Flow Meter Installation - Graco PR70 Repair And Parts Manual

Repair

Flow Meter Installation

1. Drain the pump.
• If ball valves are installed, close the ball
valves then take several shots.
• If ball valves are not installed, empty the
tanks. Perform shots repeatedly until no mate-
rial comes out of the dispense valve.
2. Relieve pressure. See Pressure Relief Procedure,
page 14.
3. Models with ADM: To prevent machine movement,
press the Machine Disable Mode key (
Models with SDM: To prevent machine movement,
press the Red button
4. Remove shield locking screws (2202, 2409) then
remove shield (117, 214).
5. Use a wrench to remove fluid lines from top of pump
end cap (508).
6. Use fittings (2004, 2005) to install flow meter
body (2001) onto end cap (508). See following
image.
2003
2001
2004
2005
508
7. Install remaining fitting (2003) onto top of flow
meter. See preceding image.
8. Install flow meter sensor (2002) onto flow meter
body (2001).
38
).
.
2002
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9. Install fluid lines into fitting (2003) on top of flow
meter.
10. For side A flow meters, plug flow meter sensor
cable into port #1 on Fluid Control Module #2.
For side B flow meters, plug flow meter sensor
cable into port #2 on Fluid Control Module #2.
11. Open the tank ball valves if installed.
12. Install shield and shield locking screws.
13. Fill tanks.
14. Perform several shots to fill the pump with new
material and to prime the flow meters.
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