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- LW 300 E
- Operating Instructions Manual
L&W LW 300 E Operating Instructions Manual
Summary of LW 300 E
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A operating instructions breathing air compressor lw 300 e / lw 450 e www.Uebler. Net version: 11/12-e.
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Lw 300 e / lw 450 e page a - 2 a t a b l e o f c o n t e n t s general information and technical data general information / description of warning symbols .................................................................... 4 scope of delivery ...........................................................
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Lw 300 e / lw 450 e page a - 3 a t a b l e o f c o n t e n t s maintenance and service automatic condensation dump system ........................................................................................... 49 oil / water separator 1st stage - maintenance ........................................
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Lw 300 e / lw 450 e page a - 4 a warning indicates a potentially hazardous situation which, if not avoided, could result in physical injury or damage to the product or environment. Caution indicates an imminently hazardous situation which, if not avoided, could result in serious injury, physical inj...
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Lw 300 e / lw 450 e page a - 5 a d e s c r i p t i o n scope of delivery compressors are provided in different equipped versions. Versions filling pressure versions: • pn 225 bar • pn 330 bar • pn 225 / 330 bar specifications options • auto start system • 200 and 300 bar parallel filling operation •...
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Lw 300 e / lw 450 e page a - 6 a d e s c r i p t i o n technical data technical data lw 300 e lw 450 e capacity [l/min]: 300 450 max. Operating pressure [bar]: 350 350 rpm [min -1 ]: 730 1,100 number of pressure stages: 3 3 cylinder bore 1st stage [mm]: Ø 95 Ø 95 cylinder bore 2nd stage [mm]: Ø 42 Ø...
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Lw 300 e / lw 450 e page a - 7 a unit assembly d e s c r i p t i o n no. Designation 1 filling pressure gauge 2 switchboard 3 filling hoses (optional: without filling hoses) 4 filling valves 1 2 version: 260912-001 4 3.
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Lw 300 e / lw 450 e page a - 8 a switchboard d e s c r i p t i o n 1 2 3 4 5 no. Designation 1 emergency shut-off switch 2 hour counter 3 on button 4 off button 5 drain test button version: 261012-001 e.
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Lw 300 e / lw 450 e page a - 9 a flow chart d e s c r i p t i o n 1. Ansaugfilter / air intake filter 2. 1. Verdichterstufe / 1st pressure stage 3. Kondensatablassschlauch / condensate release hose 4. Sicherheitsventil 1.Stufe / safety valve 1st stage 5. Wärmetauscher / heat exchanger 6. Kondensatve...
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A s a f e t y p r e c a u t i o n s.
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Lw 300 e / lw 450 e page a - 11 a intended use only use the unit in perfect condition for its intended purpose, safety and intended use and observe the operating instructions! In particular disorders that may affect safety have to be eliminated im- mediately! Use the unit exclusively for the determi...
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Lw 300 e / lw 450 e page a - 12 a safety instructions on the unit importance of notes and warning signs that are affixed to the compressor according to the applica- tion or its equipment. S a f e t y p r e c a u t i o n s warning high voltage! Note ensure correct direction of rotation! Version: 2610...
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Lw 300 e / lw 450 e page a - 13 a s a f e t y p r e c a u t i o n s general safety precautions • read the operating instructions of this product carefully prior to use. • strictly follow the instructions. The user must fully understand and strictly observe the instructi- ons. Use the product only fo...
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Lw 300 e / lw 450 e page a - 14 a s a f e t y p r e c a u t i o n s unit customised safety notices organisational measures • in addition to the instruction manual, observe and comply with universally valid legal and other obligatory regulations regarding accident prevention and environment protectio...
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Lw 300 e / lw 450 e page a - 15 a s a f e t y p r e c a u t i o n s maintenance instructions • hoses have to be checked by the operator (pressure and visual inspection) at reasonable inter- vals, even if no safety-related defects have been detected. • immediately repair any damage. Escaping compress...
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Lw 300 e / lw 450 e page a - 16 a s a f e t y p r e c a u t i o n s transportation instructions • parts which need to be dismantled for transport purposes must be carefully replaced and secured before taking into operation. • the transport may only be carried out by trained personnel. • for transpor...
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A l o c a t i n g t h e u n i t.
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Lw 300 e / lw 450 e page a - 18 a l o c a t i n g t h e u n i t installation in closed rooms for installation in closed rooms, observe the following: • install the unit horizontally and level. The floor must be vibration-free and capable of taking the load of the system weight. • the compressor room...
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Lw 300 e / lw 450 e page a - 19 a l o c a t i n g t h e u n i t version: 261012-001 e dimensions 494 600 1040 1140 997 1317 fig. Dimensions.
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Lw 300 e / lw 450 e page a - 20 a l o c a t i n g t h e u n i t minimum distances • make sure that the compressor always has a sufficient amount of fresh air available. • to prevent serious damage, ensure that the cooling air flow can flow freely. • the following minimum distances must be adhered: f...
