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Nautilus MINI, User Manual

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Nautilus MINI User Manual Download Page 9

NAUTILUS MINI 

- 9 -  | 

P a g e

 

Edition December 2014 

 

4.

 

COMPRESSOR DESIGN 

The main parts of the  compressor are made up of: motor (electrical), multi-stage  condenser, oil &  water separator 

housing, air filtration housing, pressure display, pressure control and pressure safety mechanism.   

 

 

 

 

 

 

 

 

 

 

 

 

Electric 

 

Label 

Component 

1 

High pressure gauge 

2 

Motor terminal box 

3 

Single / Three-phase motor 

4 

Final pressure safety valve 

5 

Air intake 

6 

Compressor oil pipe 

7 

Filtration system 

8 

Handle 

9 

Fanwheel cover 

10 

Condensate drain valves 

 

 

 

 

 

 

 

Summary of Contents for MINI

Page 1: ...High Pressure Breathing Air Compressors NAUTILUS MINI ...

Page 2: ...plied with National GB18435 2001 standards and also European EN12021 standards The high performance durability and value for money of NAUTILUS MINI make it a popular choice among the consumers The breathing air product with the compressor units described in this manual is subject to strict quality standards Ignoring the operating and maintenance instructions can lead to severe injury or death The ...

Page 3: ...are parts Do you have problems with maintenance or repair work Feel free to contact us You can contact us Mondays to Fridays from 0830 till 1730 on phone no 65 9007 0731 Or visit us on the internet at www nautiluscompressor com Our international office location Nautilus International Pte Ltd 883 North Bridge Road 19 05 Southbank Singapore 198785 Telephone 65 9007 0731 FAX 65 6292 5938 E mail suppo...

Page 4: ... highlighted in the manual with the use of the following signs DANGER WARNING IMPORTANT This notice is used with maintenance work and operating procedures and must be adhered to exactly in order to avoid endangering personnel This notice must be complied with in order to avoid damage to or destruction of the machine or its equipment This notice advises of technical requirements which the operator ...

Page 5: ...G LABELS DESCRIPTION WARNING LABELS DESCRIPTION Hot surface do not touch Removal of safety devices prohibited High Voltage Work on moving parts prohibited Risk of hand crushing Smoking Prohibited Danger of moving parts Gloves Compulsory Flammable Goggles Compulsory ...

Page 6: ... 6 P a g e Edition December 2014 Instruction must be read by person operating the machinery Helmet Compulsory ...

Page 7: ...should NOT exceed 60 minutes Drain condensate at least every 15 minutes On all drainage locations Release and purge gas and pressure after each use Strictly forbidden to repair or inspect the compressor when it is connected to power supply and or pressurized Strictly forbidden to deform high pressure hose in pressurized state Air filtration housing Oil Water separator housing and high pressure hos...

Page 8: ...eating of equipment which can severely reduce the equipment lifespan Bleeding need to be done for the equipment after each running duration of 15 minutes Machine need to be disconnected from power supply and completely depressurized before troubleshooting or repairing After each usage bleed all the waste liquid and close up the bleeding valve Store the machine in an airy and dry location If the us...

Page 9: ...ser oil water separator housing air filtration housing pressure display pressure control and pressure safety mechanism Electric Label Component 1 High pressure gauge 2 Motor terminal box 3 Single Three phase motor 4 Final pressure safety valve 5 Air intake 6 Compressor oil pipe 7 Filtration system 8 Handle 9 Fanwheel cover 10 Condensate drain valves ...

Page 10: ...Label Component 1 Exhaust 2 Air filter 3 Tank 4 Throttle lever 5 Choke lever 6 Engine stop switch ignition 7 Starter rope 8 Safety valve final pressure 9 High pressure gauge 10 Air intake 11 Compressor oil pipe 12 Filtration system 13 Condensate drain taps ...

Page 11: ...1 Final pressure safety valve 2 Filling valve with pressure gauge 3 Filling hose 4 International filling connector 5 Filtration system 6 Pressure maintaining valve 7 Condensation drain tap 8 Air filter 9 Petrol Tank 10 Exhaust 11 High pressure gauge 12 V belt cover ...

