Installation
06-237518-001
4-17
July 2018
Figure 4-14. Contacts for Pressure Gauge
4-7.9
Installing Pilot Line Non-Return Valve
Follow these steps to install the pilot line non-return valve:
Figure 4-15. Pilot Line Non-Return Valve Installation
1. Install the release unit as specified in Section 4-7.7. Do not connect actuation lines to the
release unit.
2. Install the pilot line non-return valve into the inlet port of the cylinder valve.
3. Fit quick connect hose from release unit to non-return valve as shown in Figure 4-15.
4. Fit quick connect hose from upstream and downstream cylinders as shown in Figure 4-15.
Note:
The pilot line non-return valve prevents unwanted actuation of cylinders upstream of
the sub-master cylinder. This component is used for multi-area systems only.
Key:
(1)
Contact pressure gauge (2) Connection block (3) Connecting swivel
(4) two core cable with quick connect cable joiner
(5)
Connector for contact gauge
Valve Inlet
Pilot Line Non-Return Valve
Release Unit
Actuation Hose to down
Stream Cylinder Valve
Actuation Hose from up
Stream Cylinder Valve
Actuation Hose from
Cylinder Release Unit
Summary of Contents for 400 Series
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