Heath-consultants GT Series Manuale Utente Scaricare il pdf (Pagina 52)

4-10

USER HANDBOOK

4.5.7 Pump

To switch the pump ON and OFF:

 Press the RH button

4.5.8 Zero

To zero the Flammable PPM range when displayed:

 Press and hold the RH button

Note: The pump must be switched ON to zero the

flammable ppm range.

4.5.9 Flow Fault

If flow fault is detected, the pump stops automatically.

The instrument should be checked for water ingress or

blockage and the pump reset.

To clear the flow fault:

(Once the blockage has been cleared):

 Press the RH button

4.5.10 Menu / Off

To re-select the Mode Menu:

 Press and hold both the LH button

and the RH

button simultaneously.

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Heath-consultants GT Series Manuale Utente Pagina 52