Larius L400 Series Operating And Maintennance Instructions

Mist-less manual spraying gun

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P A I N T
S P R A Y I N G
E Q U I P M E N T
L400
Mist-less
manual
spraying gun
www.larius.com
ENGLISH
Ed. 004 - 01/2014

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Summary of Contents for Larius L400 Series

  • Page 1 P A I N T S P R A Y I N G E Q U I P M E N T L400 Mist-less manual spraying gun www.larius.com ENGLISH Ed. 004 - 01/2014...
  • Page 2 Larius S.r.l, founded in 1969, designs and ma- nufactures painting equipment, and transfer and extrusion pumps. Larius S.r.l is a company with a great industrial tradition and an innovative technological culture. Internal production, based on innovation and re- search, is flexible to industry changes in order to achieve the primary objective of creating value.
  • Page 3 The two systems are fully interchangeable with no need to mo- dify the body of the gun; • provide quick couplings to speed up the connection of the gun to the air hose; • provide the high precision cap to adjust the opening of the pro- duct flow. www.larius.com...
  • Page 4 Top spraying Clean tip Code 21342 Mist-less automatic gun L201 with rear inlets for Mist-less tip Code 21341 Mist-less automatic gun L201 with rear inlets complete with Mist-Clean 2 base for Super Fast Clean or Top spraying Clean tip Code 21343 www.larius.com...
  • Page 5 Airless spraying gun L91X complete with Super fast Clean base Code 11130 Airless spraying LA95 Automatic - high pressure Code 11700 Gun RAC2 Automatic - low pressure Code 14100 Airless gun PLA cm 130 complete with Super Fast Clean base Code K11421 www.larius.com...
  • Page 6: Table Of Contents

    WE ADVISE THE USE OF THIS EQUIPMENT ONLY BY PROFESSIONAL OPERATORS. ONLY USE THIS MACHINE FOR USAGE SPECIFICALLY MENTIONED IN THIS MANUAL. Thank you for choosing a LARIUS S.R.L. product. As well as the product purchased, you will receive a range of support services enabling you to achieve the results desired, quickly and professionally.
  • Page 7: Warnings

    If electrical shocks or discharges are encountered the operation being carried out using the equipment must be stopped immediately. Keep a fire extinguisher at hand in the immediate vicinity of the work area. Ed. 003 - 02/2013 www.larius.com...
  • Page 8: Aworking Principle

    STANdARd Gj 1/4" (M) Inlet port size 1/4" NPS (M)* Weight 590 g *Available on request PARTS OF THE SPRAY-GUN IN CONTACT WITH THE MATERIAl Stainless steel AISI 420B, PTFE, Aluminium, Stainless Steel AISI 303, Tungsten carbide Ed. 003 - 02/2013 www.larius.com...
  • Page 9: Ctransport And Unpacking

    • AlWAYS FOllOW THE INSTRUCTIONS ABOUT SAFETY In case of damage, call immediately LARIUS and the ANd THE REGUlATIONS IN FORCE. Shipping Agent. All the notices about possible damage or anomalies must arrive timely within 8 days at least from •...
  • Page 10: Edescription Of The Equipment

    L400 SPRAYING GUN DESCRIPTION OF THE EQUIPMENT POS. Description POS. Description Head Gun air adjusting screw locking ring nut Air inlet fitting Safety lever Trigger Gun body Material inlet fitting Ed. 003 - 02/2013 www.larius.com...
  • Page 11 WHIlE dISPENSING, FUllY RElEASE THE TRIGGER IMMEdIATElY. AlWAYS FOllOW THE PRESSURE RElIEF PROCEdURE, BElOW, BEFORE WIPING OFF BUIld-UP AROUNd THE NOZZlE OR REMOVING THE NOZZlE TO ClEAN IT. • dO NOT POINT THE GUN UPWARdS dURING ClEANING OPERATIONS. Ed. 003 - 02/2013 www.larius.com...
  • Page 12: Ffluid Injection Hazard

    • Fully release the gun trigger and set the gun trigger lock by • leave the drain valve open until you are ready to dispense rotating the trigger lock forward. again. Ed. 003 - 02/2013 www.larius.com...
  • Page 13: Hequipment Misuse Hazard

    Ed. 003 - 02/2013 www.larius.com...
  • Page 14: Mmoving Parts Hazard

    GROUNDING, above. Always use the lowest possi- ble fluid pressure, and maintain firm metal-to-metal contact between the gun and grounded metal pail during flushing to reduce the risk of fluid injection injury, static sparking and splashing. Ed. 003 - 02/2013 www.larius.com...
  • Page 15: Ooperation

    Before starting the pump it is important that a small amount of atomizing air is sent to the spraygun. • At this point, the product will flow until reaching the gun and you can start working. Ed. 003 - 02/2013 www.larius.com...
  • Page 16 TRIGGER LOCK ENGAGED TRIGGER LOCK DISENGAGED To engage the trigger lock, release the trigger and rotate the To disengage the trigger lock (O1), rotate the trigger lock back- trigger lock (O1) forward. ward. Safety disengaged Safety engaged Ed. 003 - 02/2013 www.larius.com...
  • Page 17: Proutine Maintenance

