
27
Manual 1861 Rev C p/n 001861 0000
CHECKPOINT
CHECK
Before operation
Opening the cooling water supply valve. Is the flow correct?
q
Close the vacuum suction line.
q
Open the discharge line.
q
Check the lubricant color and level. Is it acceptable?
q
Check belt tension (for V-belt type only).
q
Run the vacuum pump according to
Start/Stop (Cleaning) Purges on
page 12
before opening the suction line.
q
During operation
Check the vacuum level in full vacuum. Is it normal?
q
Check the electric power condition (voltage and amperage) in full
vacuum. Is it acceptable?
q
Any abnormal noise?
q
Check operation temperature. Is it normal?
q
Check the lubricant color and level. Is it acceptable?
q
Stopping
Run the vacuum pump according to
Start/Stop (Cleaning) Purges
on page 12
or
Post-Process Dry Operation on page 14
for the
specified time period after closing the suction line.
q
After the appropriate pruging operatings, if foreign material remains
inside the vacuum pump, clean it with cleaning solvent.
q
Make sure that the suction and discharge line is closed.
q
Make sure the power supply is cut off.
q
OTE:
N
Proper purge and cleaning operations are still necessary on pumps with coated screws.
VACUUM SYSTEM CHECKLIST
10
Содержание SDV Series
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