Operation No. 5 - Cleaning Drain Valve - PRONAR T740 Manual

Required service actions
•
Open out drain valve (2) placed in lower part of tank.
•
The compressed air in the tank causes the removal of water to the exterior.
After release valve mandrel should automatically close and stop air flow from
tank.
In the event, that the valve mandrel resists returning to its setting, then the whole drain valve
must be one screwed and cleaned, all replaced (if it is damaged).
Draining water from air tank:
•

5.2.5 OPERATION NO. 5 - CLEANING DRAIN VALVE

Required service actions
•
Release air from the tank.
•
Unscrew valve.
•
Clean valve, purge with compressed air.
•
Change copper seal.
•
Screw in valve, filtering with air, check tank tightness.
Cleaning valve:
•
DANGER
Before dismantling drain valve release air from tank.
after each week of use.
every 12 months (before winter period).
5.10