    (P2). • loose and remove the fitting (P2) • Remove the product filter (P3) and replace it with a new one. NOTE: should the filter be blocked, use the pliers to remove it easily. Ed. 003 - 02/2013 www.larius.com...
  • Page 18: Replace Product Gasket

    Use the provided wrench (P11) to unscrew the nut (P9) and the pivot (P10) and disassemble the trigger (P8). Pay attention to the direction of the bushing (P15) in order to grant its correct positioning. Ed. 003 - 02/2013 www.larius.com...
  • Page 19 • Fasten the needle (P25) by using pointed pliers (P26). During assembling, pay attention to the direction of the gasket (P21) which should be placed with the sealing lip facing inward (see picture below). Ed. 003 - 02/2013 www.larius.com...
  • Page 20: Replace Coupling Group

    (P37) witht he provided wrench (P38) and replace with a new spare part (P39). • Reassemble the head (P34) and the ring nut with the nozzle. At this point the procedure for the gasket replacement is completed. Ed. 003 - 02/2013 www.larius.com...
  • Page 21: Replace Air Valve Gasket

    To replace the air valve gasket, porceed as follows: • Use the provided wrench (P41) to remove the rear cap (P42) and the spring (P43) and (P44) . • Remove the ring nut (P51) and the coupling (P52). Ed. 003 - 02/2013 www.larius.com...
  • Page 22 During assembling, pay attention to the direction of the gasket (P57) which should be placed as shown in the picture above. • Insert the gasket (P59) inside the air valve (P60) making sure it is duly placed as shown in the picture. Ed. 003 - 02/2013 www.larius.com...
  • Page 23 Reasssmble the cap (P71) by using the provided wrench wrench. (P72). • Screw the nut (P74) and the pivot (P75) with the provided • Remove completely the air regulator from the gun body (P80). wrench (P76) to reassemble the trigger (P73). Ed. 003 - 02/2013 www.larius.com...
  • Page 24: Replace Product House Gasket

    22 ATTENTION: To replace the product house gasket, porceed as follows: • Remove the screw (P88) of the house supporting bracket by using the suitable wrench (P89). • Remove the revolving fitting (P90). Ed. 003 - 02/2013 www.larius.com...
  • Page 25 (P98) with your hand without overtightening. (P103). P102 P103 • Fasten with your hand the screw (P99) and the revolving fitting At this point the procedure for the product house gasket replace- (P100) without overtightening. ment is completed. P100 P100 Ed. 003 - 02/2013 www.larius.com...
  • Page 26: Qmist-Less Manual Gun L400

    L400 SPRAYING GUN MIST-LESS MANUAL GUN L-400 WARNING: Always indicate code and quantity for each part required. Ed. 003 - 02/2013 www.larius.com...
  • Page 27 POS. 5 - CODE 21895 - GASKET GROUP POS. PART. NO. DESCRIPTION 5b 5c 5d 21874 SEAT GASKET 21862 O-RING 11955 GASKET 4077 O-RING POS. 8 - CODE 21897 - NEEDLE POS. PART NO. DESCRIPTION Ed. 003 - 02/2013 www.larius.com 21827 NEEDLE 21857...
  • Page 28: Rsuper Fast-Clean Nozzle

    “reinforced” spring 2 base provided in the case. 21920 Complete Mist-less nozzle coupling 21930 Complete SFC nozzle coupling + needle 21935 Complete Mist-less nozzle coupling + needle 21940 Gaskets kit for Mist-less manual gun l400 Ed. 003 - 02/2013 www.larius.com...
  • Page 29 30 mesh - green 21912 33010 Copper gasket long filter 60 mesh - white 21913 11017 Spring long filter 100 mesh - yellow 21914 21868 Fitting long filter 200 mesh - red 7021 Copper gasket Ed. 003 - 02/2013 www.larius.com...
  • Page 30: Troubleshooting

    Pulling the trigger, the fluid does • Clean or replace it; • Filter clogged or worn. not flow out • Clean or replace it. Incorrect spreading of the product is caused by incorrect adjustment between the air and the fluid. Ed. 003 - 02/2013 www.larius.com...
  • Page 31: Zversions

    Top Spraying Clean nozzle Code 21803 Code 21802 Mist-less manual gun L400 Mist-less manual gun L400 complete with Super Fast Clean or for Mist-less nozzle with long filter Top Spraying Clean nozzle with long filter Ed. 003 - 02/2013 www.larius.com...
  • Page 32 S P R A Y I N G E Q U I P M E N T 23801 CALOLZIOCORTE - lECCO - ITAlY - Via Antonio Stoppani, 21 Tel. (39) 0341/62.11.52 - Fax (39) 0341/62.12.43 E-mail: larius@larius.com - Internet http://www.larius.com...

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