ANTI ICE CAPT TAT
PROBES HEAT COMPUTER (PHC)
— RESET PROCEDURE—
Pull & Reset:
PHC1: D03
PHC2: Y12
PHC3: Y16
Pull CBs for: 3 sec
POST: 9 sec

ANTI ICE CAPT TAT
PROBES HEAT COMPUTER (PHC)
— RESET PROCEDURE—
Pull & Reset:
PHC1: D03
PHC2: Y12
PHC3: Y16
Pull CBs for: 3 sec
POST: 9 sec
All instructions and limitations given in those documents that relate to the resetting of systems both on the ground and in the air must be respected. No reset should be attempted without a thorough appreciation of the technical ramifications. No more than one computer should be reset at any one time. No reset should be attempted in flight unless specifically permitted by the QRH. Maintenance messages remaining after a reset require engineering investigation.






