31
Troubleshooting
Problem
Cause
Remedy
The equipment is blowing off
live steam.
The control unit is damaged or
worn.
Replace the control unit.
The equipment is blowing off
live steam.
Dirt deposits, precipitated solids
or foreign particles have
accumulated in the equipment.
If fitted, operate the float-lifting lever.
Clean the pipes.
Clean all internals.
If necessary, replace internals or the
whole equipment.
The equipment is cold or only
warm to the touch.
The sealing plugs are still
attached to the connections.
Remove the equipment.
Remove the sealing plugs.
Mount the equipment.
The discharge capacity is too
low.
The equipment is cold or only
warm to the touch.
The shut-off valves for fluid flow
are closed.
Fully open the shut-off valves.
The discharge capacity is too
low.
The equipment is cold or only
warm to the touch.
Insufficient thermal output of
the user.
The inlet, outlet or the equipment
is dirty.
If fitted, operate the float-lifting lever.
Clean the pipes.
Clean all internals.
If necessary, replace internals or the
whole equipment.
The discharge capacity is too
low.
Insufficient thermal output of
the user.
The equipment is undersized.
Use equipment with a larger discharge
capacity.
The discharge capacity is too
low.
Insufficient thermal output of
the user.
The differential pressure is too
small.
Increase the steam pressure.
Lower the pressure in the condensate
line.
Use equipment with a larger discharge
capacity.
If necessary, use a pump steam trap or a
condensate return unit.
The discharge capacity is too
low.
Insufficient thermal output of
the user.
Insufficient deaeration.
Connect an additional air vent.
Summary of Contents for UNA 38
Page 1: ...Ball float steam trap UNA 38 UNA 39 Original Installation Instructions 818603 03 ...
Page 38: ...38 Dimensions and weights for UNA 39 ...
Page 46: ...46 ...
Page 47: ...47 ...
