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Manual Propor�oning Unit
Dedoes P# MPU02
P# SA0091 Suc�on Hose Instruc�ons
P1225
P0449
P1109*
P0454
P0440
P0458
P0464
P0451
FRONT PUMP
P0445
BACK PUMP
• Push open end of P0464 Suc�on Screen Assembly onto open end of P0458 Suc�on hose
Barb. If needed, wet inside edge of P0464 with reducer to ease assembly.
• Using wide nose pliers squeeze tabs of P0440 together, install one P0440 onto one bo�om
end of P0454 push up to fa�er part of hose and release wide nose pliers.
• Insert small end of P0458 into end of P0454 with P0440 on it, push completely together.
• With pliers squeeze tabs of P0440 together and pull P0440 down on top of P0458 and
release wide nose pliers.
• Insert end with no parts a�ached of P0454 through hollowed out side of P1109*, let P1109*
slide down to bo�om of P0454.
• Insert end of P0454 through P0449, slide P0449 down to middle of P0454.
• Insert end of P0454 through P1225, let P1225 slide down to P0449.
• Using wide nose pliers squeeze tabs of P0440 together, install one P0440 onto the top end of
P0454 push down to fa�er part of hose, install onto assembled MPU unit.
• Install one complete assembled hose per each hose barb on MPU unit as shown, front and
back, three are needed per MPU unit.
• Push P1225 all the way up un�l it engages with P0451 in the front pump or the P0445 in the
back pump. Push P0449 all the way up to P1225.
• Repeat the above step for any remaining suc�on hoses.
* NOT INCLUDED. Re-use original component.
P0440