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Installation
24 334135B
Install Pump Tubes
See Piston Package on page 20 and Nylon and
UHMW Piston Replacement Kits on page 65 for kit
numbers.
NOTE: Ensure that high volume and low volume pump
tubes are installed on the correct side of the machine.
5. Secure the piston support ring, piston, and washer
to the piston shaft using the piston screw. Tighten
the piston screw until the screw stops rotating, then
turn the screw an additional 1/8 turn.
6. Lubricate the tube pump o-rings. Install the tube
pump and o-rings as shown.
7. Install the pump cap onto the assembly using the
four bolts. Finger tighten the bolts, then torque the
bolts to 350 in-lb (40 N•m) in a crisscross pattern.
Install the Chemical Hoses.
Install the chemical hoses and tighten to prevent leaks.
NOTE: Ensure that high volume and low volume hoses
are installed on the correct side of the machine.
Install the Hydracheck Kit.
Perform HydraCheck Kit Installation, 24W336 starting
on page 40.
Install the Tanks.
Refer to the PR70 and PR70v Feed Systems, Instruc-
tions-Parts manual for details.
Install the Dispense Valve and Support Arm, if
needed.
Install the dispense valve as necessary to prevent
movement. Connect the required air lines from the dis-
pense valve to the machine.
High Volume
Low Volume
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2
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4
Air to Close (O)Air to Open (I)