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Lw 300 e / lw 450 e page a - 21 a l o c a t i n g t h e u n i t ventilation • make sure that the compressor always has a sufficient amount of fresh air available for cooling. • to prevent serious damage, ensure that the cooling air flow can flow freely. • the necessary cooling air flow can be calcul...
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Lw 300 e / lw 450 e page a - 22 a l o c a t i n g t h e u n i t electrical installation for installation of electrical equipment, observe the following: • if control devices are delivered by the factory, refer to the appropriate wiring diagram. • ensure correct installation of protective conductors....
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Lw 300 e / lw 450 e page a - 23 a l o c a t i n g t h e u n i t electrical installation the standard compressor version is prepared for the connec- tion to three phases (brown, black, grey), neutral conductor (blue) and protective earth conductor (green/yellow). Fig. - connection to the switch box v...
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A o p e r a t i o n.
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Lw 300 e / lw 450 e page a - 25 a o p e r a t i o n important operation instructions note ensure that all persons handling the compressor are familiar with function and operation of the unit. I wear hearing protection when working on a running machine, always wear hearing protection. Version: 261012...
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Lw 300 e / lw 450 e page a - 26 a prior to first commissioning, observe the following: necessary steps are described on the next page. • ensure that cooling air can flow freely. • check compressor oil level by the oil sight glass (see next page). • check all connections and retighten if necessary. •...
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Lw 300 e / lw 450 e page a - 27 a f i r s t c o m m i s s i o n i n g check oil level check oil before each operation of the system! The oil level should be between the middle and upper end of the oil sight glass. Never start the compressor with a too low oil level. Refill new compressor oil at leas...
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Lw 300 e / lw 450 e page a - 28 a f i r s t c o m m i s s i o n i n g check turning direction before starting the compressor for the first time, check rota- tion direction (see the rotary direction arrow on the housing of the electric motor). If the direction of rotation is wrong, the guide pistons ...
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Lw 300 e / lw 450 e page a - 29 a d a i l y c o m m i s s i o n i n g prior to daily operation observe the following: • ensure cooling air can flow freely. • check compressor oil level by the oil sight glass. • check if filter cartridge is in place / observe filter cartridge life! • ensure toxic-fre...
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Lw 300 e / lw 450 e page a - 30 a o p e r a t i o n filling procedure note the unit shuts down when final pressure is reached. Thus, the unit always has to be restarted manually. I caution! Fill only cylinders which: - are marked with the test mark and the test stamp of the expert. - have been hydro...
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Lw 300 e / lw 450 e page a - 31 a o p e r a t i o n switch off the compressor the compressor unit is equipped as standard with a pressure switch which automatically shuts down the system when the corresponding final pressure is reached. During filling process, you can shut down the system at any tim...
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A r e m e d y i n g f a u lt s.
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Lw 300 e / lw 450 e page a - 33 a r e m e d y i n g f a u l t s final pressure can not be reached strong compressor vibration cause of fault remedy v-belt tension too loose tension v-belt drive motor / compressor unit loosely retighten mounting screws anti vibration mounts used up replace ground not...
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Lw 300 e / lw 450 e page a - 34 a r e m e d y i n g f a u l t s compressor overheated cause of fault remedy inlet filter cartridge contaminated replace ambient temperature too high improve room ventilation / cooling air inlet and outlet insufficient observe minimum distances (see installation instru...
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Lw 300 e / lw 450 e page a - 35 a r e m e d y i n g f a u l t s automatic condensate drain defective cause of fault remedy solenoid coils defective replace cable / supply cable defective repair, replace if necessary timer / relais defective replace sinter filter of pneumatic condensate valve blocked...
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Lw 300 e / lw 450 e page a - 36 a r e m e d y i n g f a u l t s filter life not sufficient cause of fault remedy pressure maintaining valve settings not correct adjust as prescribed filter cartridge unsuitable replace by a prescribed filter cartridge type filter cartridge too old observe expiration ...
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A m a i n t e n a n c e a n d s e r v i c e.
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Lw 300 e / lw 450 e page a - 38 a m a i n t e n a n c e a n d s e r v i c e service, repair and maintenance carry out service and maintenance work exclusively when the compressor is stopped and depressuri- sed. The unit should be leak-checked regularly. Leaks can be preferably localised by using a l...
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Lw 300 e / lw 450 e page a - 39 a m a i n t e n a n c e a n d s e r v i c e daily before taking unit into operation maintenance work type quantity order no. Check oil level - - 000001 check condition of all filling hoses - - - check filter cartridge lifetime - - - operate unit to final pressure and ...
