Maintenance Procedures - Hydraulic Quantium 310 Maintenance Manual
Page 4-6 Document Ref 941113-001 Rev 2
4.3 Changing the bypass valve on the PAS V3 pump
Before starting the maintenance procedure, please refer to section 2.
The bypass valve is accessed from side B of the dispenser (see section 2.3 for the
identification of the dispenser sides).
Tools required
•Bypass Valve Repair Kit for PAS V3 Pump (refer to the Parts Manual for exact part
identification)
•TX30 bit
•Flathead screwdriver
Description of Parts
INSTRUCTIONS
1) Follow the instructions given in section 2.4 to gain access to the hydraulic area.
2) Locate the bypass valve cover on the pump.
3) Using the TX30 bit, loosen and remove the two screws on the bypass
valve cover. Remove the bypass valve cover and o-ring completely.
WARNING : SPRING UNDER TENSION.
BY-PASS
VALVE
BYPASS
VALVE
COVER
TORX
SCREWS
DAMPER
BY-PASS VALVE
REPAIR KIT
VALVE
SPRING
O-RING
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