Controls - 42 FX30/FXT30 Operator’s Manual
Machine Controls
5. Reverse flow gauge Displays reverse flow
pressure in PSI.
Gauge can read either reverse flow in
PSI or vacuum in inHg, depending on
selected machine mode.
6. Antifreeze tank supply
valve
To open valve (send
antifreeze through pump and
wash wand), rotate
counterclockwise.
To close valve (stop
antifreeze flow), rotate
clockwise.
IMPORTANT: Water tank supply
valve or antifreeze supply valve must
be open when pump is running or
pump will be damaged.
7. Vacuum gauge Displays blower vacuum
reading in inches of mercury.
Vacuum relief valve opens
when vacuum reaches 15”
(381 mm).
Gauge can read either vacuum in
inHg or reverse flow in PSI,
depending on selected machine
mode.
Item Description Notes
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