AD30 Underground Articulated Truck Machine Electrical System Accessories Caterpillar


Accessories
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Illustration 1g01001134

Accessories circuit

The components of the accessories circuit are the accessories plug, the cassette plug, the speaker plugs, the 24 volt to 12 volt converter, the 24 volt to 12 volt converter (cassette), and the power outlet.




Illustration 2g00999833

Right side view above dash panel

(1) Cassette plug




Illustration 3g00998378

Right side view above the dash panel

(2) Right speaker plug




Illustration 4g00998379

Left side view of cab above the dash panel

(3) Left speaker plug

Cassette plug (1) and right speaker plug (2) are located above the right side dash panel. Left speaker plug (3) is located above the left side dash panel. Remove the covers to locate the cassette plug and the speaker plugs.




Illustration 5g00998380

Right side view below the dash panel (cover removed)

(4) Accessories plug




Illustration 6g01013672

Right side view below the dash panel (cover removed)

(5) 24 volt to 12 volt converter (cassette)




Illustration 7g00998381

Right side view below dash panel

(6) Power outlet




Illustration 8g00999834

Front view of cab (front cover plate removed)

(7) 24 volt to 12 volt converter

With the key start switch in the OFF position, 24 volt power is supplied from the batteries via circuit breaker #4 to 24 volt to 12 volt converter (cassette) (5), 24 volt to 12 volt converter (7) and to accessories plug (4). The 24 volt to 12 volt converter supplies 12 volt power to the accessories plug and to power outlet (6) .

With the key start switch in the ON position, 24 volt power is supplied from the batteries via circuit breaker #14 to the 24 volt to 12 volt converter (cassette), to the 24 volt to 12 volt converter and to the accessories plug. The 24 volt to 12 volt converter (cassette) supplies 12 volt power to the cassette plug. The 24 volt to 12 volt converter supplies 12 volt power to the accessories plug.

With the key start switch in the ON position 24 volt power is supplied from the dash light circuit to the accessories plug.

Information System:

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