1) 1 TRANSFER BUS OFF
2) 1 SOURCE OFF
3) 1 GEN OFF BUS
4) 2 TRANSFER BUS OFF
5) 2 SOURCE OFF
(n) Set the AC meter selector switch on the P5-13 panel to the GEN 2 position.
(o) Make sure the AC meter shows these values:
1) AC VOLTS = 110-120
2) CPS FREQ = 395-405
(p) Set the APU GEN 1 switch to the ON position.
(q) Make sure the APU GEN OFF BUS light goes off.
(r) Make sure the 1 GEN OFF BUS light comes on.
(s) Make sure these lights stay off:
1) 1 TRANSFER BUS OFF
2) 1 SOURCE OFF
3) 2 TRANSFER BUS OFF
4) 2 SOURCE OFF
5) 2 GEN OFF BUS
(t) Set the APU GEN 2 switch to the ON position.
(u) Make sure the 2 GEN OFF BUS light comes on.
(v) Make sure these lights stay off:
1) APU GEN OFF BUS
2) 1 TRANSFER BUS OFF
3) 1 SOURCE OFF
4) 2 TRANSFER BUS OFF
5) 2 SOURCE OFF
(w) Set the GEN 1 switch on the P5-4 panel to the ON position.
(x) Make sure the 1 GEN OFF BUS light on the P5-4 panel goes off.
(y) Make sure these lights stay off:
1) APU GEN OFF BUS
2) 1 TRANSFER BUS OFF
3) 1 SOURCE OFF
4) 2 TRANSFER BUS OFF
5) 2 SOURCE OFF
(z) Set the GEN 2 switch on the P5-4 panel to the ON position.
(aa) Make sure the 2 GEN OFF BUS light on the P5-4 panel goes off.
(ab) Make sure the APU GEN OFF BUS light comes on.
(ac) Make sure these lights stay off:
1) 1 TRANSFER BUS OFF
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
24-21-00
Page 504
D633A101-ILF Oct 15/2017
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
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