Controls and Indicators
12 311511G
Controls and Indicators
Key:
AK Primary Heater Switch - Controls and protects
primary heater. It must be ON and lit green for
primary heater to operate.
AL Hose Heater Switch - Controls and protects hose
heat circuit. It must be ON and lit green for hose
heater to operate.
AM Hose Temperature Controller - Controls
temperature of hose heat. Adjust set point to
desired temperature. From this point, the
temperature control is automatic. Displays current
temperature after time-out.
AN Primary Heater Temperature Controller - Controls
temperature of primary heater. Adjust set point to
desired temperature. From this point, the
temperature control is automatic.
AO Pump Mode Function Knob - Controls operation
of air drive system.
• OFF - Air drive system is off.
• ON - Must be in this position for unit to operate.
• START - Momentary position that starts the air
motor movement and illuminates green light in
switch.
AP Park/Run Switch -
• PARK - Use this position for shutdown. Stops air
motor at bottom of stroke with proportioning
pumps in retracted position when trigger is
pulled.
• RUN - Enables Air Motor Power
AQ Pump Directional Indicator Lights (Green) -
Indicates direction the proportioning pump travels.
Both lights are off when pump switch is OFF or
when either proportioning pump exceeds its
operating pressure limit switch.
AR Counter - Records cycle count of proportioning
pumps. One cycle count equals two strokes (one in
each direction). One cycle equals .028 gal. (.106 l).
AS Downstroke Air Pressure Regulator - Controls air
pressure to air motor during downstroke.
AT Downstroke Air Pressure Gauge - Displays air
pressure in air drive system during downstroke.
AU Upstroke Air Pressure Regulator - Controls air
pressure to air motor during upstroke.
AV Upstroke Air Pressure Gauge - Displays air
pressure in air drive system during upstroke.
AW Emergency Stop Switch - Shuts off electrical
power to pump control and both heat control
circuits.
0!2+
25.
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