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6. Maintenance, Inspection, and Repair 

6.1. Cautions for Maintenance, Inspection, and Repair 

 

See Danger (3), P04

 

 

See Warning (4)(18)(19), P04,P05 

 

See Caution (10)(11), P06

 

 

See Note (14), P06 

 Customer repair technicians are able to perform the following maintenance and repairs. Other 
repairs and modifications (except for the standard options available from the manufacturer) 
should not be performed by the customer. 
1)  Replacing cup packing 
2)  Replacing suction and exhaust valves 
3)  Replacing gaskets 
4)  Replacing O rings 

 

6.2  Maintenance 
 

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 problem is found, take the measures described in 6.5 Troubleshooting List. 
 
 

6.3  Regular Inspections 

 Inspect consumables after the first 3000 hours of operation, and replace and clean in 
accordance with the " Guidelines for Replacement and Cleaning "on the following page. Refer to 
6.5 Replacing Consumables and Cleaning for procedures. 
Request replacement by the manufacturer

’s service division if a repair technician is not 

available. 

 

Table 6.1 Consumables List

 

Components 

Quantity 

Material 

Average life 

Cup packing

 

PTFE 

3,000 Hr 

Suction valves

 

SUS 

3,000 Hr 

Exhaust valves

 

SUS 

3,000 Hr 

Gaskets

 

FPM 

10,000 Hr 

O rings 

FPM 

10,000 Hr 

Bearing 

 

15,000 Hr 

 

Note that the average life for a component varies with the conditions of use. 

 

Always follow 4.1 Cautions for Operation, and remember that life is extended by running the 
pump at minimal load (running the pump at minimal load is operation at near-atmospheric 
pressure). 

 

Bearings are replaced by the manufacturer’s service division. 

!

Danger 

!

Warning

 

!

Caution

 

!

Note 

Summary of Contents for DOP-80SP

Page 1: ...lease 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 this manual...

Page 2: ...Electric Wiring 3 3 5 Fluctuations in the power voltage and frequency 4 3 6 Checking Operation After Installation 4 3 7 Piping 5 3 8 Storage 5 4 Cautions for Operation 5 4 1 Cautions for Operation 5 4...

Page 3: ...f Earth Screw 3 Fig 3 2 Change region of the voltage and frequency 4 Fig 3 3 Example of Piping Used When Evacuating a Vessel 5 Table 1 1 Product Specifications 1 Table 6 1 Consumables List 7 Table 6 2...

Page 4: ...pment 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 others ne...

Page 5: ...s or inlet and outlet pipes loose Are any components missing Contact your agent or the sales division of the manufacturer if there are any problems with the pump 1 Ensure that the pipe on the side of...

Page 6: ...or Incorrect handling of the equipment may result in death or serious injury to the operator Incorrect handling of the equipment may result in light or medium injuries to the operator or damage to the...

Page 7: ...evant wiring is in accordance with technical standards for electrical equipment and wiring regulations Incorrect wiring may result in fire 6 Always switch off the main power supply before installing e...

Page 8: ...itions be satisfied during storage installation and operation 1 Ambient temperature of 7 40 C and maximum relative humidity of 85 during operation 2 Other conditions for storage and operation a Level...

Page 9: ...an inlet is not blocked Ensure that a space of at least 100mm is available on all sides of the pump Application 6 This pump is not designed to be corrosion resistant It should only be used with clean...

Page 10: ...cations Model DOP 80SP Discharge rate 50Hz 80 L min 60Hz 84 L min Pressure Pressurizing 0 50 MPaG Motor 1 300W 4P capacitor run Rated current 50Hz 5 0 A 2 5 A 60Hz 5 5 A 2 7 A Rated Voltage 100 V 200...

Page 11: ...2 2 Dimensions Fig 2 1 DOP 80SP Dimensions...

Page 12: ...d level in a location with minimal dust and humidity This location should be selected in consideration of ease of installation and removal inspection and cleaning Particular attention should be paid t...

Page 13: ...and safe is maintained on practical use it means not resulting in the grade which shortens a life remarkably and the characteristic a temperature rise etc do not apply correspondingly in the state of...

Page 14: ...y and check that the pump has stopped Remove the power cord connected to the pump place the caps over the inlet and outlet and store in a location with low humidity 4 Cautions for Operation 4 1 Cautio...

Page 15: ...e of gas used and its pressure The maximum rate of evacuation is reached when air is introduced and slowly decreases as pressure is reduced The resistance of the piping system increases with small bor...

Page 16: ...6 5 Troubleshooting List 6 3 Regular Inspections Inspect consumables after the first 3000 hours of operation and replace and clean in accordance with the Guidelines for Replacement and Cleaning on th...

Page 17: ...s on hand and perform the replacement while referring to the diagram If there is no repair technician available or if you do not have access to the required tools please make the appropriate request t...

Page 18: ...olts M5 25 Qty 8 and then remove 2 the pump head 3 the gasket and 4 the pump head plate Please be careful when removing the gasket as it tends to adhere to other components and it is therefore hard to...

Page 19: ...onents left after Step 1 and remove the cup packing Firstly remove 1 the cylinder It can be removed by hand but if it is difficult try pushing in 5 the cup packing retainer first You may find 3 the sp...

Page 20: ...a little harder to insert them all the way in Step 6 Place the pump head plate with its suction side up then place the suction valve and the suction valve holder in that order inside the dent and fas...

Page 21: ...e screw Also apply the Loctite 242 or Loctite 243 onto 2 3 threads from the screw tip for the small pan head screws Be sure to always follow the appropriate tightening torque Failure to do so can lead...

Page 22: ...same for Steps 6 through 9 on the opposing pump head Step 10 Place the pump head plate Refer to the pictures on the left to place them in the correct orientation If they are placed incorrectly it can...

Page 23: ...2 Measure the pressure correctly Pressure does not diminish 3 Pressurizing gauge is unsuitable 3 Measure with a calibrated Pressurizing gauge suitable for the pressure range 5 1 4 The inlet piping is...

Page 24: ...nance 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 approved by the manufacturer e Malfunctions ca...

Page 25: ...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...

Page 26: ...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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