Actual Zone Temperatures are above Selected Zone Temperatures (In Flight)

TASK 21-63-00-810-843-A
Actual Zone Temperatures are above Selected Zone Temperatures (In Flight)

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 25-24-41-400-001	Installation of the Overhead Stowage Compartments (OHSC)

3. Fault Confirmation
Subtask 21-63-00-710-128-B

A. Not applicable.

4. Fault Isolation
Subtask 21-63-00-810-134-B

A. Make sure that:
(1) For the cabin temperature sensors 22HK and 23HK:

the temperature-sensor air duct inlet-grill is correctly positioned in and over the air duct inlet AMM 25-24-41-400-001.

[Rev.8 from Aug 2018] 2026.04.04 04:25:03 UTC