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6190760 (Rev A)                                                                     

120R Basic Compressor User Guide

© 2022 JUN-AIR

We reserve the right to make any alterations which may be due to any technical improvements

Printed in the USA

SAFETY

Important - read this first!

Please read the following information and operating instructions 

included with this product before use . This information is for your 

safety and it is important that you follow these instructions . It will 

also help prevent damage to the product . Failure to operate the unit 

in accordance with the instructions or using JUN-AIR unauthorized 

spare parts can cause damage to the unit and could cause serious 

injury . 

CAUTION: To reduce risk of electric shock

•  Only authorized service agents should carry out service . 

Removing parts or attempting repairs can create an electric 

shock . Refer all servicing to qualified service agents .

•  If this unit is supplied with a three-pin plug, connect with a 

properly earthed outlet only .

WARNING: To reduce risk of electrocution

• 

Do not use this unit with electrical voltages other than stated 

on the rating plate .

• 

Always unplug this unit immediately after use and store in a dry 

place .

• 

Do not use this product in or near liquid or where it can fall or 

be pulled into water or other liquids .

• 

Do not reach for this product if it has fallen into liquid . Unplug 

immediately .

• 

This unit is not weatherproof . Never operate outdoors in the 

rain or in a wet area .

DANGER: To reduce risk of explosion or fire

• 

During spraying with combustible liquids, risk of explosion may 

arise, particularly in closed rooms .

• 

Do not use this product in or near explosive atmospheres or 

where aerosol products are being used . 

• 

Do not pump any other gases other than atmospheric air .

• 

Do not pump combustible liquids or vapours with this product; 

do not use it in or near areas with combustible or explosive 

liquids or vapours . 

• 

Do not use this unit near open flames . .

CAUTION: To prevent injury

• 

Compressed air can be dangerous; do not direct airflow at  

a person’s head or body .

• 

Always keep the system out of reach of children .

• 

Never operate this product if it has a damaged power lead or 

plug, if it has been dropped or damaged, or if it has fallen into 

water . Return the product to a service center for examination 

and repair .

• 

Keep the electrical cable away from hot surfaces .

• 

Ensure all openings are kept free of restriction and never 

restart when the unit cools and the overload resets .  

Never place the system on a soft surface where  

the openings may be blocked . Keep all openings free from 

dust, dirt and other particles .

• 

Never leave this product unattended when plugged in .

• 

Never insert fingers or any other objects into fans .

• 

This unit is thermally protected and can automatically restart 

when the overload resets .

• 

Wear safety glasses, when servicing this product .

• 

Use only in well ventilated areas .

• 

This product may only be connected to units or tools with a 

max . pressure rating higher or equal to that of the compressor .

• 

The surface of the compressor can get hot . Do not touch 

compressor motor during operation .

 

Failure to observe the safety precautions could result in severe 

bodily injury, including death in extreme cases.

IMPORTANT: General directions for use

• 

Protect compressor against rain, moisture, frost and dust . 

• 

The compressor is constructed and approved for a max . 

pressure as stated under Technical Specifications .

• 

Do not operate the compressor at ambient temperatures 

exceeding 40°C/104°F or falling below 0°C/32°F .

• 

If the supply power lead on the compressor is defective, an 

authorized 

Jun-Air 

distributor or other qualified personnel 

must carry out the repair .

Summary of Contents for JUN-AIR 120R-40B

Page 1: ... Compressor 120R 40B 120R 40BQ3 2x120R 90BQ6 6190760 REV A Registered Trademark Trademark of JUN AIR Inc Copyright 2022 JUN AIR Manufacturing Inc All Rights Reserved WWW JUN AIR COM ISO 9001 CERTIFIED A BRAND OF A BRAND OF ...

Page 2: ...g Manual 5 DE Betriebsanweisung 5 FR Mode d emploi 5 ES Modo de empleo 5 NL Gebruiksaanwijzing 5 DK Betjeningsforskrift 5 Technical specifications Technische Daten Caracteristiques techniques Detalles téchnicos Technische gegevens Tekniske specifikationer Diagrams Zeichnungen Dessins Diagramas Tekeningen Diagrammer Spare parts Ersatzteile Pieces detachées Piezas de recambio Onderdelenlijst Reserve...

Page 3: ...rts par la garantie Sauf accord contraire les Conditions Générales de Vente et de Livraison de JUN AIR International A S seront appliquées JUN AIR International A S se réserve le droit de changer les spécifications techniques la construction ES Garantia Su compresor JUN AIR está garantizado durante 2 años contra fallos de materia les o de construcción siempre que se cumplan las instrucciones de us...

Page 4: ... air Do not pump combustible liquids or vapours with this product do not use it in or near areas with combustible or explosive liquids or vapours Do not use this unit near open flames CAUTION To prevent injury Compressed air can be dangerous do not direct airflow at a person s head or body Always keep the system out of reach of children Never operate this product if it has a damaged power lead or ...

Page 5: ...will destroy important components MAINTENANCE To ensure a long lifetime of the compressor it is important that inspection and maintenance is carried out regularly as described in the following Preventive maintenance Activity Weekly Monthly One a year or every 2000 hours a Drain condensate b Check filter regulator c Check for leaks d Clean the unit e Check safety valve f Check inlet filter g Check ...

