Low Bleed Pressure of Engine 1 in Climb

TASK 36-11-00-810-A39-A
Low Bleed Pressure of Engine 1 in Climb

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 36-11-00-740-802	BITE Test of the Engine Bleed Air System (EBAS) (System Test)
AMM 36-11-51-000-802	Removal of the HP Bleed Valve
AMM 36-11-51-400-802	Installation of the HP Bleed Valve

3. Fault Confirmation
Subtask 36-11-00-710-505-A ** ON A/C NOT FOR ALL

A. Test
(1) Do the BITE test EBAS AMM 36-11-00-740-802.

4. Fault Isolation
Subtask 36-11-00-810-496-A ** ON A/C NOT FOR ALL

A. If the test gives a maintenance message:

(1) If there is no maintenance message:
(2) Replace the [4000HA] AMM 36-11-51-000-802 and AMM 36-11-51-400-802.

Subtask 36-11-00-710-506-A ** ON A/C NOT FOR ALL

B. After the subsequent flight, make sure that the fault does not continue.

[Rev.8 from Aug 2018] 2026.04.04 04:33:58 UTC