Intended Use
Masport Vacuum/Pressure Pumps are intended to be used for loading and unloading of liquid
material. These pumps are commonly used for liquid waste transport, septic tank cleaning, oil field
water trucks, car wash or grease trap cleaning and many other industrial applications.
Warning! Masport pumps must not be used to move flammable or highly caustic material.
Use of this pump for moving hazardous material may result in machinery failure, bodily
injury or even death.
Installation
Whatever the configuration of the vacuum system on your truck or trailer, all components and
plumbing must be of adequate size or the system will not operate correctly.
All models (except for the H1F) require . diameter plumbing and corresponding
. Masport components. The
Warning! Do
pump may overheat and be damaged.
Ensure all pipes, hoses and fittings are thoroughly cleaned before assembly and free of any kind of
dirt or debris. Any solid particles ingested by the pump may cause irreparable damage that will
result in loss of performance and increased operating noise. Some form of pipe sealant should be
used on all thread connections to prevent leaks.
Plumbing
Four-Way Valve:
For pumps fitted with a valve, the four-way valve is used to change the pump operation from
vacuum to pressure or pressure to vacuum by rotating the handle through 90 degrees. The center
position is neutral.
pipe.
The valve handle is mounted on a four-sided shaft. It can be repositioned through four different
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