Yak 18T Flight Operations Manual
Page 22 of 82
Disclaimer: This manual is to be used as a reference only, it is based on translated Yak 18T Flight Operations
Manuals and has not been approved by the Yakovlev Design Bureau or any other authority.
61. CHECK propeller blade setting according to setting marks
62. CHECK for leakage of petrol and oil
63. CHECK the undercarriage and fixture of the undercarriage extension signal
lights, be sure that the tyre casing of the nose undercarriage leg is not
damaged, the tyre pressure is a standard one (15-20mm tyre deflection), the
damper conditions is proper (no mixture leakage) and camber of the shock-
absorber strut is normal, a visible portion of the stem should de equal to 173-
187mm
64. CHECK whether tyre casings of the main undercarriage legs, grounding
springs and signal lights fixtures of the undercarriage lowering are proper,
the tyre pressure is standard (25-30mm deflection) and the sag of the shock-
absorber struts is equal, the visible portion of the stem should be 204-
234mm
Main Undercarriage
Example Undercarriage
Front Undercarriage
65. CHECK the centre-wing section from below
66. unlike the diagram below, make sure that the landing split flap is raised and
fits TIGHTLY and that no fuel or oil leakage is present
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