Operator`s manual

6.3 PUMP
The wiring used to control the dials, indicators and lamps on the Pump Control Panels is described under this
heading. For numbered references to the Pump Wiring Diagram, refer to Figure 6-1.
Power for the Pump Control Panels is provided through the 20 Amp Circuit Breaker (No. 1).
The Panel Lights on each side of the chassis (No. 29), the Indicator Lights (Nos. 30, 31 and 36) and the Pump
Compartment Lights (No. 28) are controlled by a single switch (No. 27) on the left-hand Pump Control Panel.
The Hour Meter (No. 32) and the Pump Power Shift Indicator Lamp (No. 41) are wired in series with the Pump
Power Shift Switch (No. 39). The Priming Pump (No. 42) is controlled by a Switched Priming Valve (No. 33)
through a Solenoid Switch (No. 40).
A Relief Valve Pressure Switch (No. 44) controls the Relief Valve Indicator Lamp (No. 45) on the Pump Control
Panel.
6.4 LADDER
6.4.1 General
The description of the electrical wiring for the ladder is divided into four areas: the 110 VAC Circuits, the
Water Tower Circuits, the Ladder Circuits Above the Turntable, which includes the Ladder Control
Console; and the Ladder Circuits Below the Turntable, which includes the Outriggers and Outrigger
Control Panels.
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