Baker Hughes Druck PV 62X, Инструкция по эксплуатации

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Copyright 2022 Baker Hughes Company.
12 | PV 62X / PV 62X-IS Instruction Manual–English
6.2 Installation
Use the following steps to install the pressure relief valve:
1. Hydraulic units only: Close the pressure release valve fully clockwise.
2. Put the pressure station on its side.
3. Steps (a) and (b): Remove the blanking plug or existing PRV.
Note: Dry and clean the removed PRV and put it into storage.
4. Steps (c) and (d): Select a clean, dry PRV with the correct pressure rating for the devices
you are using. Install it and tighten it into position (hand tight only).
6.3 Adjustment Procedure
For the PRV adjustable range, refer to Table 3 on page 16.
Use the following steps to adjust the relief pressure:
1. Connect an applicable pressure indicator to the test port, or use a DPI
620G / DPI 620G - IS
calibrator with a PM 620 / PM 620 - IS / PM 620T / PM 620T - IS module.
2. Remove the plastic cap from the end of the PRV.
3. Set the necessary pressure with the pressure station.
4. When the pressure in the pressure station is at the new relief pressure, turn the adjustment
screw until the PRV operates.
•
Counter-clockwise decreases the operating pressure.
• Clockwise increases the operating pressure.
5. Repeat steps 3 and 4 until the PRV operates at the correct pressure.
6. When completed, press the plastic cap back into position.
7. Maintenance
7.1 Introduction
This chapter gives procedures to maintain the unit in a good condition.
7.2 Repair
Do not do repairs to this equipment. Return the equipment to the manufacturer or an approved
service agent.
INFORMATION
Adjusting the pressure relief valve (PRV) invalidates the
factory setting.
1 3 4 2
a
b
c
d