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28-22-00
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757
MAINTENANCE MANUAL
S 715-395
(57)
GUN 104-999; Do the steps that follow:
(a)
Do the Operational Test for the hydraulic motor generator (AMM 24-25-00/501) to supply power to the right override pump.
(b)
Push the RIGHT C PUMPS switch-light to the on position.
1) If the RIGHT C PUMPS PRESS light stays on, push the RIGHT CPUMPS switch-light to the off position.
(c)
Listen at the right inboard rear spar and make sure the right override pump operates.
(d)
Push the RIGHT C PUMPS switch-light to the off postion.
(e)
Remove the hydraulic motor generator power.
S 865-084
(58)
Open this circuit breaker on the P6 panel and attach a DO-NOT-CLOSE tag:
(a)
6F20, R FUEL OVRD PUMP
S 865-085
(59)
Open this circuit breaker on the E6 rack and attach a DO-NOT-CLOSE tag:
(a)
E6, APU INLET DOOR ACT
S 865-086
(60)
Close these circuit breakers on the E6 rack:
(a)
E6, APU START
(b)
E6, APU BAT-APU CONT UNIT
S 865-087
(61)
Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P6 panel:
(a)
6H23, L FWD FUEL BOOST PUMP
S 865-088
(62)
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:
(a)
11B34, APU ALTN CONT
(b)
11D35, FUEL DC PUMP CONT
S 865-089
(63)
Put the APU master control switch on the P5 panel to the ON position.
(a)
If the L FWD PUMPS PRESS light stays on, put the APU mastercontrol switch to the off position.
S 285-090
(64) Listen at the front spar, aft of the leading edge slat No. 5, to make sure that the left forward fuel boost pump operates.
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