AN OFF-PROPERTY POWER FAILURE STOPPED THE #1 SHAFT MANHOIST WITH 2 EMPLOYEES ON BOARD THE CAGE. WHEN POWER RETURNED THE HOIST WOULDM'T FUNCTION. AN ELECTRICIAN WAS SUMMONED TO THE SCENE AND FOUND A SMALL FUSE HAD FAILED. IT WAS REPLACED AND BACK IN SERVICE AT 6 P.M. NO INJURIES OCCURRED; THE DAMAGE WAS LIMITED TO ONE FUSE.