Utile LW401 Installation, Operation & Maintenance Instructions Manual Download Page 1 | Manualshive

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The Utile Engineering Co. Ltd.

16/09/03

Irthlingborough, Northamptonshire. England
Tel: +44 (0) 1933 650216
Fax: +44 (0) 1933 652738

1

IC144

Installation

Operation

Maintenance Instructions

Model LW401

Blower / Vacuum Pump

with manual 4 way valve

Serial Number

Site Location

Installation Date

1
2
3
...
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Summary of Contents for LW401

Page 1: ...Irthlingborough Northamptonshire England Tel 44 0 1933 650216 Fax 44 0 1933 652738 1 IC144 Installation Operation Maintenance Instructions Model LW401 Blower Vacuum Pump with manual 4 way valve Serial Number Site Location Installation Date ...

Page 2: ...ipment into which the machine has been incorporated and the said equipment declared to be in conformity with the Machinery Directive they must not be put into service Foreword The LW rotary blowers and vacuum pumps have been developed based on many years of experience in the compressor and vacuum pump industry Using modern design techniques and production methods coupled with rigorous testing and ...

Page 3: ...k on the displacement principle They provide a constant low pulsation supply of air or gas The machines have a cylindrical bored housing The rotor which is also cylindrical is fitted eccentrically in the cylinder so that a crescent shaped working chamber is formed Movable rotor vanes are fitted in the longitudinal grooves in the rotor centrifugal force and the force of the air or gas presses the b...

Page 4: ...rgency stop buttons and other such devices if fitted are to be checked regularly to ensure that they continue to function correctly and will protect the installation and personnel in the event of an emergency NO attempt should be made to touch the machine whilst it is rotating Particular care is needed when checking rotor clearances Any movement of rotors may trap fingers Most machines certain pip...

Page 5: ...e ancillary components are packed suitably within the case The packaging and contents should be received in good condition When unpacking do not remove the inlet outlet protection covers The contents should be inspected against the advice note notify Utile Engineering within 3 days of any items which are damaged or are missing followed by a written claim within seven days of the goods being delive...

Page 6: ...0 Nm M16 100 00 Nm M6 10 00 Nm M20 150 00 Nm M8 18 00 Nm M24 250 00 Nm M10 40 00 Nm Location The machine should be installed in a clean dry well ventilated area Allow adequate space and facilities for service inspection and future expansion A minimum of 0 75m of working space around the machine is recommended Adequate space around the motor and machine particularly any fan inlets is also necessary...

Page 7: ...arallel alignment see fig 5 Place a straight edge across the coupling The hubs will be in correct alignment when the straight edge contacts the 4 points squarely Drive Belts 1 Remove any dirt oil etc from all mating surfaces Place bush in hub and match half holes on both shafts 2 Mount assembly in desired position on shafts ensuring both shafts are parallel and in correct alignment use a straight ...

Page 8: ...ll equipment is installed and earthed in accordance with current legislation 9 Check all piping connections 9 If the system is to be pressure tested all gauges and pressure switches must be isolated or removed Maximum purge or pressure test is 1 50 times the working pressure 9 Check all protective devices ensuring they are working correctly 9 Ensure personnel are adequately protected from accident...

Page 9: ... found necessary to alter the oil feed then proceed as follows using fig 7 1 Loosen off locking nut 8 from adjusting screw retaining bracket 2 To decrease flow back off external nut 9 towards shoulder of adjusting screw To increase flow tighten external nut 9 onto adjusting screw retaining bracket 3 Tighten locking nut 8 onto adjusting screw retaining bracket Lubricator Maintenance Refill the oil ...

Page 10: ...are recommended to be replaced after 15000 operating hours or 2 years whichever is sooner Blades must be replaced regardless of wear after 20000 operating hours as failure due to fatigue could cause serious damage After maintenance the machine and equipment must be treated as new and all pre commissioning checks should be made Install all protective devices and controls properly after completion o...

Page 11: ...ure excessive 4 Warped Sticking blades 4 Replace blades 1 Insufficient lubricant to cylinder 1 Inspect clean oil lines oil holes 2 Incorrect lubricant 2 Use correct lubricant 3 Dirty inlet air gas 3 Clean inspect intake Excessive blade wear 4 Excessive operating temperature 4 See remedies for excessive discharge temperature 1 Worn bearing 1 Replace bearing 2 Excessive blade wear 2 Replace blades c...

Page 12: ...f the correct oil is being used Bearings cylinder wall rotor shaft assembly and blades should show a polished surface with a light film of oil Hard baked deposits indicate inferior oil dirt or excessive temperature 3 Reassembly after Blade Inspection Reassemble in the reverse order taking note of the following points 3 1 Ensure the blades are orientated correctly in their slots 3 2 If coverplate g...

Page 13: ... and should be pushed hard against the rotor face with the slot away from the rotor face It is essential that the width of the seal sleeve is identical to the one it is replacing or internal clearances may be effected causing serious machine damage 6 2 The rear end roller bearing inner race 10 can now be pressed onto the shaft Starting at the drive end 6 3 Press the ball bearing 9 into position in...

Page 14: ...constant availability and smooth running of the machine We recommend the following parts and quantities to be kept in stock at the installation site Part Number Description LW401 Quantity Blade S 8560 3 5 Ball Bearing H 1034 1 Roller Bearing H 1030 1 Shaft Seal F 1060 1 Gasket Coverplate K 1032 2 Gasket End Cap Drive End S 8544 1 2 O Ring Sindanyo Disc F 1263 1 Gasket Oil Pump S 9679 1 1 Gasket Va...

Page 15: ...Cap Screw G 1116 8 40 Oil Pump Assembly ac S 13012 1 1 14 Oil Drip Indicator S 8899 2 41 Handle SK 2264 1 15 Hexagon Head Screw G 1083 12 42 Washer SK 2270 1 16 Hexagon Head Screw G 1072 4 43 Hex Head Screw G 1063 1 17 Dowel E 1014 4 44 Spacer SK 2265 1 18 Adaptor R 1084 2 45 Socket Head Cap Screw G 1213 3 19 Tubing Nut R 1152 8 46 Socket Head Cap Screw G 1138 1 20 Elbow R 1168 2 47 Socket Head Ca...

Page 16: ...defect are incurred 2 Malfunction caused by fair wear and tear abnormal conditions of use accident neglect or misuse of equipment or improper storage 3 Deviation from operating specifications or other special terms of sale 4 Improper operation maintenance or repair 5 Damage resulting during shipment or installation by other than company authorised personnel 6 Freight charges for goods returned to ...

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