Heath Consultants GT Series - Manual (Page 74)

6-10
USER HANDBOOK
6.5 BARHOLE OPERATION
A summary of the button operation is detailed in the
following table:
LH
(INVERT)
RH
(PUMP)
CENTRE
(RANGE)
ACTION
PRESS
INVERT
DISPLAY
START / STOP /
PURGE VIEW
BACKLIGHT /
FLASHLIGHT
PRESS
and
HOLD
CLEAR FLOW
FAULT
Table. 6.1 Button Operation in Barhole Mode
6.6 DESCRIPTION OF BARHOLE BUTTON
OPERATION
6.6.1 View
To view previous barhole results:
(to a maximum of six (6) barhole tests)
• Press and hold VIEW .
6.6.2 Lights
To switch ON the backlight:
• Press and hold the Centre button .