The 1, 2, and 3 trains were disrupted when freon spilled into the 50th Street station, officials said.
The 1, 2, 3, 4, 5, 7, A, C, D, E, F, J, L, M, N, Q, R lines and Staten Island Railway will be affected.
The 1, 2, A, C, D, E, F, G, J, L, M, N, Q and R lines will have service changes.
The man died while fetching property dropped on the railbed, police sources said.
A 70-year-old woman was found dead at the 59th Street and Columbus Avenue stop early Friday, cops said.
The 1, 2, 4, 5, A, C, D, E, F, M, N, Q and R trains services will be affected this weekend.
The 1 train was temporarily suspended as crews repaired damaged tracks after a derailment Wednesday.
Service on the 1 line was suspended Chambers Street and 137th Street Wednesday evening.
Maintenance was set to disrupt 1, 2, 4, 5, 7, A, C, E, F, G, J, M, N, Q, and R trains over the weekend.
The lines will have service changes because of weekend subway maintenance.
Cellphone and Internet service will be available in 30 more stations starting on Thursday.
There will be service changes on the 1, 4, 6, A, C, D, E, F, G, J, M, N, Q and Brooklyn Shuttle.
The victim was electrocuted on the highly-charged rail in the Times Square Station, cops said.
Emily Singleton, 22, was found dead on Sunday with a head trauma consistent with a fall, police said.
The victim died Sunday at the Canal Street station, through which the 1 train runs, authorites said.
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