SDR ASAA2015043011598

Service difficulty report · Warning Light · Boeing 737890

Difficulty date: April 30, 2015
Submitted: May 4, 2015
Operation: Air carrier
Aircraft: N530AS
Make and model: Boeing 737890
Aircraft serial: 36578
Aircraft time: 19,991 hours, 6,001 cycles
System (JASC): 3040 · Windshield/Door Rain/Ice Removal
Part: Warning Light
Condition: False Activation
Location: Window Heat
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FO'S SIDE R2 WINDOW OVERHEAT AT 20,000 FT CLIMBING, FOLLOWED QRH PROCEDURE, LIGHT CAME BACK ON. ACFT GROUNDED. PERFORMED BITE CHECK ON THE WINDOW HEAT CONTROL UNIT RT SIDE. MOST RECENT FAULTS WERE ON THE "WINDOW SENSOR," BUT IT HAD NO CURRENT FAULTS. PERFORMED FIM TASK 30-41/811, STEP G. WINDOW TEMP SENSORS CHECKED GOOD. PERFORMED AN OPS CHECK ON THE WINDOW HEAT SYSTEM IAW AMM 30-41-00-710-801, CHECKED GOOD.