28
Problem
Cause
Remedy
Fluid escapes (equipment is
leaking).
The stuffing box packing has not
been tightened enough.
Tighten the stuffing-box packing hand
tight.
Make sure that the stuffing box packing
does not impair the movement of the
internals.
Fluid escapes (equipment is
leaking).
The stuffing-box packing is
damaged.
Replace the stuffing-box packing.
The handwheel can only be
moved by exerting a lot of
force.
The stuffing box is fastened too
tightly.
Slacken the stuffing box screw a little.
Replace the stuffing box if damaged.
The equipment does not
close fully.
Inner parts are damaged or worn. Replace the inner parts or the
equipment.
The flowrate is too low.
The equipment is cold or only
lukewarm.
Insufficient heat output of
consumers.
Contamination in the inflow,
outflow or equipment.
Clean the pipe.
Clean all inner parts.
Replace inner parts or equipment if
damaged.
The sightglass or water level
gauge does not offer an
unambiguous evaluation of
the operating condition.
The sightglass or water level
gauge is dirty, worn or scratched.
Replace the sightglass or water level
gauge.
