What was found
ON CLIMB OUT PASSING THROUGH FL200 DURING ICE PNEUMATIC TEST EICAS & MASTER WARNING WE1 BLEED OVERTEMP AT APPROX 50 SECONDS DURING TEST. SECURED TEST BLEED TEMP BACK TO NORMAL RANGE DIVERT DUE TO ICING COND EN ROUTE. R & R LT FAN AIR CONTROL THERMOSTAT IAW AMM 36-11-06. OPERATIONS CHECKED GOOD IAW AMM 36-00-00-700-803-A. DURING ANTI-ICE TEST GOT BLEED 1 OVERTEMP WARNING ABOUT 40 SECONDS INTO TEST. R & R FAN AIR VLV LT IAW AMM 36-11-03 PN 8166101 SN 200007177. R & R LT TEMP SENSOR PN 81662413 SN 2005010514 IAW AMM 36-20-01. OPERATIONS CHECKED GOOD.