Page 6: ...x pressure as stated under Technical Specifications do not adjust to a higher pressure Higher working pressure will reduce the lifetime of the compressor The compressor will stop at max pressure stop pressure and start again at min pressure start pressure The difference between max and min pressure is the differens pressure Unscrew the lid of the pressure switch Adjust max pressure adjusting the t...

Page 7: ...drop should not exceed 1 bar d Check the piston gaskets Replace if necessary e Defective valve plate Contact your JUN AIR distributor 4 The motor gets very hot a The ambient temperature is too high If the motor is installed in a cabinet sufficient ventilation must be ensured b Leaks in fittings tubes or pneumatic equipment Check with soapy water or by letting unit stay over night disconnected from...

Page 8: ... size liter 40 40 90 U S gallon 10 6 10 6 24 Weight kg 55 66 102 lbs 120 144 225 Dimensions LxWxH mm 556 x 443 x 678 556 x 581 x 678 1026 x 592 x 890 in 21 9 x 17 4 x 26 7 21 9 x 22 9 x 26 7 40 4 x 23 3 x 35 0 Pumping time 50 Hz 85 sec 110 sec 124 sec 60 Hz 72 sec 95 sec 107 sec Noise level 1 m 50 Hz 76 dB a 76 dB a 79 dB a 60 Hz 79 dB a 79 dB a 82 dB a Three phase units are appoximately 100 mm wi...

Page 9: ...9 2022 JUN AIR We reserve the right to make any alterations which may be due to any technical improvements Printed in the USA 120 Basic Compressor User Guide 6190760 Rev A Performance Curves ...

Page 10: ...r User Guide 2022 JUN AIR We reserve the right to make any alterations which may be due to any technical improvements Printed in the USA Electrical Drawing Model 120R 40B 230 V 50 60 Hz Motor Spec 120R 230 V 50 Hz 8 A 120R 230 V 60 Hz 10 A ...

Page 11: ... right to make any alterations which may be due to any technical improvements Printed in the USA 120 Basic Compressor User Guide 6190760 Rev A Electrical Drawing Model 120R 90BQ6 Motor Spec 120R 230 V 50 Hz 8 A 120R 230 V 60 Hz 10 A ...

Page 12: ... 6190760 Rev A 120R Basic Compressor User Guide 2022 JUN AIR We reserve the right to make any alterations which may be due to any technical improvements Printed in the USA Pneumatic Diagram Model 120R 40B ...

Page 13: ...2022 JUN AIR We reserve the right to make any alterations which may be due to any technical improvements Printed in the USA 120 Basic Compressor User Guide 6190760 Rev A Pneumatic Diagram Model 120R 40BQ3 ...

Page 14: ...6190760 Rev A 120R Basic Compressor User Guide 2022 JUN AIR We reserve the right to make any alterations which may be due to any technical improvements Printed in the USA Pneumatic Diagram Model 120R 90BQ6 ...

Page 15: ... Radiator fan 2xOF1202 150BD6 without camtimer 230V CE UL 5612310 Drain bottle 1 l multi excl accessories 5820000 Spring f non return valve 6241800 O ring f 1 plug 32x5 mm 6242500 O ring Ø16 1x1 6 mm 6243000 O ring Ø7 3x2 4 mm brown f non return valve 6243710 O ring f plug Ø11 2x2 4 f OF300 6245800 O ring Ø47x5 f 1 1 2 plug 6246000 O ring f 2 plug 6253200 Rubber base Ø50 6253300 Rubber base comple...

Page 16: ...rinted in the USA Spare Parts OF1202 40B A A A 6457065 B B 6457080 8111930 3512150 6317000 6253200 5240612 6359000 6317000 120R689 T102 N800NX 6295830 5075010 5427000 7565000 7071000 5414500 5960000 7540000 6357100 6341800 5421004 5140000 7565000 7071601 5424000 5427001 5427002 5427003 5130000 4071020 5416100 7024000 5424630 7167201 7167201 7024000 7566200 ...

Page 17: ...710 A 5445235 COMPLETE A A 645706 5 B B 6457080 8111930 3512150 6317000 6253200 5240612 4094150 COMPLETE 5075011 5427003 7024000 7566200 7167201 O RING 6243710 7024000 5424630 5416100 5421004 4146200 7540000 5960000 6357100 6341800 5140000 7566000 7565000 7071601 5130000 4071020 5427003 5427002 5427001 5424000 6344501 B A B 6359000 6317000 5427001 5427002 120R689 T102 N800NX 6342250 6295830 478590...

Page 18: ...57100 6341800 6357100 6341800 4094212 6355500 6343100 6343100 6355500 8111937 5445240 7180000 3936267 G D HOSE FROM PS SIDE MOTOR TO FAN RADIATOR BOX W UNLOADER VALVE BRAIDED HOSE CONNECTING FAN RADIATOR BOXES B E CABLE FROM PRESSURE SWITCH TO DRYER NON RETURN VALVES W T FITTING CONNECTING 1 HOSE FROM EACH MOTOR CABLE FROM DRYER TO FAN RADIATOR BOX W UNLOADER VALVE CABLES FROM MOTOR S TO CAPACITOR...

Page 19: ... www JUN AIR com Gast Group Ltd Unit 11 The I O Centre Nash Road Redditch B98 7AS United Kingdom Phone 44 0 1527 504040 Fax 44 0 1527 525262 Registered Trademark Trademark of JUN AIR Inc Copyright 2022 JUN AIR Manufacturing Inc All Rights Reserved WWW JUN AIR COM ISO 9001 CERTIFIED A BRAND OF ...

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