SECTION 7 –
SPRAY SYSTEMS
7-54
NOTE: System pressure is displayed on the
Air Pressure Gauge next to the Air
Pressure Regulator.
•
Push the Air Pressure Regulator IN
when finished adjusting pressure.
Pressure Relief Valve
A Pressure Relief Valve is located on the
back side of the Air Pressure Regulator to
relieve excess pressure, if necessary.
•
Pull the Pressure Relief Pull Ring OUT
to open the valve and relieve system
pressure.
Foam Marker Frequency and
Concentration Settings
Foam Marker frequency and
concentration levels are adjusted through the
Machine Display. Refer to “Machine Display”
in the
Cab Section
elsewhere in this manual
for further information.
Foam Drop Configurations
MODULAR INJECTION
SYSTEM
-If Equipped
Pressure Relief Pull Ring
(Located on the back side
of the foam pressure regulator)
-Typical View
-Typical View
• Foam
Concentrate/
Air Supply
• Rotate handle to the
VERTICAL position to run
foam to the outer section.
• Rotate handle to the
HORIZONTAL position to run
foam to the inner section.
Summary of Contents for STS 10
Page 290: ......
