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Blower Engineers, Blowers for Sale, Industrial Blower Service and Repair
 
S&A Engineering
Unit 5
Clifton Ind. Estate
Rake Lane
MANCHESTER
M27 8LT
Tel: 0161-728 1492
Fax: 0161-728 1493
 
 
 
 
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TROUBLESHOOTING
To assist our customers, we have outlined below some common blower problems, with their possible causes and remedies. Please do not hesitate to contact us by email or by telephone for any further assistance or advice or to arrange repairs or service.
 
PROBLEM NOTE POSSIBLE CAUSE REMEDY
Low capacity 1 Blower speed too low Check belt drive for slippage; adjust if necessary. Check speed and compare with performance chart.
  2 Excessive pressure Check inlet vacuum and discharge pressure; ensure protection valves are correctly set and operational.
  3 Obstruction in piping Check piping, filter, relief valves, isolation valves and silencer to assure an open flow path.
  4 Excessive slip Check internal clearances for excess wear, contact Blower Engineers.
Excessive Power 5 Blower speed too high Check speed and compare with performance chart.
  6 Pressure too high See Notes 2 and 3
  7 Unbalanced or rubbing impellers Inspect outer casting for hot sports. Check drive alignment (coupling and V-belt).
  8 Blocked inlet filter Change or clean filter. Contact Blower Engineers for replacement element.
Excessive Heating 9 Incorrect or inadequate lubrication Confirm correct oil specification and restore correct lubrication levels in gearcase.
  10 Excessive pressure rise See Notes 2 and 3.
  11 Drive mis-alignment Check and realign.
  12 Blower speed too low See Note 1.
Vibration or Noisy Operation 13 Drive mis-alignment See Note 11.
  14 Unbalanced or rubbing impellers See Notes 7 and 19.
  15 Worn bearings and gears. Replace worn bearings and gears. Contact Blower Engineers.
  16 Loose motor, blower or pipework. Check and re-righten bolts where loose.
Seizure 17 Pressure overload See notes 2 and 3.
  18 Mis-Alignment. See note 11.
  19 Build up of foreign material Clean off foreign material. Return to Blower Engineers for overhaul.
  20 Excessive overhanging load Change or repair unit. Check pulley dimensions. Realisgn and tension. Change drive configuration.
       
       
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