27
Troubleshooting
Problem
Cause
Remedy
Fluid escapes (equipment is
leaking).
The body has been damaged by
corrosion or erosion.
Replace the equipment with a new one.
Use equipment made of material that is
suitable for the application.
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.
Fluid escapes (equipment is
leaking).
The equipment has been
damaged by frost.
Replace the equipment with a new one.
When shutting down the installation
make sure that all lines and the
equipment are completely drained.
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 handwheel can only be
moved by exerting a lot of
force.
It has reached its end position for
this direction of rotation.
Turn the handwheel in the other
direction.
The stroke limiter is locked.
Slacken the counter nut of the stroke
limiter and reset the stroke limiter.
The handwheel can only be
moved by exerting a lot of
force.
The spindle has insufficient
lubrication.
Lubricate the spindle.
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.
Fluid escapes (equipment is
leaking).
The equipment or the body is
damaged.
Replace the equipment with a new one.
Fluid escapes (equipment is
leaking).
A gasket is damaged.
Replace the gasket with a new one.
Clean gasket seating surfaces.
Fluid escapes (equipment is
leaking).
The connections are not tight.
Provide the connections with leakproof
seals.
