10
Operation
PARTS MANUALS AVAILABLE ONLINE AT smithco.com
CONTROLS & INSTRUMENTS
A. Hour Meter - The hour meter indicates hours of machine operation. It operates only when the ignition
switch is on.
B. Speedometer - The Speedometer indicates ground speed of the vehicle in miles per hour and kilometers
per hour.
C. Oil Light - The oil light should come on when the ignition is on without the engine running and go out when
the engine is running. The oil light will light when the oil pressure is low. If oil light should come on, shut
engine off immediately and find the cause.
D. Ignition Switch - The ignition switch has three positions: Off - Run - Start.
E. Buzzer - The buzzer sounds if the pump is running dry.
F. Lights - This rocker switch turns lights on by pushing on the top and off by pushing on the bottom.
G. Spray Pump - This rocker switch turns the spray pump on by pushing on the top and off by pushing on the
bottom.
H. Left Boom Switch - This rocker switch lifts and lowers the left boom.
I. Right Boom Switch - This rocker switch lifts and lowers the right boom.
J. Choke - The choke is used in starting the engine. Pull
choke out to close choke plate when starting a cold
engine. Push in when engine starts. A warm engine
may not require "choking" to start.
K. Hand Throttle - The hand throttle is used to regulate
engine speed.
L. Park Brake - The park brake is only a parking brake.
Pull back to release, push forward to apply. Some
adjustment can be made by turning the knob clock-
wise to tighten and counter clockwise to loosen.