Heath Consultants Sure-Lock Distance Pro - Manual (Page 16)

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e. Lock Indicator
Lock. When the LOCK indicator appears on the display, the receiver is
locked to the signal being generated by the transmitter. This indicator
the conductor.
f. Bubble Level - The bubble level is used to manually position the re-
ceiver vertically to engage the automatic calculated depth function. The
bubble level may also be used in manually cross checking calculated
depth, especially uneven surfaces (Hills).
g.
h. Estimated/Calculated Depth Indicator - The estimated depth indicator
provides a continuous reading of estimated depth in inches or centi-
may affect locating accuracy. An automatic calculated depth reading
i. Volume Level Indicator - This 3 stage indicator relates to the speaker
volume currently selected. Successive presses of the ON-OFF/VOL-
speaker volume levels.
-
**NOTE**
WHEN THE LOCK INDICATOR BECOMES INTERMITTENT OR DISAP-
PEARS FROM THE DISPLAY, THE OPERATOR HAS EXCEEDED THE
MAXIMUM RANGE OF THE TRANSMITTER SIGNAL. DEPTH WILL
NOT BE CALCULATED IF THE LOCK INDICATOR IS NOT STEADILY
ILLUMINATED. THE TRANSMITTER SHOULD BE REPOSITIONED OR
SET TO HI POWER IN ORDER TO IMPROVE THE SIGNAL STRENGTH.
**NOTE**
THE SURE-LOCK IS AVAILABLE WITH THE DEPTH READOUT IN CEN-
TIMETERS. THIS FEATURE IS PRESET AT THE FACTORY.