B777 LSC ARR CHK LIST WORK DESCRIPTION 12. FLIGHT DECK & CABIN 10) OP/C – FUEL Crossfeed valve. REF' MANUAL TASK 28-22-00-730-801 PROCEDURE OR METHOD 1. Push the FWD CROSSFEED switch-light, on the P5 Overhead Panel, to the OPEN position. A. Make sure the COMMAND and STATUS indications for the forward crossfeed valve show as OPEN and OPEN respectively, on the 28 - Fuel Management maintenance page. 2. Push the FWD CROSSFEED switch-light, on the P5 Overhead Panel, to the CLOSED position. A. Make sure the COMMAND and STATUS indications for the forward crossfeed valve show as CLOSED and CLOSED respectively, on the 28 - Fuel Management Maintenance page. 3. Push the AFT CROSSFEED switch-light, on the P5 Overhead Panel, to the OPEN position. A. Make sure the COMMAND and STATUS indications for the aft crossfeed valve show as OPEN and OPEN respectively, on the 28 - Fuel Management Maintenance page. 4. Push the AFT CROSSFEED switch-light, on the P5 Overhead Panel, to the CLOSED position. A. Make sure the COMMAND and STATUS indications for the aft crossfeed valve show as CLOSED and CLOSED respectively, on the 28 - Fuel Management maintenance page. REQUIRE EQUIPMENT OR TOOL NONE REFERENCE

B777 LSC Guide_Check Item a-12-10

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Page 1: B777 LSC Guide_Check Item a-12-10

B777 LSC ARR CHK LIST

WORK DESCRIPTION

12. FLIGHT DECK & CABIN 10) OP/C – FUEL Crossfeed valve.

REF' MANUAL TASK 28-22-00-730-801

PROCEDURE OR METHOD

1. Push the FWD CROSSFEED switch-light, on the P5 Overhead Panel, to the OPEN position. A. Make sure the COMMAND and STATUS indications for the forward crossfeed valve

show as OPEN and OPEN respectively, on the 28 - Fuel Management maintenance page.

2. Push the FWD CROSSFEED switch-light, on the P5 Overhead Panel, to the CLOSED position. A. Make sure the COMMAND and STATUS indications for the forward crossfeed valve

show as CLOSED and CLOSED respectively, on the 28 - Fuel Management Maintenance page.

3. Push the AFT CROSSFEED switch-light, on the P5 Overhead Panel, to the OPEN position. A. Make sure the COMMAND and STATUS indications for the aft crossfeed valve

show as OPEN and OPEN respectively, on the 28 - Fuel Management Maintenance page.

4. Push the AFT CROSSFEED switch-light, on the P5 Overhead Panel, to the CLOSED position. A. Make sure the COMMAND and STATUS indications for the aft crossfeed valve

show as CLOSED and CLOSED respectively, on the 28 - Fuel Management maintenance page.

REQUIRE EQUIPMENT OR TOOL

NONE

REFERENCE