Tech was informed that customer did not have voltage to 2 wires and resistance on the common wire tech went under house found the wire was extremely hard to pull from the wall indicating it was stapled to wall studs tech also found wire had splice with only 5 out of 7 wires connected tech spoke with customer informed him on findings and that the existing wire was in good condition but will require to resplice customer approved repairs. Tech re spliced wire and insured connections were good customer was able to set up thermostat with no issue tech cycled system to insure proper operation system is operating properly at this time.