Remove the bolt and washer which attach the gascolator mounting bracket. S Remove the four bolts and washers which attach the emergency fuel valve to the fuselage. S Lower the emergency fuel valve and the gascolator clear of the airplane. Hold the emergency fuel valve!
% % % B. Install the Emergency Fuel Valve and the Gascolator
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Detail Steps/Work Items Key Items/References
(1) Remove the left pilot's seat. Refer to Section 25-10.
(2) Move the emergency fuel valve and the gascolator into position in the fuselage. Make sure that the gascolator mounting bracket is correctly located. Slide connecting shaft into the mating part of the emergency fuel valve. Make sure that both the control lever in the cockpit and the emergency fuel valve are at the same position.
(3) Install the emergency fuel valve and the gascolator: S Install the 4 washers on the 4 bolts. S Put the bolts and washers into position through the emergency fuel valve into the anchor-nuts. S Install the bolt and washer which attach the gascolator mounting bracket. S Tighten the bolts.
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DA 40 Series 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：钻石40飞机维护手册 DA 40 SERIES AMM 3(48)
