Cleaning Drain Valve - PRONAR T683 Operator's Manual

Pronar T683
Released valve stem should automatically close and stop flow of air from the
tank.
Draining water from air tank:
5.3.5

CLEANING DRAIN VALVE

DANGER
Release air from tank before dismantling drain valve.
Required maintenance actions
Reduce pressure in air tank.
Unscrew valve.
Clean valve, purge with compressed air.
Change copper seal.
Screw in valve, fill air tank, and check tank tightness.
Cleaning valve:
The compressed air in the tank causes the removal of water to the
exterior.
In the event, that the valve stem resists returning to its setting, then
the whole drain valve must be unscrewed and cleaned, or replaced (if
it is damaged) - see section 5.3.5.
• every seven days of use.
Reduction of pressure in tank is achieved by tilting the drain valve
stem.
• every 12 months (before winter period).
5.22
SECTION 5