(b)
Remove the wire terminals on the main battery shunt.
(c)
Remove the screws that hold the battery shunt.
(d)
Remove the battery shunt.
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MAINTENANCE MANUAL
FORWARD MAIN MAIN BATTERY
EQUIPMENT BATTERY, CONNECTOR
CENTER M223
SEE A
MAIN BATTERY SHUNT, M224
SEE C
MAIN BATTERY CURRENT MONITOR
SEE B
FWD
INBD JAMNUTS FORWARD EQUIPMENT CENTER
LOCK WASHERS A
ELECTRICAL CONNECTOR
FLAT WASHER
TO BATTERY
WIRE TERMINAL
WIRE TERMINAL
BATTERY
SHUNT
SCREW FWD
TO GROUND MAIN BATTERY SHUNT INBD
BATTERY CABLE FEED-THROUGH
C
MAIN BATTERY CURRENT MONITOR B
Main Battery Shunt Installation Figure 401
H40756
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MAINTENANCE MANUAL
TASK 24-31-09-404-005
3. Install the Main Battery Shunt (Fig. 401)
______________________________
A. Equipment
(1) Bonding meter - Model T-477W
Avtron Manufacturing, Inc.,
Cleveland, Ohio
B. References
(1) AMM 24-22-00/201, Electrical Power - Control
C. Access
(1)
Location Zone
113/114 Area forward of NLG wheel well
(2)
Access Panel
113AL Forward equipment center access
D. Install the Battery Shunt
S 424-006
(1) Do these steps to install the battery shunt:
(a)
Put the battery shunt in position.
(b)
Install the two screws that hold the battery shunt.
(c)
Install the terminal lug, flat washer, lock washer and jam nut on the shunt terminal post.
(d)
Tighten the jam nut to 35 +/- 5 pound-inch.
(e)
Install the lock washer and jam nut on the terminal post.
(f)
Tighten the jam nut to 35 +/- 5 pound-inch.
(g)
Install the terminal lug, washer, lock washer and tighten the screws on the shunt (SWPM 20-30-11).
(h)
Make sure the main battery ground nut is torqued to 190 +/- 10 pound-inch (SWPM 20-20-00).
(i)
Connect the battery connector to the main battery.
(j)
Make sure the bonding resistance between the main battery ground stud and airplane structure is not more than 0.0001 ohms (SWPM 20-20-00).
S 164-012
(2) Clean the area around the battery shunt and the ground stud nut.
S 864-007
CAUTION: CLOSE THESE CIRCUIT BREAKERS IN THE SEQUENCE SHOWN TO PREVENT
_______
DAMAGE TO THE BATTERY CHARGER.
(3) Remove the DO-NOT-CLOSE tag and close these circuit breakers on the P6 panel:
(a) GUN 051;
6L7, APU/MAIN BAT TIE
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(b)
6L8, MAIN BAT CHGR
(c)
6L9, HOT BAT BUS
(d)
6L10, BAT BUS PWR
(e)
6L11, INV PWR BAT
(f)
6L12, CENTER BUS DC
(g)
6F6, LANDING GEAR ALTN EXT MOTOR
S 864-008
(4) Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P37 panel:
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