| Trouble factor |
Cause |
Solution |
| Shaking of an axis |
|
Axis correction or replacement
to make suitable tolerance portion |
| A seal′s right angle inferiority
for on axis |
Unbalanced junction of
seal cover |
Junction with equality.
Junction more than four grand bolt. |
| A right angle inferiority
for seal cover device side |
reprocessing |
Damage of spring
|
Material replacement after
examination of cause |
Inferiority of spring
strength for seal face pressure
|
Spring operation inferiority
cause of attach of an alien substance
|
Review of flushing, double
seal and spring retainer′s remodeling |
Scale inflow to Quenching
liquid
|
Inspection of Quenching |
Dry operation
|
Check of driving and flushing
line |
Strange crack occurrence
of seal face
|
Internal pressure inferiority
of sturfing box
|
Settle till design pressure |
High vacuum
|
Modification Quenching
or double seal |
Device measure inferiority
|
Check for contact and impact
for axis movement |
Damage of seal face
|
Error of setting dimension
|
Check of mutual interference
and movement of an axis. |
Dry operation
|
Check for driving condition
and flushing line |
| Seal device position inferiority |
Error of setting method
|
Check for device standard
measurement |
Unfasten of setscrew
|
Fixing with pin(key) |
