Tech found the wires going to a/h were spliced and electric said they will have to put a panel up there with w breakers feeding the a/h. Tech was able to trace back the main power wire to a 100 amp breaker that’s as tripped on the outside panel tech reset breaker and system started up tech programmed thermostat. Tech then ran cooling mode and added 10oz of 410a to achieve the request cooling of 8 degrees. Temperature inside was 49 supply 70 return. Tech then etched heat strips found the amp draws was 20.1 amps within specs. Tech tested heat pump heat temperature being 96 supply 70 return. System is operating properly at this time. Tech removed the 60 amp fuse from condenser disconnect replaced with 40 amp.