out of action
• temporarily unable to work or function.
• "a heart attack put him out of action"
Similar:
not working,
not in working order,
not functioning,
broken,
broken-down,
out of order,
out of service,
out of commission,
acting up,
unserviceable,
faulty,
defective,
non-functional,
in disrepair,
down,
conked out,
bust,
(gone) kaput,
gone phut,
on the blink,
gone haywire,
shot,