B-7 Page 2 of 2
MN-FLT-OH-201
Flight Crew Operations Manual Bulletin No. GOT-7 , Dated April 4, 2018 (continued)
Operating Instructions
If above FL230:
If the COWL VALVE light(s) illuminate with the master caution and the amber
ANTI-ICE light on the system annunciator panel, do the ENGINE COWL
VALVE OR TAI INDICATION Non-Normal Checklist.
If FL230 and below:
If the COWL VALVE light(s) illuminate with the master caution and the amber
ANTI-ICE light on the system annunciator panel, wait 20 seconds after
illumination of the master caution.
If the COWL VALVE light(s) extinguish, continue normal operations. No
further crew action is needed. No maintenance logbook write up is needed.
If the COWL VALVE light(s) remain illuminated, do the ENGINE COWL
VALVE OR TAI INDICATION Non-Normal Checklist.
March 1, 2021
