Common air blower faults and solutions
Here at Direct Drainage we know that air blower faults do happen but most of the time there is a quick and easy solution. With the correct application and maintenance your blower can last years without any major problems.
If you can’t find your fault in the table below or still aren’t sure on what steps you should take give us a call on 01388 537050 and we will do our best to help.
|
Blower Does Not Start |
Power supply fault | Check correct power supply |
| Power plug is disconnected | Plug-in and check if power is available | |
| Damaged power cord | Check for electrical continuity | |
| Auto-stopper(s) activation | Re-set Auto-Stopper(s) | |
| Off-set magnet | Re-set magnet to central position | |
|
Blower Running Excessively Hot / Intermittent Operation |
Overheating / Thermal trip activation | Check for sufficient ventilation in
blower kiosk
|
| Air pipe / diffuser blocked | Unblock air pipe / diffuser | |
| Air filter element(s) clogged | Clean / replace air filter element(s) | |
| Over-pressurisation | Check operating back-pressure to ensure blower is working at correct optimum pressure rating | |
| Closed valves | ||
| Undersize air feed pipe diameter | Replace air feed pipe with correct diameter | |
| Off-set magnet | Re-set magnet to central position | |
|
Auto-Stopper(s) Activation / Service Light Illumination |
Ruptured diaphragm(s) | Replace diaphragm(s) and re-set Auto-Stoppers |
| Ingress of foul air / Biomass from the treatment plant bio-zone | Replace Auto-Stopper(s)
Seal air pipe running into kiosk to ensure blower can only draw-in a clean source of ambient air
Consider re-locating blower |
|
| Unstable power supply (Spike in power delivery) | Re-set Auto-Stopper(s) | |
| Sticky Residue on air filter element(s) | Ingress of foul air / Biomass from the treatment plant bio-zone | Replace filter element(s)
Seal air pipe running into kiosk to ensure blower can only draw-in a clean source of ambient air
Consider re-locating blower |
|
Blower Internally Contaminated with Brown Dust |
Off-set magnet rubbing against motor coil
|
Replace / re-set magnet to central position |
| Over-pressurisation | Check operating back-pressure to ensure blower is working at correct optimum pressure rating | |
|
Diaphragm failure |
Diaphragm material fatigue | Install new diaphragms / service kit(s) |
| Over-pressurisation | Check operating back-pressure to ensure blower is working at correct optimum pressure rating | |
| In-correct magnet alignment | Re-set magnet to central position | |
|
Excessive Noise |
Damaged valves or diaphragm(s) | Install new diaphragms / service kit(s) |
| L-Tube clip making contact on casing | Re-position clip away from casing | |
| Blower casing reverberating off kiosk | Re-position blower in kiosk | |
| Air leaks | Check all pipe work connections | |
| Off-set magnet | Re-set magnet to central position |