Sun Blizzard Qtech III Manual De Instrucciones página 14

 an internal damage could happen, also if externally the machine seems good, and it
is still working;
 the machine must be taken outdoor or in a very ventilated place.
 No fire, no smoke, no workers, no cars nearby this service station.
 The service station must be fully tested by a trained technician before to be used
again.
INSTRUCTIONS MANUAL
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