TESTO 316-4 - Tips and assistance; Questions and answers; Detectable refrigerants

Tips and assistance 19
Tips and assistance
Questions and answers
Question Possible causes / solutions
“Error 01” · Instrument error: please contact your dealer or Testo customer service.
“Error 02” · Sensor defective (wire breakage): please contact your dealer or Testo customer
service.
“Error 03” · Sensor connection incorrect: check plug connection of sensor head
“Error 04” · Impermissible sensor head: change sensor head.
“Sensor” blinkt · Sensor dirty: clean sensor, see chapter “Maintaining product”.
If we were not able to answer your question, please contact your dealer or Testo
customer service. For contact data, see back of this document or web page
www.testo.com/service-contact.
Detectable refrigerants
Refrigerant Reference refrigerant Detectable Refrigerant selection
Refrigerant group (lower reaction threshold specified) refrigerant in instrument
CFC x R22
HCFC x R22
HFC x R404a
R12 x R22
R22 x R22
R123 x R22
R134a x R134a
R404 x R404a
R407a, b, c, d, e x R134a
R408 x R22
R409 x R22
R410a x R134a
R505 x R22
R507 x R134a
R600 x R22
R600a x R22
Hydrogen x H
2
Ammonia x NH
3
R124 x R22
R227 x R134a
R422d x R134a
R11 x R22
R290 x H
2
R508 x R134a
R427a x R404a
R1270 x R22
R1150 x R22
R170 x R134a
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