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Lw 300 e / lw 450 e page a - 40 a m a i n t e n a n c e a n d s e r v i c e every 500 operating hours maintenance work type quantity order no. Change intake filter - 1 000170 check pressure maintaining/non-return valve - - - check v-belt tension and condition - - - version: 261012-001 e.
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Lw 300 e / lw 450 e page a - 41 a m a i n t e n a n c e a n d s e r v i c e every 1000 operating hours maintenance work type quantity order no. Replace v-belt lw 300 e (50hz) 1 001453 lw 300 e (60hz) 1 - lw 450 e (50hz) 1 001409 lw 450 e (60hz) 1 001453 replace sintered metal filter element of water...
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Lw 300 e / lw 450 e page a - 42 a m a i n t e n a n c e a n d s e r v i c e every 4000 operating hours (latest in 10 years) maintenance work type quantity order no. Replace all o-rings and gaskets of 1st, 2nd and 3rd stage gasket 3 000240 o-ring 1 001274 1st stage 1 000259 2nd stage 1 000256 3rd sta...
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Lw 300 e / lw 450 e page a - 43 a m a i n t e n a n c e a n d s e r v i c e service kits the service kits contain parts for maintenance according to the factory requirements. The use of the service kits ensures that all required parts are ordered and replaced and gives assurance that all parts are i...
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Lw 300 e / lw 450 e page a - 44 a m a i n t e n a n c e a n d s e r v i c e check v-belt tension the v-belt could lose tension during transportation. Please check the v-belt tension before starting the compressor. Tension v-belt to tighten v-belt tension, loosen 4 mounting nuts of the drive motor. U...
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Lw 300 e / lw 450 e page a - 45 a m a i n t e n a n c e a n d s e r v i c e compressor lubrication crankshaft bearings of the 1st and 2nd stage get lubrication by an oil slinger. In addition, 1st and 2nd stage are lubricated by spray oil. The guide cylinder of the 3rd stage is lubricated by a mechan...
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Lw 300 e / lw 450 e page a - 46 a m a i n t e n a n c e a n d s e r v i c e oil change oil change as follows: • run compressor warm for approx. 2 min. • switch off and vent compressor. • place a suitable oil drain tray under the drain hose. • open carefully oil drain valve and drain oil completely. ...
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Lw 300 e / lw 450 e page a - 47 a m a i n t e n a n c e a n d s e r v i c e oil sieve change oil sieve change as follows: • loosen cover screws (4 pcs). • remove the cover, the cover gasket and the oil sieve. • clean the oil sieve with petroleum-ether or replace the defective oil sieve. • replace th...
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Lw 300 e / lw 450 e page a - 48 a m a i n t e n a n c e a n d s e r v i c e final pressure switch the pressure switch shuts off the compressor automatically when the selected final pressure is reached. The final pres- sure switch is already adjusted to the corresponding cut-out pressure. The pressur...
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Lw 300 e / lw 450 e page a - 49 a m a i n t e n a n c e a n d s e r v i c e automatic condensation dump system the lw 450 e comes as standard with an automatic condensation dump system. Solenoids drain all condensate separators every 15 minutes. To test the system, press the blue condensate test dra...
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Lw 300 e / lw 450 e page a - 50 a oil / water separator 1st stage - maintenance change / clean oil / water separators 1st stage as follows: • loosen pipe connections and mounting screws. • remove oil / water separators. • open ring nut and remove separator top (fig. 1). • open nut and remove separat...
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Lw 300 e / lw 450 e page a - 51 a oil / water separators 2nd stage - maintenance maintenance / cleaning of oil / water separators 2nd stage as follows: • loosen pipe connections and mounting screws. • remove oil / water separators. • unscrew and remove filter top (fig. 1). • open nut and remove sepa...
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Lw 300 e / lw 450 e page a - 52 a oil / water separators final stage m a i n t e n a n c e a n d s e r v i c e oil / water separators final stage - maintenance change/clean oil / water separators final stage as follows: • loosen pipe connections and mounting screws. • remove oil / water separators. ...
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Lw 300 e / lw 450 e page a - 53 a pneumatic condensate valve m a i n t e n a n c e a n d s e r v i c e pneumatic condensate valve - maintenance pneumatic condensate valve change as follows: • loosen pipe connections and mounting screws. • remove pneumatic condensate valve. • loosen connection (fig. ...
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Lw 300 e / lw 450 e page a - 54 a m a i n t e n a n c e a n d s e r v i c e filter housing the mole carbon filter housing is installed on the right hand side of the compressor housing. Inside the filter housing a jet blows air on to the housing wall. Condensation water and oil are led by centrifugal...
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Lw 300 e / lw 450 e page a - 55 a m a i n t e n a n c e a n d s e r v i c e filter cartridge change filter cartridge change as follows: • run the compressor up to a pressure of 100 bar. • stop compressor. • open filling valve. • unscrew filter housing cover by using the special filter tool (fig. 1)....
