S 866-299
 (3)  AIRPLANES WITH THE APU CONTROL PANEL M1; Do the steps that follow:
 (a)  
Remove APU Control panel, M1, from the pilots' overhead panel P5.

 (b)  
Remove the electrical connector D3576 from the APU Control panel.

 (c)  
Connect a jumper wire between pin 22 and ground of connector D3576 on the APU Control panel.

 S 866-110
 (4)  Remove the DO-NOT-CLOSE tag and close these circuit breakers on the P11 panel:
 (a)  
11Q23, AIR SUPPLY APU BLEED AIR CONT

 (b)  
11A35, INDICATOR LIGHTS 4

 S 866-111
 (5)  
Push the APU BLEED AIR VALVE switch on the BLEED AIR CONTROL PANEL, (M10259), to the open position.

 S 746-112

 (6)  
Make sure that the VALVE light comes on and then goes off.

 S 746-113

 (7)  
Make sure the white bar light on the APU BLEED AIR VALVE switch comes on.

 S 016-114
 WARNING: STAY OFF THE SERVICE ACCESS DOOR, 311AL AND THE ELEVATOR
_______ CONTROL ACCESS DOOR, 313AL. YOUR WEIGHT CAN CAUSE THE SPRING-LOADED LATCHES TO RELEASE. IF YOU FALL THROUGH THE DOOR, INJURY CAN OCCUR.
 (8)  
Open the APU controls bay access door, 313AL (AMM 06-42-00/201).

 (9)  
Find the APU air supply shutoff valve in the APU compartment.

 S 866-115
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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MAINTENANCE MANUAL

 S 746-116
 (10)
 Make sure that the manual override handle on the APU air supply shutoff valve is in the OPEN position.

 S 986-117

 (11)
 Pull the APU fire handle out to emergency fire position.

 NOTE: When you pull the fire handle into the emergency fire
____ position, it is necessary to use the manual fire override switch behind the fire handle.
 S 746-118
 (12)
 Make sure the manual override handle on the APU air supply shutoff valve is in the CLOSED position.

 S 986-119

 (13)
 Put the APU fire handle to the normal (horizontal) position.

 S 866-120

 (14)
 Push the APU BLEED AIR VALVE switch on the BLEED AIR CONTROL panel, M10259, to the closed position.

 S 746-121

 (15)
 Make sure that the VALVE light comes on and then goes off.

 S 746-122

 (16)
 Make sure the white bar light on the APU BLEED AIR VALVE switch goes off.

 S 866-125

 (17)
 Open these circuit breakers on the P11 panel and attach a DO-NOT-CLOSE tag:

 (a) 11Q23, AIR SUPPLY APU BLEED CONT
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757 MAINTENANCE MANUAL
 (b)  11A35, INDICATOR LIGHTS 4
 S 866-297
 (18) AIRPLANES WITH APU CONTROL PANEL M1;
 Do the steps that follow:

 (a)  
Remove the jumper wire between pin 22 and ground of connector D3576 on the APU Control panel.

 (b)  
Connect the electrical connector D3576 to the APU Control panel, M1.

 (c)  
Install the APU Control panel to the pilot's overhead panel, P5.

 S 866-298
 (19) AIRPLANES WITH THE APU START PANEL M10324;
 Do the steps that follow:

 (a)  
Open this circuit breaker on the E6 rack in the Aft Equipment Center and attach a DO-NOT-CLOSE tag: 1) 6E6, APU START

 (b)  
Remove the jumper wire between pin B1 and ground of connector D2436 on the APU START CONTROL relay.

 (c)  
Install the APU START CONTROL relay, K10030, on the E6 rack relay panel in the Aft Equipment Center.

 (d)  
Remove the DO-NOT-CLOSE tag and close this circuit breaker on the E6 rack: 1) 6E6, APU START

 S 866-133
 (20) Remove the DO-NOT-CLOSE tag and close these circuit breakers on the P11 panel:
　
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