Decrease the pressure, Increase the accumulator precharge pressure – MTS Series 505G2 SilentFlo Hydraulic Power Unit Model 505G2-180 User Manual
Page 46
Description
Item
Nitrogen Bottle
14
Nitrogen Bottle Valve
15
Regulator Output Pressure Valve
16
Regulator Shut-Off Valve
17
Nitrogen Bottle Pressure Gage
18
Regulator Output Pressure Gage
19
Nitrogen Supply Hose
20
Extension Hose
21
Close
22
Bleed Valve
23
Open
24
Input Check Valve
25
High Pressure Gage 0–21 MPa (0–3000 psi)
26
Decrease the Pressure
1. Slowly open the bleed valve on the charging kit until gas begins to escape. When the pressure reading
on the appropriate pressure gage drops to the level required, close the bleed valve.
2. Close the locknut. Open the bleed valve on the accumulator charging kit and remove the chuck valve from
the accumulator.
3. Install the valve stem cap and protective cover.
Increase the Accumulator Precharge Pressure
1. Close the locknut on the accumulator.
2. Open the bleed valve two turns.
46 Series 505G2 SilentFlo™ Hydraulic Power Unit Product Information
Installation