Draining The Gas Outlet Casing; Fig. 20: Drain Pipe Diagram - ABB HT844414 Operation Manual

Operation Manual / 4 Product description / A100-L
6 Periodic maintenance / 6.6 Draining the gas outlet casing
6.6

Draining the gas outlet casing

If there is a boiler leak into the exhaust gas pipe or an ingress of water due to other causes,
the gas outlet casing can be drained.
Fig. 20: Drain pipe diagram
01 Drain pipe
02 Drain cock
03 Drain
04 Air line from compressor casing
On the drain pipe (01), set the drain cock (02) to position 1 (A).
u
If the drain pipe (01) is blocked:
Set the drain cock (02) to position 2 (B) and clean the drain pipe (01) with air from the
u
compressor casing (04).
If cleaning with air is not sufficient, the drain pipe (01) must be cleaned mechanically.
© Copyright 2018 ABB. All rights reserved.
A Position 1
B Position 2
HZTL4034_EN Revision N November 2018