Page 12: ...ransferred to second stage cylinder The gas will be further compressed and cooled in order to transfer the gas into the third stage cylinder where the gas is to be further compressed to the final necessary pressure Then the compressed air is passed through oil and water separator unit air filtration unit to further purify the air by removing unwanted impurities condensate and vapor Finally the com...

Page 13: ...n reciprocating active piston Delivery Rate 125 L min Output Pressure 225 330 Bar Drive Electric Motor Petrol Motor R P M 2000 2000 2000 Power 2 2kW 3 phase 2 2kW Single phase 5 5PS Lubrication Splash Cooling Method Air Cooled Noise 78dBA Dimension L B H 79 32 36cm 69x42x48 cm 95 35 45cm Weight 48kg 50g 44kg Lubricant Recommend use Nautilus compressor oil ...

Page 14: ...perating in location where natural ventilation is not ensured measures must be taken to provide artificial ventilation SAFETY The compressor room should be kept tidy the floor area clear of obstacles and doorways unobstructed Eye protection should be worn when carrying out any mechanical operation especially where rotating tools and compressed air are involved Ear defenders should be used when ope...

Page 15: ...ressor oil level and determine whether maintenance is necessary Every time the unit is started up check all systems for proper operation If any malfunction is observed stop unit immediately and find the cause for the fault or contact the customer service For three phase current motor units immediately after switching on the system for the first time check the direction of rotation of the motor for...

Page 16: ...evel The level should be around the middle line position Refer to picture below Figure 3 Position to check compressor oil Figure 4 Compressor oil positions Check and ensure that the oil level is between maximum and minimum line If the oil is too high air valves will carbonize and too low will result in insufficient lubrication and cylinder sticking ...

Page 17: ...and air filtration condensate drain valve Refer to the figure below Figure 5 Opening of condensate drain valves 4 Check if the rotational direction of the mechanical belt follows the right direction The cooled air should be blowing towards the equipment s direction If rotational direction is wrong it will cause the equipment to have insufficient cooling which could lead to excessive wear of cylind...

Page 18: ...ich manually drain after every refill operation The compressor fills air bottle under 12L Longtime continually running is not suggested because it may results in temperature rising parts damaged and the machine life shortened Check the pressure gauge and if any abnormalities are observed stop the equipment for inspection 2 Connect the charging hose to the air bottle Use only certified high pressur...

Page 19: ... overload Sudden halt of compressor 1 Shut off the main switch of the compressor immediately and bring the equipment to a total stop 2 Simultaneously shutoff the charging valve on the cylinder Once the charging process has ended the condensate drain valve need to be open to discharge the condensate After purging close the condensate drain valve to avoid moisture from entering the equipment causing...

Page 20: ...nsion remove the cover by removing the fixing screws and exert a pressure of approximately 10kg on the belt Check that the belt does not flex by more than 1 cm with respect to its original position Should it flex more than this o Loosen the engine fixing screws and the cooling fan cover fixing screw o If the belt is worn or close to its scheduled time for replacement change it with a new one o Rem...

Page 21: ...d to be dirty aged blocked it should be change periodically Figure 7 Removal of air filtration unit and changing of filter cartridge The breathing air quality is largely affected by the saturation and condition of activated carbon and molecular sieve thus it needs to be regularly changed If the air from the compressor is used for breathing air purpose the activated carbon in the filtration unit ne...

Page 22: ...ized tools and rotates following the anti clockwise direction to remove the filter 2 Use fingers to hook onto the filter cartridge unit Pull it up to remove and change into the new filter cartridge 3 Use fingers to press down on the new filter cartridge to lock it in place Close the filtration unit lid by rotating it and close it firmly ...

Page 23: ...inutes the condensate drain valve needs to be open If purging is not done it will affect the air quality or even leads to equipment damage Under normal condition the bleed condensate should be in milky white or brown color If the condensate shows to be dark brown in color and has strong oil smell inspection of the lubricating oil quality and oil level is needed 7 TROUBLESHOOTING Purge once for eve...

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