(2)
With the throttle in the idle position, put the rig pin AT1 through the autothrottle side frames and cams (Fig. 201).
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(3)
The rig pin must be installed so that the autothrottle clutch link is in the center.
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(4)
Make sure that the "0" degree mark on the side of each cam aligns with the applicable pointer on the side frames. Bend the pointer as necessary to align with the "0" degree mark.
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(5)
Remove the rig pin AT1.
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(6)
Do these steps to adjust switches S1, S2, S3, S5, S6, and S7.
(a)
Set the left and right autothrottle cam's to the position shown in step 1, Fig. 204, for switches S1, S2, S3, S5, S6, and S7.
(b)
Do a continuity check between the pins shown in step 1, Fig. 204, for each switch and do these adjustments as necessary. 1) If an open circuit exists, push the locking channel on the
microswitch pack and turn the adjustment bolt counterclockwise just until a closed circuit exists. Continue to turn the adjustment bolt counterclockwise the minimum amount necessary to lock the bolt in the channel.
2) If a closed circuit exists, continue with the procedure.
(c) Set the left and right autothrottle cam's to the position shown in step 2, Fig 204, for each switch.
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(d) Do a continuity check between the pins shown in step 2, Fig. 204, for each switch and do these adjustments as necessary. 1) If an open circuit exists, push the locking channel on the
microswitch pack and turn the adjustment bolt counterclockwise until a closed circuit exists. Then turn the adjustment bolt clockwise just until an open circuit exists. Continue to turn the adjustment bolt clockwise the minimum amount necessary to lock the bolt in the channel.
2) If a closed circuit exists, push the locking channel on the microswitch pack and turn the adjustment bolt clockwise just until an open circuit exists. Continue to turn the adjustment bolt clockwise the minimum amount necessary to lock the bolt in the channel.
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(7) Do these steps to adjust switches S19 and S20.
(a)
Set the left and right autothrottle cam's to the position shown in step 1, Fig. 204, for switches S19 and S20.
(b)
Do a continuity check between the pins shown in step 1, Fig. 204, for each switch and do these adjustments as necessary. 1) If an open circuit exists, push the locking channel on the
microswitch pack and turn the adjustment bolt counterclockwise just until a closed circuit exists. Continue to turn the adjustment bolt counterclockwise the minimum amount necessary to lock the bolt in the channel.
2) If a closed circuit exists, continue with the procedure.
(c)
Set the left and right autothrottle cam's to the position shown in step 2, Fig. 204, for each switch.
(d)
Do a continuity check between the pins shown in step 2, Fig. 204, for each switch and do these adjustments as necessary. 1) If an open circuit exists, push the locking channel on the
microswitch pack and turn the adjustment bolt counterclockwise until a closed circuit exists. Then turn the adjustment bolt clockwise just until an open circuit exists. Continue to turn the adjustment bolt clockwise the minimum amount necessary to lock the bolt in the channel.
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2) If a closed circuit exists, push the locking channel on the microswitch pack and turn the adjustment bolt clockwise just until an open circuit exists. Continue to turn the adjustment bolt clockwise the minimum amount necessary to lock the bolt in the channel.
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(8) Do these steps to adjust switches S10, S14, S17 and S18.
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