The accessory module (figure 4) consists of:
A tubular frame (1) housing a two-compartment chest (2). A 28 vdc maintenance free aircraft battery (3) is located
inside the battery compartment (4). A two-conductor battery power cable (W202) (5) with an auxiliary pump power
leg (6) is connected to the battery and stowed in the electrical stowage compartment (7) of the chest. A multi-
conductor control cable (W201) (8) is connected to the control box and also stowed in the electrical cable stowage
compartment of the chest
A control box (9) located on top of the battery compartment contains the voltage regulator and control panel.
Controls and indicators on the control panel, including an emergency stop switch, are used to start and stop the
engine and to indicate system malfunctions. A ground cable (10) is attached to a stud on the rear of the control box.
Figure 4. Accessory Module