(c)  
P18-5 panel

 S 865-097
 (4)  
Turn the dc meter switch to the TR1 position.

 S 865-098

 (5)  
Push the MASTER CAUTION light to reset.

 (6)
Remove the external power if it is not necessary (AMM 24-22-00/201).

 S 865-100

 (7)  
Set the battery switch to the OFF position.

 S 865-099
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A
737-300/400/500MAINTENANCE MANUAL
 STORAGE BATTERY - MAINTENANCE PRACTICES
_______________________________________
 1.  General_______
 A.  This procedure contains 4 tasks for the storage battery (referred to as battery).
 (1)  
The removal of the battery.

 (2)  
The installation of the battery.

 (3)  
The check of the battery.

 (4)  
The cleaning of the battery.

 B.  
Battery Servicing Limits

 (1)  
You cannot do servicing on the 20-cell nickel-cadmium battery while it is installed on the airplane.

 C.  
Safety Precautions

 (1)  
Keep all the equipment and material that you use on the lead-acid batteries away from the nickel-cadmium batteries.

 (2)  
Do not touch the fluid that is in the battery. Clean the fluid off the skin with a 3% solution of acetic acid or vinegar and large quantity of water.

 (3)  
Do not let the fluid in the battery fall on the airplane structure. If there is battery fluid on the airplane structure, refer to the Corrosion Prevention Manual, Part I, CPM 20-43-00.

 D.  
The battery is installed on a tray in the electronic equipment
 compartment adjacent to the access door (Fig. 201).

 TASK 24-31-11-002-001
 2.  The Removal of the Battery__________________________
 A.  Special Tools and Equipment
 (1)  
P/N B24001-101 - Battery Hoist

 B.  
Standard Tools and Equipment

 (1)  
A cart or a hand-truck that can move the battery to and from the airplane.

 C.  
Access

 (1)  
Location Zone
 205 Electronic Compartment

 (2)  
Access Panel
 1201 Electronic Equipment Access Door

 D.  
Procedure

 S 862-063
 (1)  Make sure that the BAT switch on the P5-13 panel is in the OFF position.
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A

737-300/400/500
MAINTENANCE MANUAL

BATTERY 
SEE  A 
ELECTRONIC 
COMPARTMENT 
ACCESS DOOR 

THERMOSTAT INTERCELL LINK SCREWS
BATTERY CONNECTOR
THERMOSTAT
CONNECTOR

BATTERY MOUNTING BRACKET
20-CELL 36-AMP HR BATTERY A Battery Component Location Figure 201
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A 737-300/400/500MAINTENANCE MANUAL
 S 862-003
 (2)  Make sure that the GROUND SERVICE switch on the P13 forward attendant's panel is in the OFF position.
 S 862-004
 (3)  Open these circuit breakers and attach DO-NOT-CLOSE tags: (a) P18-5 Circuit Breaker Panel 1) C22 HOT BATTERY BUS (b) P6-4 Load Control Center Panel 1) C809 BAT CHARGER 2) C842 ALT BAT CHARGER
 S 012-056

 WARNING:_______KEEP ALL OF THE METAL OBJECTS (FOR EXAMPLE: TOOLS, WIRE, BRUSHES, WATCH BANDS, RINGS, AND IDENTIFICATION BRACELETS) AWAY FROM THE OPEN TOP OF THE BATTERY. A SHORT CIRCUIT CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
　
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