IV Scan the text to fill in the spaces with correct prepositions.

1 An aircraft is fitted __ one or two main batteries depending __ its size and role.

2 The battery is located as close as possible __ its point of distribution; this is

__reduce IR losses __ heavy-duty cables.

3 __ smaller general aviation (GA) aircraft, the battery can be located __ the

engine compartment, alternatively __ the luggage compartment __ the rear

fuselage.

4 __ some larger GA aircraft the battery is located __ the leading edge __the wing.

5 Other locations include the nose equipment bay __ medium size helicopters or

attached __ theexternal airframe.

6 __ larger aircraft, e.g. the Boeing 737, one battery is located__ the Avionics

compartment.

7 Batteries are installed __ a dedicated box or compartment designed __ retain it

__ position and provide ventilation.

8 The battery compartment is usually fitted __ a tray __ collect any spilt electrolyte

and protect the airframe.

9 The structure around the battery compartment will be treated __ reduce any

damage __corrosion resulting __ any spilt electrolyte or fumes given __ during

charging.

10 Batteries must be secured __ prevent them __ becoming detached during

aircraft maneuvers; they are a fire risk if they become detached__ their tray.

11 When installing batteries __ the aircraft, extreme care must be taken not __

directly connect the terminals.

12 The battery must be secured __causing any deformation __ the casing which

could lead __ plate buckling and internal shorting.

13 __ pressurized aircraft the differential pressures __cabin and atmosphere are

used __ draw air __the venting system.

14 Removal __the aircraft battery can result __loss of power __any clocks that are

electrically.

15 If you disconnect the main battery with no power to the AIMS cabinets, you

lose some data.