Heath Consultants GT Series User Manual
Page 13
xi
CONTENTS
ALARMS .................................................... 11-1
11.1 GAS ALARMS .............................................. 11-1
11.2 FLAMMABLE (LEL) ALARMS ....................... 11-1
11.3 OXYGEN (O2) ALARMS ............................... 11-1
11.4 TOXIC GAS (e.g. CO) ALARMS ................... 11-1
11.5 ALARM TYPES ............................................. 11-9
11.6 FAULT ALARMS ......................................... 11-13
OPERATOR MAINTENANCE .................... 12-1
12.1 CLEANING .................................................... 12-1
12.2 FILTER REPLACEMENT ................................ 12-1
12.2.1 Probe Filter ................................................ 12-2
12.2.2 Chemical Filter (Accessory) .................... 12-5
12.2.3 Cotton Filter (Accessory) ...................... 12-10
12.3 BATTERY REPLACEMENT ........................ 12-13
12.3.1 Remove and Replace Batteries ............. 12-15
12.3.2 Charging (Rechargeable) Batteries ....... 12-19
CALIBRATION ........................................... 13-1
13.1 CALIBRATION VALIDITY .............................. 13-2