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Step 8: Place the head gasket on the pump head. The 

head gasket has notches on both sides as positioning 

guides. Align the notches to the pins on the pump head. 

Align the notches to the pins

 

Step 9: Place the pump head cover on the head gasket. As 

with the head gasket, the pump head cover has notches on 

both sides as positioning guides. Align the notches to the 

pins on the pump head.   

Once they are aligned correctly, using the torque 

screwdriver (1.2 Nm), fasten them with the small flat head 

screw (M4×6).   

Do the same for Steps 6 through 9 on the opposing pump 

head. 

*Be sure to always follow the appropriate tightening 

torque. Failure to do so can lead to product damage.

 

Align the notches to the pins

 

Small flat head screw 

Step 10: Attach the pump head. First, using connecting 

tubes, connect the primary and secondary side pump 

heads. DAP-6D has one connection point and 

DAP-12S has two. (The picture on the left is of 

DAP-6D.)   

After connecting the two pump heads, fasten them by 

tightening the screws at their corners in order (1) 

through (4), going over them three times, gradually 

tightening each one of them. 

Finally, use the torque screwdriver (1.2 Nm) to tighten.   

*Be sure to always follow the appropriate tightening 

torque. Failure to do so can lead to product damage. 

 

The parts replacement procedure is now complete. 

(1) 

(2) 

(3) 

(4) 

(1) 

(2) 

(3) 

(4) 

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Содержание DAP-6D Series

Страница 1: ...o Users Please read this manual thoroughly to ensure safe and effective use of the equipment Keep this manual in a safe place Due to periodic improvements in performance the equipment described in thi...

Страница 2: ...Drawing 8 5 Installation and Operation 9 6 Cautions in Operation 11 6 1 Cautions in Operation 11 6 2 Startup in Cold Season 11 6 3 Thermal Protector 11 7 Maintenance Inspection and Repair 12 7 1 Caut...

Страница 3: ...equipment correctly Read the section on Safe Use particularly closely Keep This Manual in a Safe Place After reading this manual be sure to keep it in a safe place which is readily accessible to other...

Страница 4: ...ge to the equipment and hinder its correct operation Cautions for Safety in Use Applications 1 This pump is not designed to be explosion proof and should therefore not be used to discharge explosive g...

Страница 5: ...d Failure to earth the pump correctly may result in electric shock if a fault or earth leakage occurs 8 Use the pump only at the rated voltage Use at other than the rated voltage will interfere with o...

Страница 6: ...e for each motor component is within the requirements for class of motor insulation as legally required in your country Installation 1 The fine clearances used in this pump require that the following...

Страница 7: ...injury Maintenance and Repair 10 Ensure that the pump is discarded in accordance with appropriate legislation related to the treatment and cleaning of waste products Ensure that the pump is discarded...

Страница 8: ...outlet is free of back pressure when the pump is started Back pressure at the pump outlet will result in overload on the motor and may prevent starting 9 The overload protector operates when the pump...

Страница 9: ...rature or gases of equivalent characteristics 4 Do not attempt to discharge gases containing particles dust water or corrosive gases 5 Do not operate the pump for long periods at near atmospheric pres...

Страница 10: ...8 4 Dimensional Drawing Fig 1 DAP 6D Dimensions Fig 2 DAP 12S Dimensions Motor specifications 200V 220V is attached to Power supply cord without switch and plug...

Страница 11: ...ssembling the pump in a system Pay an attention particular to the ambient temperature 0 C 40 C Float the pump from the system using a rubber shock absorber install the pump so that vibration is not tr...

Страница 12: ...force could damage the exhaust or suction opening 11 Make piping arrangement so that the exhaust port tree tram is a backing pressure 12 In case of selecting the inlet pipe and exhaust pipe that are n...

Страница 13: ...ot restart To restart it vent the pump to atmospheric pressure If the pump is used for other applications consult with us 6 2 Startup in Cold Season In a cold season it may sometimes be difficult to s...

Страница 14: ...The following checks are required at least once every three days during operation 1 Check for abnormal noises 2 Check for abnormal heating of the pump 3 Check that gas is discharged normally If a prob...

Страница 15: ...Diaphragm Deformation crack and hardening Visual check Suction exhaust valve Deformation and crack Visual check Head gasket Damage and leak Visual check Bearing Unusual sound Auditory check disposal...

Страница 16: ...loosening agent for screws Replacing diaphragm Loctite 242 or Loctite 243 Replacing valve Loctite 262 or Loctite 263 5 Rag 6 Solvent for wiping something that has no effect on rubber such as ethanol 7...

Страница 17: ...valve The picture shown is the primary side of the DAP 12S but the procedure is the same for the secondary side of the DAP 12S and both the primary and secondary sides of the DAP 6D Step 3 Remove the...

Страница 18: ...cting rod Concave positioning guide Convex positioning guide Step 5 Using the torque screwdriver 4 0 Nm and the small flat head screw M5 12 fasten the diaphragm and the push plate for the diaphragm al...

Страница 19: ...the dent No gap Suction side Step 7 Using the torque screwdriver 0 25 0 30 Nm with the tri wing bit attached fasten the valve aligned in Step 6 with the tri wing screw M3 4 Apply the Loctite 262 or L...

Страница 20: ...sure to always follow the appropriate tightening torque Failure to do so can lead to product damage Align the notches to the pins Small flat head screw Step 10 Attach the pump head First using connect...

Страница 21: ...40 C range 10 Starting the pump in case its inside is vacuum pressure Vent pump to atmospheric pressure Unusual sound 1 Bearing damaged Replace 2 Diaphragm broken Replace 3 Motor damaged Replace Inad...

Страница 22: ...anual performance specifications maintenance and inspection etc d Malfunctions caused by modifications or repairs carried out by a party other than the manufacturer or by a service company not approve...

Страница 23: ...Industrial Safety and Health Law designates particular substances as the materials to be notified 2 Usage Status Operation Method Approx hours per day years and months Continuous Operation Intermitte...

Страница 24: ...6 6397 2286 ULVAC KIKO Inc https ulvac kiko com en Please contact us for products Service Base or other Inquiries from here ULVAC Inc Components Division 2500 Hagisono Chigasaki Kanagawa 253 8543 Japa...

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