Graco HydroShield WABH00, Инструкция - Каталог запасных частей

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Repair
Service Service Service the the the Isolation Isolation Isolation Fluid Fluid Fluid Pump Pump Pump
Remove Remove Remove the the the Isolation Isolation Isolation Fluid Fluid Fluid Pump Pump Pump from from from the the the
Cabinet Cabinet Cabinet
1. Prepare the isolation system for service. See
Prepare the Isolation System for Service, page
90
.
2. Use a flat blade screwdriver to open the isolation
cabinet door.
3. Slide the electrostatic shield (82) up to remove.
4. To remove the isolation valve cover (99), loosen
the top and bottom screws (99a).
5. Remove the four 3/16 inch hex head screws to
open the electronics panel (14).
6. Locate the wire from the pump sensor into the
electronics panel. Disconnect the pump sensor
(321) from the cable splitter (447). For wiring
locations, see
Wiring Connections, page 112 .
Figure 44 Pump Sensor Connection in
Electronics Panel
7. Disconnect the air line from the air fitting (325).
8. Remove the two fluid tubes from the fittings (327)
at the base of the pump. Some residual fluid
may leak out.
9. A steel bracket (17) holds the pump. To remove
the pump, either:
• Remove the two screws that hold the bracket
to the back wall of the cabinet. Use a 3/16 inch
socket cap hex head wrench and extension.
• Remove the two screws that hold the bracket
to the pump. Use a 7/16 inch hex head wrench.
10. Remove the two base mounting screws (20), lock
washers (22), and washers (19).
11. Lift the pump out of the cabinet.
Figure 45 Remove the Isolation Fluid Pump
3A8492A 101