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6
Installation Manual
MST
MANUAL SINGLE TANK FLUSH SELECTOR
c.) A minimum of 6-½ inches (165
mm) plus allowance for the hoses
and fittings behind the operator
panel is required for Hale
FoamMaster MST installation.
d.) The selector handle requires a
swing radius of 4-¾ inches (121 mm)
on the panel for unrestricted
operation.
Figure 3. Hale FoamMaster MST Typical Plumbing Installation
FROM FOAM
TANK
FLUSH HOSE CONNECTION
(
3
/
8
INCH OUTSIDE DIAMETER
MINIMUM)
STANDARD IN-LINE
FOAM STRAINER
¾ INCH (19 mm) MINIMUM
INSIDE DIAMETER HOSE
¾ INCH (19 mm) MINIMUM
INSIDE DIAMETER HOSE
FOR CLASS A FOAM
1 INCH (25 mm) MINIMUM
INSIDE DIAMETER HOSE
FOR CLASS B FOAM
TO FOAM PUMP SUCTION
CONNECTION
HOSES AND FITTINGS CAPABLE OF WITHSTANDING 500
PSIG (34 BAR) and 23 INCHES (584 mm) Hg VACUUM
HOSES AND FITTINGS CAPABLE OF WITHSTANDING
50 PSIG (3 BAR) and 23 INCHES (584 mm) Hg VACUUM
¾ INCH (19 mm) MINIMUM
INSIDE DIAMETER HOSE
FOR CLASS A FOAM
1 INCH (25 mm) MINIMUM
INSIDE DIAMETER HOSE
FOR CLASS B FOAM