Prochem Legend XL - Manual (Page 15)

OPERATION
86037400 05/22/08 3-5
1. VACUUM GAUGE
This gauge indicates in inches of mercury how
much vacuum the system is producing at any given
time.
2. WASTE PUMPOUT AND AUXILIARY WATER
PUMP SWITCH
This two position switch is for activating the waste
pumpout device.
3. SOLUTION PRESSURE GAUGE
This gauge registers the amount of pressure in the
system.
4. SOLUTION TEMP GAUGE
This gauge measure the temperature of the
cleaning solution exiting the machine.
5. CHOKE
The choke cable is for restricting air to the
carburetor, this enriches the fuel mixture. The
primary purpose is for starting in cold temperatures.
When the cable is pulled out air is restricted, when
pushed in the engine is in run position.
6. SOLUTION PUMP SWITCH
This switch serves to energize the magnetic clutch,
to turn the pump on and off. Turn clockwise to
activate the pump and counter clockwise for de-
activating the pump.
7. KEY SWITCH
The key switch controls the power for the machine.
To turn the machine on, rotate the key clockwise
while holding solution pump switch to override
position until the starter engages the
engine. When machine is running let off the switch
and engine will continue to run. To turn power off,
rotate key counter clockwise to stop position,
engine will then stop.
8. THROTTLE
The throttle cable is used to set the speed of the
engine (rpm). The engine speed (rpm) may be
increased by releasing the collar lock, pushing in
the red button on the end of the handle, and pulling
the handle straight out. Engine speed may be
changed in smaller increments by rotating the
throttle handle clockwise or counter-clockwise. The
collar lock can be tightened to prevent the throttle
from slipping and changing the engine speed.
9. CIRCUIT
BREAKERS
These serve to protect the circuits from electrical
spike and over loads and protects wires from
damage and fire.
10. HOUR METER
The hour meter records the number of hours the
unit has run. This serves as a time recorder for
servicing the machine.
11. OIL CUP
The oil cup allows lubricant spray to reach the
vacuum blower.
12. VACUUM INLET
The vacuum inlet serve as connecting point for
vacuum hoses.
13. WATER INLET
This quick connect allows the
14. WASTE PUMPOUT (OPTIONAL)
This two-position switch is for activating the
waste pumpout device. For turning on pump,
rotate clockwise. For turning off pump, rotate
counter clockwise.
15. TEMPERATURE BYPASS VALVE
This valve allow the operator to control the
solution temperature by bypassing hot water to
the waste tank, for low temperature cleaning
such as upholstery. Turning the valve counter
clockwise opens the valve. Turning clockwise
closes the valve and has the effect of stopping
water from bypassing.