Heath Consultants GT Series - Manual (Page 45)

4-3
LEAK TEST MODE
Fig. 4.2 Normal Display Example
Note 1: Any faulty sensor will continue to display a spanner
(wrench) symbol alternating with the gas reading and the
fault LED will illuminate.
Note 2: Continuous display of both flammable and CO is a
configurable option, as shown in Fig. 4.3.
Fig. 4.3 Flammable / CO Display
4.3.1 Ticker (Geiger)
To enable / disable the audible Ticker (Geiger):
(in the PPM range)
• Press and hold the UP and DOWN buttons
simultaneously, as follows:
1. First press and hold - to enable visual only.
2. Second press and hold - to enable both audible
and visual.