(b)
Put these switches on the fuel management control panel (P5) to the ON position: 1) L AFT PUMP 2) L FWD PUMP 3) R AFT PUMP 4) R FWD PUMP 5) LEFT C PUMP 6) RIGHT C PUMP
(c)
Put these switches on the hydraulic system control panel (P5) to the ON position: 1) L ELEC HYD PUMP 2) C ELEC 1 HYD PUMP 3) C ELEC 2 HYD PUMP 4) R ELEC HYD PUMP
(d)
Put These switches on the air conditioning control module (P5) to the ON position. 1) L RECIRC FAN 2) R RECIRC FAN
(e)
Make sure these indications for the right power channel show on the lower EICAS display: 1) AV-C = 115 |5 2) FREQ = 400 |5 3) LOAD = 0.50 or larger
(f)
Put to the OFF position all the switches put to the ON position in the test.
(g)
Push the EXT PWR switch (P5). 1) Make sure the white ON light in the switch comes on. 2) Make sure the yellow OFF light in the R GEN CONT switch
(P5) is on. 3) Make sure the two BUS OFF lights (P5) are off.
S 745-044
(2) Do the BITE test (AMM 24-11-00/501).
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G. The Disconnect Test and the Connect Test
S 715-045
(1) Do the disconnect test and the connect test:
(a)
AIRPLANES WITH GEN FIELD CONT SWITCHES ON P61 MAINTENANCE PANEL (WDM 24-22-11); Make sure the FIELD OFF light in the switch for the right generator field (P61) is off.
(b)
Make sure these indications for the right power channel show on the lower EICAS display: 1) AC-V = 115 |5 2) FREQ = 400 |5
(c)
Momentarily push the R GEN DRIVE DISC switch (P5). 1) Make sure these lights come on: a) The yellow DRIVE light in the R GEN DRIVE DISC switch (P5).
b) AIRPLANES WITH GEN FIELD CONT SWITCHES ON P61 MAINTENANCE PANEL (WDM 24-22-11); The white FIELD OFF light in the switch for the right generator field (P61).
2) Make sure these indications for the right power channel show on the lower EICAS display: a) AC-V = 0 |5 b) FREQ = 0 |5
3) Make sure these indications show on EICAS: a) R GEN OFF b) R GEN DRIVE
(d)
Stop the right engine (Ref 71-00-00).
(e)
Push the AUTO EVENT READ switch on the EICAS maintenance panel (P61).
(f)
Push and hold the ERASE button on the EICAS maintenance panel (P61) for 3 seconds. 1) Make sure the AUTO EVENT on the EICAS erases.
(g)
Open the fan cowl panels of the right engine (Ref 71-11-04).
(h)
Slowly pull the disconnect reset ring on the IDG to the outer limit and monitor the force necessary. 1) The operation of the ring must be smooth and must move
freely. 2) A click must be felt when you pull the ring to the outer limit.
(i)
Permit the disconnect reset ring to go back slowly to the maximum inner position. 1) The operation of the ring must be smooth and must move
freely.
(j)
Slowly pull the ring to the outer limit, and monitor the force necessary. 1) The force must be less than when you pulled the ring the
first time.
2) There must be no click.
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757 MAINTENANCE MANUAL
(k) Permit the ring to slowly go back to the maximum inner position. 1) If the IDG does not correctly set, replace the IDG
(Ref 24-11-01).
S 415-016
(2)
Close the fan cowl panels (AMM 71-11-04/201).
S 745-017
(3)
Push the RESET switch on the front of the BPCU (E5-3).
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