7
Operation and maintenance, Discfilter HSF2200-series PFLC
the equipment with a warning symbol is replaced, a new symbol must be attached in the same
position. Damaged symbols and CE markings must be replaced immediately.
2.4 Personnel requirements
Only personnel trained for the equipment and conversant with local regulations may perform
service and maintenance, in order to avoid personal injury and damage to the equipment. Ser-
vice and maintenance personnel may only handle those parts of the equipment they have been
trained for.
The operator may need to work inside the safety barrier and in the safety zone during mainte-
nance and set-up before operation.
2.5 Emergency stop
The filter is equipped with an emergency stop and a
main power switch (see Figure 2.3).
In the event of a power outage, turn the main power
switch to the OFF (0) position to prevent the filter drum
from unintentionally starting when the power returns.
2.6 Electrical safety
Electrical installation must be carried out by a qualified
electrician and in accordance with local regulations.
The filter tank or the frame must be connected to ground.
Also see section 4.4.
The main power switch/emergency stop must be fitted
in accordance with applicable regulations.
2.7 Safety instructions
The filter is activated by turning the main power switch to the ON (1) position and then selecting
AUTO, REMOTE or HAND with the mode selector on the front of the control cabinet.
NB See instructions in section 5.1.
Turn the main power switch to the OFF (0) position and lock it with a padlock before perfor-
ming any work on the filter.
Access to the filter by unauthorised persons is strictly prohibited. Outdoor installations
must be fenced in.
Figure 2.3 Hydrotech control cabinet PFLC.
A. Mode selector
B. Main power switch
C. Emergency stop
