S 614-049
(11)
If the LOW PRESSURE light did not go off, do the procedure, "Put Fuel in the Fuel Boost Pump to Make Sure It Operates Correctly After You Install It".
J. Put Fuel in the Fuel Boost Pump to Make Sure It Operates Correctly After You Install It
S 864-050
(1)
Put the boost pump switch on the P5 panel to OFF.
S 864-051
(2)
Open these circuit breakers and attach the DO-NOT-CLOSE tags:
(a) P6 Main Power Distribution Panel 1) The master DIM AND TEST 2) The circuit breaker for the boost pump you installed. 3) The circuit breaker for the indication lights for the fuel
system.
S 614-052
(3) Do these steps to put fuel into the boost pump:
(a)
Open the drain valve in the bottom of the outer surface of the pump until some fuel flows out of the valve (Fig. 401).
(b)
When some fuel starts to flow out of the drain valve, close the valve.
(c)
If no fuel flows from the drain valve when you open it, do these steps to put fuel into the boost pump: 1) Manually close the removal valve for the fuel boost pump. 2) Put the fuel into the drain valve with the priming bottle
for the boost pump (Fig. 402).
NOTE: Put a minimum of 75 percent of a bottle full of
____ fuel of fuel into the boost pump.
3) Open the removal valve for the fuel boost pump and immediately do the procedure "Make Sure the Fuel Boost Pump Contains Fuel to Operate Correctly".
S 864-053
(4) Put the boost pump switch on the P5 panel back to OFF.
K. Put the Airplane Back to Its Usual Condition
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28-22-41
ALL ú ú 02 Page 414 ú Jul 12/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 414-054
CAUTION: MAKE SURE THERE IS SUFFICIENT SPACE BETWEEN THE FUEL BOOST PUMP
_______ AND THE LEADING EDGE FLAP. DAMAGE TO THE FLAP OR THE BOOST PUMP CAN EASILY OCCUR IF THERE IS NOT SUFFICIENT SPACE.
(1) Install the access panel for the fuel boost pump.
(a)
Make sure the removal valve for the boost pump is open.
(b)
Install the access panel for the fuel boost pump that you installed.
(c)
If the boost pump is on the front spar, install the small clearance panel below the handle on the removal valve handle. 1) Make sure the chain that attaches the small clearance panel
is not between the panel and the stringers. 2) Tighten the screws that attach the small clearance panel.
S 094-056
WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO REMOVE
_______ THE LE FLAP SAFETY LOCKS. THE LE FLAPS CAN MOVE QUICKLY IF YOU DO NOT REMOVE THE SAFETY LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(2) Remove the flap locks from the leading edge flaps if you installed them (AMM 27-81-00/201).
S 864-060
WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF THE LE
_______ AND TE FLAPS AND FLAP DRIVE MECHANISMS. THE LEADING EDGE AND THE TRAILING EDGE CONTROL SURFACES CAN EXTEND AND RETRACT QUICKLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(3) Retract the leading edge flaps if they are extended (AMM 27-81-00/201).
(a) Make sure there is a sufficient space between the leading edge flap and the forward boost pump while you retract the flaps.
S 864-057
(4) Remove the DO-NOT-CLOSE tags and close these circuit breakers:
(a) P6 Main Power Distribution Panel
1) CROSSFD VALVE (for the fuel crossfeed valve)
2) SHUT-OFF VALVE ENG 1
3) SHUT-OFF VALVE ENG 2
S 864-058
(5) Remove the electrical power if it is not necessary for other tasks (AMM 24-22-00/201).
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