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Lw 300 e / lw 450 e page a - 56 a fig. 1 - open filter cover m a i n t e n a n c e a n d s e r v i c e filter housing - maintenance filter housing maintenance as follows: • open filter cover (fig. 1). • change o-ring and back-up ring, previously grease both (fig. 2). • grease filter cover thread and...
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Lw 300 e / lw 450 e page a - 57 a m a i n t e n a n c e a n d s e r v i c e inlet filters a micro filter cartridge is used as an air inlet filter. Check air inlet filter regularly or replace it. Defective air inlet filters should be immediately replaced with a corresponding filter. Maintenance inter...
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Lw 300 e / lw 450 e page a - 58 a m a i n t e n a n c e a n d s e r v i c e cylinder heads and valves inlet and outlet valves of the specific compressor stages are located between valve head and cylinder. Outlet valves open while piston downstroke, inlet valves open while upstroke or compression str...
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Lw 300 e / lw 450 e page a - 59 a m a i n t e n a n c e a n d s e r v i c e replace inlet and outlet valves 1st and 2nd stage change inlet and outlet valves 1st and 2nd stage as follows: remove inlet / outlet valve • loosen pipe connections • loosen valve head screws (fig. 1) • remove valve head • p...
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Lw 300 e / lw 450 e page a - 60 a m a i n t e n a n c e a n d s e r v i c e replace inlet and outlet valves 1st and 2nd stage - continued from previous page install inlet / outlet valve • grease the lower valve gasket slightly and place on the new inlet and outlet valve. Caution: observe correct cop...
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Lw 300 e / lw 450 e page a - 61 a m a i n t e n a n c e a n d s e r v i c e replacement inlet and outlet valves 3rd stage replacement inlet and outlet valves 3rd stage as follows: • loosen pipe connections • loosen valve head screws (fig. 1) • remove lower valve gasket (fig. 2) • dismount inlet and ...
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Lw 300 e / lw 450 e page a - 62 a m a i n t e n a n c e a n d s e r v i c e safety valves every pressure stage is equipped with a separate over pressu- re safety valve. Safety valves avoid a non permissible high pressure at the specific pressure stages and limit maximum operation pressure of the com...
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Lw 300 e / lw 450 e page a - 63 a m a i n t e n a n c e a n d s e r v i c e pressure maintaining / non return valve a pressure maintaining / non return valve is installed after the mole carbon filter housing. It maintains a pressure of at least 150 bar inside the filter housing - this optimises filt...
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Lw 300 e / lw 450 e page a - 64 a m a i n t e n a n c e a n d s e r v i c e safety valve test safety valve test as follows: • disconnect compressor from the electrical power supply and protect against unexpected restart. • remove the cover of the switch box. • switch on the "test safety valve" switc...
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Lw 300 e / lw 450 e page a - 65 a m a i n t e n a n c e a n d s e r v i c e leak test leak test as follows: • disconnect the compressor from the electrical power supply and protect against unexpected restart. • remove the cover of the switch box. • switch on the leak test switch (solenoid valves wil...
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Lw 300 e / lw 450 e page a - 66 a pressure gas vessel test according to the pressure equipment directive (ped 97/23/ec) and tÜv darmstadt (german supervising authorities). State: 10.12.2005 subject: pressure gas vessels with a product permissible operating pressure [bar] x content volume [litres] up...
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A m a i n t e n a n c e r e c o r d s.
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Lw 300 e / lw 450 e page a - 68 a m a i n t e n a n c e r e c o r d s introduction form for the operator no. Surname, name date place signature instructor by adding themselves to this list, the person that signs it confirms having been given a yearly introduction/instruction about the function and o...
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Lw 300 e / lw 450 e page a - 69 a m a i n t e n a n c e r e c o r d s top up oil, oil change date operating hours oil quantity [l] name version: 161012-001e.
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Lw 300 e / lw 450 e page a - 70 a m a i n t e n a n c e r e c o r d s cartridge change date operating hours difference name version: 161012-001e.
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Lw 300 e / lw 450 e page a - 71 a m a i n t e n a n c e r e c o r d s maintenance work description date, signature version: 161012-001e.
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Lw 300 e / lw 450 e page a - 72 a m a i n t e n a n c e r e c o r d s replaced parts designation part number date, signature version: 161012-001e.
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Lw 300 e / lw 450 e page a - 73 a s t o r a g e conservation / storage of the compressor if the compressor is not to be used for an extended period of time, we recommend the follo- wing conservation work to be carried out before the storage: • run the compressor at 200 bar for approx. Ten minutes • ...
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Lw 300 e / lw 450 e page a - 74 a s t o r a g e transportation instructions • parts which need to be dismantled for transport purposes must be carefully replaced and secu- red before taking into operation. • the transport may only be carried out by trained personnel. • for transportation, only use l...