SLE 4000/5000 ventilator, Power supply unit (PSU) model FP110-410

SLE 4000/5000 ventilator. Power supply unit (PSU) model FP110-410. Specific serial numbers. Affected products can be identified as shown below: Affected product Ventilator model SLE 4000: Serial numbers 42040 and below Ventilator model SLE 5000: Serial numbers 53164 and below Power supply unit model FP110-410: Serial numbers from 163746 to 167558 inclusive Other model FP110-410 PSUs outside the above serial range may be affected if they contain ‘tall’ capacitors. These can be checked by following the recommendations in the manufacturer’s technical bulletin .