YOKOGAWA Vigilant Plant EXA TB Series, User Manual

Page: 114 / 140

<7. MAINTENANCE>
7-11
IM 12E04A02-02E
7.11 Cleaning of Piping
Remove the piping between the detector and the heater tank and clean it.
1. Select the <MAINT.> mode.
2. Set the meter to drain (for the valve statuses in draining, see Table 6.15).
3. After
con fi rming that the water in the header tank is dirt on the inside wall of the piping with a
slender brush or the like, and last wash out the inside of the piping with tap water.
4. When the spike detection function is speci fi ed, also clean the pipe assembly for the spike
detection function. Disconnect the PVC pipe by loosening the clamps at the detector side.
5. Attach the piping again in the reverse order of removal.
6. Finished.
Air vent
Detector
Clamp *
Pipe assembly
for spike
detection function**
Clamp *
Piping between the detector
and the head tank
Clamp *
Head tank
* Remove the piping by loosening the clamps in two places (or for places).
** For Option Code "/L" (spike detection function)
F0708.ai
Figure 7.7 Removal of Piping
3rd Edition : May. 31, 2010-00