Contents
Pages with a shaded background are those which contain items related to safety.
Before Using the Equipment ...........................................................................................................
０１
Checks When Opening Packaging ..................................................................................................
０２
Using the Pump Safety .................................................................................................................. .
０３
・
Safety symbols.........................................................................................................................
０３
・
Cautions for Safety in Use..................................................... ..................................................
０４
1.Product Outline ................................................................................................................................
１
1.1
Purpose of Use and Prohibitions ......................................................................................
１
1.2
Specifications ..................................................................................................................
１
1.3
Thermal Protector ............................................................................................................
１
2.Dimensions ......................................................................................................................................
２
3.Installation and Storage ...................................................................................................................
４
3.1
Cautions for Installation and Storage ...............................................................................
４
3.2
Environmental Conditions for Installation, Storage, and Operation ..................................
４
3.3
Location ...........................................................................................................................
４
3.4 Electric wiring
………………………………………………………………………… …
.
…….
４
3.5 Fluctuations in the power voltage and frequency
…………………………..……. . ………..
４
3.6
Checking Operation After Installation ...............................................................................
５
3.7
Piping ..............................................................................................................................
６
3.8
Storage ............................................................................................................................
６
4.Cautions for Operation .....................................................................................................................
７
4.1
Cautions for Operation .....................................................................................................
７
4.2
Operation of the Thermal Protector ..................................................................................
７
4.3
Starting in Cold Weather ..................................................................................................
７
5.Pump Performance ..........................................................................................................................
８
5.1
Pressure Achieved ...........................................................................................................
８
5.2
Evacuation Rate ..............................................................................................................
８
5.3
Power Requirements .......................................................................................................
８
6.Maintenance, Inspection, and Repair ...............................................................................................
９
6.1. Cautions for Maintenance, Inspection, and Repair ...........................................................
９
6.2
Maintenance ....................................................................................................................
９
6.3
Regular Inspections .........................................................................................................
９
6.4
Replacing and Cleaning Consumables ........................................................................
１１
1) Cleaning DA-121D and DA-241S series Filters ........................................................
１１
2) Replacing DA-121D and DA-241S series Diaphragms .............................................
１２
3) Replacing DA-121D series Valves ............................................................................
１３
4) Replacing DA-241S series Valves ............................................................................
１４
5) Replacing the DA-121D series outlet filter ................................................................
１５
6) Replacing the DA-241S series outlet filter .................................................................
１５
7) Replacing DA-121D and DA-241S series O Rings ...................................................
１６
6.5
Troubleshooting List ....................................................................................................
１７
7.In Conclusion ...............................................................................................................................
１８
・
Warranty………………………………………………………………………………….……………
１８
・
Usage Status Check Sheet
・
Product information, service bases, and contact information
