EURAPO EBH 020 Manuel D'utilisation Et Installation page 42

PROBLEM
1
The EBH unit produces
anomalous noise
2
3
Insufficient air volume
and /or capacity
4
The air delivered by the unit is
not hot or cold enough
5
6
In case of other problems, contact the area distributor or EURAPO service department.
7
In case of fire: To prevent risk of electrocution, do not use water. Use powder
or CO
8
9 7.4 EXTRAORDINARY MAINTENANCE
All operations of extraordinary maintenance, such as regulation or replace-
10
ment of electronic components (motors, controls, valves, etc.) must be ex-
ecuted by qualified personnel only.
+
Make sure that the unit has been disconnected from the power supply and
fans are not moving.
7.4.1 REPLACING THE FAN DECK
To replace the fan deck it is not necessary to uninstall the EBH unit. Operate as follows:
1. Disconnect and remove from the electric box the wires connected to the
capacitor and the motor cable Fig. 7.
2. Remove the fan deck cover panel Fig. 8.
42
POSSIBLE CAUSE
The filter and/or the coil is
clogged
Vibrations caused by a wrong
installation and/or loosening of
the fixing screws
Unbalanced fan deck
The filter and/or the coil is
clogged
The fan speed is too low
Water and/or air temperature at
the entry of the EBH unit does
not comply with the expected
values
The pump is insufficient to
handle operational requirements
extinguishers.
2
SOLUTION
Clean/replace the filter and/or
the coil
Verify carefully and carry out the
corrective actions
Replace it
Clean/replace the filter and/or
the coil
Change the position of the speed
selector;
Verify the available capacity and
the capacity of the unit installed.
Operate accordingly
Replace the pump with a pump
suitable to the installation requi-
rements