OFTEC Oil Firing (OFT101/105E) case studies
OFTEC Oil Firing (OFT101/105E) · Put your knowledge to work in context.
OFTEC oil firing certification is the UK industry route by which technicians demonstrate competence to work on oil-fired domestic heating appliances and their associated storage, supply, flue and control systems. It suits heating engineers moving into oil from gas or solid fuel, tradespeople extending an existing plumbing and heating business, and experienced oil technicians who need to evidence current competence. The OFTEC Oil Firing (OFT101/105E) case studies are 5 cases and about 3,013 words.
1Tiger Loop on a Basement Conversion with a Top-Feed Boiler
A two-storey house has had its garage converted into a utility room, and the new condensing oil boiler sits on the far wall with the top of the tank outlet roughly 900 mm below the burner pump inlet. The single-skin plastic tank is outside on a plinth, 12 m of 10 mm soft copper away, with a head of only 600 mm above the tiger loop when full and 250 mm when low.
583 words, about 3 min2Flue Termination Beside an Opening Window on a Boundary
A replacement 26 kW condensing oil boiler is being installed in a detached bungalow. The only practical flue route is a balanced low-level horizontal terminal through the gable end wall, which faces a public footpath and a neighbour's single-storey extension 1.8 m away.
605 words, about 3 min3Lockout After a Service on a Pressure-Jet Burner
A pressure-jet burner on a 35 kW boiler has just been serviced: nozzle replaced with the same size and angle, electrodes cleaned and re-set, photocell wiped, pump strainer cleaned, and the oil filter changed. On restart the burner fires, runs for about 90 seconds, then locks out.
597 words, about 3 min4Ventilation for a Boiler in a Sealed Cupboard
A wall-mounted 30 kW oil boiler is to be installed in a purpose-built cupboard off a kitchen in a flat. The cupboard has a close-fitting door, is 1.2 m wide by 0.8 m deep by 2.4 m high, and contains the boiler, a consumer unit, and a stopcock.
619 words, about 3 min5Condensate Disposal from a Replacement Condensing Boiler
A 28 kW condensing oil boiler is replacing an old non-condensing unit in a rural cottage. The flue is vertical through the roof.
609 words, about 3 min