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Ulvac
Water Pump
DAU-20
Page 22 (Replacement of Bearing)
Ulvac DAU-20 - Replacement of Bearing
26 pages
Manual
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12
21
,
Before turning
the switch ON, check the work, part
icularly
the area related to
the
power supply,
again and start the pump operat
ion.
2
)
Replacement of Bearing
Request Ulvac Serv
ice Section.
21
23
Table of Contents
Main Page
Table of Contents
2
Before Using the Equipment
4
Using the Pump Safely
6
Safety Icons
6
Cautions for Safety in Use
6
Product Outline
11
Purpose of Use and Prohibitions
11
Specifications
11
Checks When Opening Packaging
12
Thermal Protector
12
Gas Ballast Valve(Important)
12
Dimensional Drawing
13
Installation and Storage
13
Cautions for Installation and Storage
13
Environmental Conditions for Installation, Storage, and Operation
13
Location
14
Electric Wiring
14
Fluctuations in the Power Voltage and Frequency
14
Fig.2 Change Region of the Voltage and Frequency
14
Checking Operation after Installation
15
Piping
15
Storage
15
Cautions for Operation
15
Fig.3 Example of Piping Used When Evacuating a Vessel
15
Operation of the Thermal Protector
16
Starting in Cold Weather
16
Pump Performance
16
Pressure Achieved
16
Evacuation Rate
16
Power Requirements
16
Maintenance, Inspection, and Repair
17
Cautions for Maintenance, Inspection, and Repair
17
Maintenance
17
Regular Inspections
17
Replacing and Cleaning Consumables
18
Replacement of Diaphragms and Valves
19
Fig.4 Exploded View
20
Replacement of Bearing
22
Troubleshooting List
23
In Conclusion
24
Warranty
24
Usage Status Check Sheet
25
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