7 Servicing/Maintenance
39 of 68
Multitec A SX
7.2 Maintenance/inspection
7.2.1 Supervision of operation
DANGER
Risk of potentially explosive atmosphere inside the pump
Explosion hazard!
▷
The pump internals in contact with the fluid to be handled, including the seal
chamber and auxiliary systems must be filled with the fluid to be handled at all
times.
▷
Provide sufficient inlet pressure.
▷
Provide an appropriate monitoring system.
DANGER
Incorrectly serviced shaft seal
Explosion hazard!
Fire hazard!
Leakage of hot, toxic fluids!
Damage to the pump set!
▷
Regularly service the shaft seal.
DANGER
Excessive temperatures as a result of bearings running hot or defective bearing
seals
Explosion hazard!
Fire hazard!
Damage to the pump set!
▷
Regularly check the lubricant level.
▷
Regularly check the rolling element bearings for running noises.
CAUTION
Increased wear due to dry running
Damage to the pump set!
▷
Never operate the pump set without liquid fill.
▷
Never close the shut-off element in the suction line and/or supply line during
pump operation.
CAUTION
Impermissibly high temperature of fluid handled
Damage to the pump!
▷
Prolonged operation against a closed shut-off element is not permitted
(heating up of the fluid).
▷
Observe the temperature limits in the data sheet and in the section on
operating limits.
(
ð
Section 6.2, Page 34)
While the pump is in operation, observe and check the following:
▪
The pump must run quietly and free from vibrations at all times.
▪
In case of oil lubrication, ensure the oil level is correct.
(
ð
Section 6.1.2, Page 29)
▪
Check the shaft seal.
(
ð
Section 6.1.6, Page 32)
Summary of Contents for Multitec A SX
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