This blower troubleshooting guide is designed to assist our customers. We have outlined below some common blower problems with their possible causes and remedies.
|Low Capacity||1||Blower speed too low||
Check belt drive for slippage; adjust if necessary.
Check speed and compare with performance chart.
Check inlet vacuum and discharge pressure; ensure protection valves are correctly set and operational.
Check there is no obstruction in the pipeline, see note 3.
|3||Obstruction in piping||Check piping, filter, relief valves, isolation valves and silencer to assure an open flow path.|
Check internal clearances for excess ware.
Contact S an A Engineering Services Ltd
|Excessive Power Consumption||5||Blower speed too high||Check speed and compare with performance chart|
|6||Pressure too high||See notes 2 & 3|
|7||Unbalanced or rubbing impellers||
Inspect outer casting for hot spots.
Check drive alignment (couplings and belts)
|8||Blocked inlet filter||
Clean or change filter.
Contact S and A Engineering for replacement filter elements.
|Excessive Heating||9||Incorrect or inadequate lubrication||Confirm correct oil specification and restore correct lubrication levels in gearcase|
|10||Excessive pressure||See notes 2 & 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||Unbalance or rubbing impellers||See notes 7 & 19|
|15||Worn bearings and gears||
Replace worn bearings and gears.
Contact S and A Engineering for blower repairs.
|16||Loose motor, blower or pipework.||Check and re-tighten bolts where loose.|
|Blower Seizure||17||Pressure overload||See notes 2 & 3|
|18||Mis-alignment||See note 11|
|19||Build up of foreign material||
Clean off foreign material.
Contact S and A Engineering for blower overhaul.
|Drive Shaft Breakage||20||Excessive or overhanging load.||
Change or repair unit, contact S and A Engineering for assistance.
Check drive pulley dimensions.
Realign and tension.
Change drive configuration.
Blower Maintenance and Inspections
Whether your air blower needs a general overhaul, needs worn parts replacing or if your blower has completely seized and you need it repaired, we can help.
Trusted by you, trusted by manufacturers
We are the UK aftersales support office for the Spanish blower manufacturer Pedro Gil SL.
Manufacturer or tri-lobe roots-type pressure blowers, truck mounted blowers, bi-lobe pre-inlet cooled hi-vacuum units and screw pumps. Find out more about Pedro Gil here
We are also the UK contact office for the Danish manufacturer PAM A/S, who specialise in rotary valves, air locks, blow seals, screw conveyors, mixers and shredders.