ABB ProKiln GAC400 Operating Instruction page 35

ProKiln GAC400 PROBE GAS SAMPLING SYSTEM | OI/GAC400-EN REV. A
Figure 34: Warning signs on the cooling unit
The warning signs have the following meaning:
Warning sign Meaning
Warns about probe movements. Also means read manual.
Retractor movement can be expected during operation. Do
not stand in the area of travel of the probe or probe buggy
until the probe is completely inserted or retracted and the
warning lamps are switched off.
Warns about current-carrying parts. There is a risk of
electrocution by current-carrying parts. This also applies
when the main switch is turned off. Particular danger areas
are: Open cabinets, wiring between main power terminals
and main switch, frequency converter wiring
Warns about hot surfaces. A risk of hot surfaces can be
expected during operation. Particular danger areas are all
cooling water tubes, water panel, cooling panel, the heated
sample gas line, the connection box for the heated sample
gas line on the probe retractor, the heated sampling filter,
the entire gas sampling probe, the metal structure of the
probe retractor (particularly in the area of the mounting
flange), the shutter on the duct opening.
Warning about mechanical moving parts. Moving
mechanical parts behind protective covers possessing a
risk of damage to hands and fingers.
Warning – Crushing by moving parts. Pay attention when
working inside the danger area of the Retractor as there is
a risk of being caught between moving parts. Before work
insure to lock the safety switch for the probe motor.
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