Allfett 10 60 38 5A, Инструкция по эксплуатации и руководство пользователя

Страница: 8 / 20

Page
7
www.allfett.net
SECURITY VALVE DESCRIPTION
Security valve is adjusted at 250 bar. pressure by factory default. This pressure can be adjusted
to different values by security valve shown below.
PRESSURE ADJUSTMENT
1. Cover
- To remove cover, turn to counter clockwise,
2. Indicator pin
- Pull out the pin
3. Adjustment screw
- Pressure is adjusted from this screw. Turning clockwise is increase the
pressure. Turning counter clockwise is decrease the pressure.
4.
After adjusting pressure, pull in the indicator pin then screw the cover by hand to its place.
Working pressure is adjusted by security valve on ALL-600 pump body. This security valve directs
the grease to reservoir when pressure is increased coused by any blockage. Security valve has also an indicator
pin that goes out if pressure is higher than adjusted value.
Cover
Indicator pin
Security valve
Adjustment screw
Security valve works as closed circuit. When blockage there is no grease discharge.
Only indicator pin comes out and this indicates there is blockage.
High pressure inside lubrication lines may occur dangareous situations. Because of this
reason, before doing any maintenance on lubrication lines make sure the system is not
on pressure.