S19 42` |2` (FWD) 1 42` |2` (FWD) 1 P1 19,20 P1 18,19
S20 P2 13,14 P2 12,13
S19 50` |2` (FWD) 1 50` |2` (FWD) 1 P1 18,19 P1 19,20
S20 P2 12,13 P2 13,14
S21 6.0` |0.5` (REV) 6.0` |0.5` (REV) P3 5,6 P3 5,8
S22 P4 5,6 P4 5,8
S23 P3 3,12 P3 10,12
S24 P4 3,12 10,12P4
S21 3.0` |0.5` (REV) 3.0` |0.5` (REV) P3 5,8 P3 5,6
S22 P4 5,8 P4 5,6
S23 P3 10,12 P3 3,12
S24 P4 10,12 P4 3,12
SEE FIG. 201 TO SET AUTOTHROTTLE QUADRANT: . (FWD) FORWARD THRUST DIRECTION FROM 0` REFERENCE . (REV) REVERSE THRUST DIRECTION FROM 0` REFERENCE
SEE FIG. 203 FOR WIRING SCHEMATIC.
Switch Adjustment - Check
Figure 205 (Sheet 2)
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MAINTENANCE MANUAL
S 622-151
(4) Supply electrical power (AMM 24-22-00/201).
(a) Supply electrical power to the airplane buses from a single electrical source, either the left IDG, right IDG or APU generator.
S 222-152
(5)
Push the L and R UTILITY BUS switches on the electrical system control panel on the P5 panel to the ON position.
S 222-153
(6)
Make sure the L and R UTILITY BUS yellow OFF annunciators are not on.
S 222-154
(7)
Set the two thrust levers against the forward stops.
S 622-155
(8)
Make sure the L and R UTILITY BUS yellow OFF annunciators come on.
H. Put the airplane back to its usual condition
S 862-030
(1)
Put the thrust levers to the idle position.
S 862-101
(2)
Push the L and R UTILITY BUS switches on the electrical system control panel on the P5 panel to the ON position.
S 862-031
(3)
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:
(a)
11F15, TMC DC
(b)
11G11, AUTO SPEED BRAKE
(c)
11S21, AUTOBK ANTISKID TEST IND 2
S 862-032
(4)
Do the spoiler/speedbrake activation procedure (Ref 27-61-00).
S 862-033
(5)
Do the activation procedure for the thrust reverser
(Ref 78-31-00/201).
(6)
Close the access panel, 113AL (Ref 06-41-00).
S 412-056
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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757 MAINTENANCE MANUAL
S 862-034
(7) Remove electrical power if it is not necessary (Ref 24-22-00).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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757 MAINTENANCE MANUAL
AUTOTHROTTLE CLUTCH PACK - REMOVAL/INSTALLATION
_______________________________________________
1. General_______
A. The autothrottle clutch pack assembly is below the flight compartment floor, below the control stand. The clutch pack has two clutch assemblies installed on one shaft. The shaft is connected to a gearbox and servomotor generator. Access to the clutch pack is through the flight/landing gear/engine control components access panel 113AL.
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