12
W. Motor Switch - Turns ON and OFF the Electric/Hydraulic Motor. When turned ON
the switch will be lit. In the event of an overload of the Motor, pilot light will turn
OFF and Motor will stop.
X. Pump Switch
Off - Removes power from the pump circuit. The directional indicator lights will not
be lit.
Normal - Activates the normal operation of the machine. When the switch is ON,
the directional light corresponding to the stroke direction will light.
Retract - Sets the Piston Rod of the Iso (A) metering pump to the retract position
and prevents the crystallization of Iso (A) on the Piston Rod. Turn the switch to
RETRACT position every time the unit is stopped by the operator (see Shut-Down,
page 25).
Y. Direction Indicator Light - Indicates the direction of movement of the Metering
Pumps. If excessive pressure occurs in the system, the pump circuit will be
disabled and the directional lights will be OFF.
Z. Heater Temperature Switch – A (Iso), R (Poly), HOSE – Turns ON and OFF
power to the specific Heaters and Hose.
AA. Auto Shut Down Switch - Turns ON and OFF power to the Auto Shut Down unit.
BB. Pressure Balance Control “FAULT” Light – Indicates that the pressure
differential is equal to or greater than the maximum allowable pressure differential.
CC. Pressure Balance Control “ON” Light – Indicates that the Pressure Balance
Control system is on and functioning.
DD. Pressure Balance Control Knob – Used to set the maximum allowable pressure
differential (in PSI) between the A (Iso) and R (Poly) pumps. See page 21 for more
information.
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