Vedeneyev M-14P, Maintenance Manual

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TO M-14P M.S T A S K C A R D No. 206
MS ITEM
PROCEDURE
: Adjustment of Altitude Control
OPERATIONS AND TECHNICAL REQUIREMENTS CORRECTIVE
ACTIONS
CHE
CKED BY
1. Measure the altitude control needle position, using the following procedure. (1) Unlock
and drive out plug (3) (Ref. Fig. 202) from the carburetor.
(2) Using a special template or depth gauge, measure the actual initial position of the
needle (Ref, Fig. 203).
(3) Determine the required initial position of the altitude control needle against the
barometric graph, size A,
2, Adjust the altitude control if measured size A is other than size A required by the
barometric graph using the following procedure:
(1) Unlock and undo the lock nut of screw (1) (Ref. Pig. 202). (2) Turn screw (1) to the
required side,
KOTBi To decrease aneroid capsule size A, drive in the screw, to increase it, drive the
screw out. One revolution of the screw corresponds to 1 nun.
(3) Tighten the lock nut of screw (1).
(4) Lock the lock nut with wire. »
3. Screw on plug (3) and lock it.
4. Make an entry on the operations performed in the carburetor Certificate.
MOTES; 1. Check the altitude control needle position for correspondence to the
barometric graph when installing a new carburetor and after every 100 h of engine operation,
2. Carry out the check on the shutdown engine. 3. It is allowed to adjust the altitude
control only if the needle