Vokera Pinnacle System fault E033
Rotor fan failure damaged
Gas boilerWhat it means
Definitive error indicating the fan rotor is damaged.
Likely causes
- Fan rotor damaged
- Scale and combustion deposit buildup on heat exchanger coils
- Dirt residue inside heat exchanger reducing efficiency
- Oxidation or deposit buildup on burner affecting combustion
Where to start
- Visually inspect retarder insulation panel for damage
- Inspect coils for scale/fuel gas deposits
- Check burner insulating panel and sealing gasket for damage
The full answer, free
- 1 more check in order
- The readings and component tests from the manual
- How to put it right, step by step
- The manual page for this fault (page 7), right under the answer
Safety: Isolate gas and power before you open the case. If you have been into the gas side, do a tightness test, and a combustion and flue check before you hand back. Gas Safe (UK) or RGI (Ireland) work only.
From the Vokera manual for the Pinnacle System. Check the model on the data plate before you order parts.
Other Vokera Pinnacle System fault codes
- COMAppliance PCB communication lost
- E010Maximum number of ignition attempts
- E011Parasitic flame
- E020Limit thermostat
- E021Gas valve control malfunction
- E034Chimney obstruction in preventilation
- E035Blockage obstruction flue gas low power
- E036Blockage obstruction flue gas high power
- E040Low water pressure (definitive fault/lockout)
- E041Low water pressure (temporary fault)
- E050Smoke obstruction error low power
- E051Smoke obstruction error high power
- E055No card fan communication
- E075Valve opening limit reached
- E077Absence of communication with low temperature thermostat
- E091Primary heat-exchanger cleaning fault
- E099Reset attempts exhausted
- FILLow water pressure (warning signal)