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9. MAINTENANCE PROCEDURE 

 

The pump was designed and built in order to minimize maintenance requirements. 
To simplify maintenance, it is recommended to install it in an easy to reach position. 
 

 

Periodically check the pipe joints to detect any leaks. Furthermore, always keep the pump clean to be able to quickly detect 
any leaks or defects. 

 

Check if the filter is clean after every 2000 hours of operation. 

 

 

The  machine  does  not  require  any  special  equipment  for  any  control  and/or  maintenance  activity.  It  is  recommended  to  use 
tools and personal protective devices suitable for use (gloves) and that are in good condition according to current regulations to 
prevent damage to people or machine parts. 
 

 
 
 

 
In the case of doubts and/or problems that cannot be solved, do not try to discover the reason by disassembling machine parts, 
but contact the DROPSA S.p.A technical office. 

 

 
10. DISPOSAL  

 
During machine maintenance, or if it is demolished, do not dispose of the polluting parts in an improper manner. Refer to the 
local regulations for their correct disposal. When demolishing the machine, the identification plate and all other documents 
must be destroyed. 

 

 
11. ORDER INFORMATION   

 

11.1 STANDARD VERSIONS 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
N.B. The following specifications apply for all models:  

Bypass calibration pressure 40 bar (35bar for single-phase motors); Pressure gauge 0 – 100 bar. 

 

ATTENTION

Make  sure  that  the  electric  and  hydraulic  power  supplies  are  disconnected  before  carrying  out  any 

maintenance work.

 

 

 

ELECTRIC MOTOR 

FLOW RATE  TANK CAPACITY 

PART NUMBER 

(with optical level 

to use oil and fluid 

grease) 

 

PART NUMBER 

 (with float level to 

use only oil) 

 

230-400 V 50 Hz three-phase- 0.09 KW 4P 
265-460 V 60 Hz three-phase- 0.11 KW 4P 

350 CC

 

 

3 L 

3905000 

3905040 

6 L

 

3905001 

3905041 

500 CC

 

3 L

 

3905004 

3905044 

6 L 

3905009 

3905049 

110 V 50 Hz single phase – 0,.9 KW  4P 

350 CC

 

3 L 

3905007 

3905047 

6 L

 

3905012 

3905052 

500 CC

 

3 L

 

3905008 

3905048 

6 L 

3905013 

3905053 

230 V 50 Hz single phase – 0.09 KW  4P  
 

350 CC

 

3 L 

3905005 

3905045 

6 L

 

3905010 

3905050 

500 CC

 

3 L

 

3905006 

3905046 

6 L 

3905011 

3905051 

24V CC  

600 CC

 

3 L 

3905002 

3905042 

6 L

 

3905003 

3905043 

850 CC

 

3 L

 

3905014 

3905054 

6 L 

3905015 

3905055 

 

Содержание 3905000

Страница 1: ...ACTERISTICS 5 COMPONENTS 6 UNPACKING AND INSTALLING 7 OPERATING INSTRUCTIONS 8 TROUBLESHOOTING 9 MAINTENANCE PROCEDURE 10 DISPOSAL 11 ORDERING INFORMATION 12 DIMENSIONS 13 HANDLING AND TRANSPORTATION...

Страница 2: ...versatility when used with press lubrication systems machine tools reducers guides chains etc The DRAGON X pump has a built in release valve and can be used in the following types of systems Lubricati...

Страница 3: ...el connector optical floating switch DIN 43650 Float Level output signal Clean contact 50V max voltage 40 W max power SPDT Contact Pressure switch Contact closed in the case of max calibration pressur...

Страница 4: ...4 4 1 HYDRAULIC SYSTEM The only connection to make is to connect the pump to the point to lubricate or to the metering valves Fig 2 Hydraulic diagram with check valve Fig 1 Hydraulic diagram...

Страница 5: ...mounting suitable space must be provided see the installation diagram to prevent abnormal positions or the possibility of impacts fixing holes are provided on the plate see Para 12 Then the pump must...

Страница 6: ...the level is off see the image below 4 Turn the screw in opposite way until the green led is on At the end of this procedure the level is correctly set It is possible to re do the calibration followi...

Страница 7: ...ions Check the integrity of the pump Check that the pump is at the operating temperature and that there are no air bubbles in the pipes Check that the electric connection was carried out correctly Che...

Страница 8: ...e by pass valve Replace the pump Tighten the adjustment screw until oil comes out of the delivery pipe Replace the by pass valve Connect a pipe that is approx 30 cm long to the pump outlet with a pres...

Страница 9: ...an improper manner Refer to the local regulations for their correct disposal When demolishing the machine the identification plate and all other documents must be destroyed 11 ORDER INFORMATION 11 1...

Страница 10: ...SENSOR LEVEL For the 3L tank 1639201 For the 6L tank 1639202 FLOATING LEVEL INDICATOR For the 3L tank 3133627 For the 6L tank 3133628 DISTRIBUTOR BLOCK 1525370 TANK 3 L 6770033 6 L 6770006 PRESSURE G...

Страница 11: ...11 12 DIMENSIONS CONTROL UNITS A B C D E F G 3L pump 330 146 246 195 152 172 80 6L pump 431 250 347 259 148 172 80 3L 24V pump 312 146 246 173 150 151 75 6L 24V pump 413 250 347 253 150 151 75...

Страница 12: ...ations Electric current Do not carry out any work on the machine before disconnecting it from the electrical power supply and making sure that no one can reconnect it during the operation All the inst...

Страница 13: ...nts and the provisions specified in the machine directive was checked by filling out prepared check lists that are contained in the technical file Two types of lists were used Risk assessment UNI EN I...

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