Manual

3.16. Procedure in case of malfunction

Whenever a SIG SG 550/551 SP no longer works due to a malfunction,

proceed as follows:

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Carry out loading movement;

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Continue firing;

If the weapon does not fire:

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Insert a fresh magazine;

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Loading action;

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Continue firing;

If the weapon still does not fire:

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Put weapon on safe;

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Remove magazine;

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Loading action, hold the bolt in rearmost position, check ejection

of cases and, if necessary, remove any jammed cases or

cartridges;

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Turn gas valve to position II when weapon is heavily fouled or

iced up;

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Insert a fresh magazine and load;

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Set safety lever to the desired firing mode, continue firing;