Total 74-00 - Disassembly and Cleaning

MAINTENANCE INSTRUCTIONS
HALON 1 / 1,2 / 2,5 AIR TOTAL
ATA 26-24-05 I 74/76-00 dated May 2014
Page 7 of 13
Subject to change without notice Replaces H 74/76-00 dated October 2012
Release: August 2003
Disassembly and cleaning
 Empty the extinguisher (observe environmental protection regulations concerning HALON
1211).
  Unscrew valve (50*, 50A*) with open-end wrench size 17.
  Unscrew the siphon tube (220*, 220A*).
 Visually inspect valve and container threads and O-ring seat for damage.
 Press operation lever and check mobility of valve spindle.
  Visually inspect inside of container for corrosion.
 Screw siphon tube back up to the limit stop with a torque of 20 Nm.
 Screw valve with new O-ring (20*) back on to the container.
(Apply a light layer of acid free vaseline to thread and O-ring).
Torque: 30 Nm
 Clean container. Check label, mounting bracket and fastening strap for damage.
* see page 12 fire extinguisher parts list