After landing the crew moved thrust reverse levers for engine thrust reverse deployment-no proper reverse deployment,the translating sleeves are not moving at the same rate,indication of fault in the cockpit,etc. After not so fast troubleshooting fault was found:it was the RETURN LINE FUSE.(Ref.AMM 78-34-00,page 7,figure 1,AMM 78-34-07 401) Thanks to Boris from Latvia.
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