MAINTENANCE AND OPERATING MANUAL
Operation and maintenance
HAS T 070÷140
92
ENGLISH
EN
The data in this manual are not binding and they can be modified by the manufacturer without notice. Reproduction of this manual is strictly prohibited.
CHAPTER 8
OPERATION AND MAINTENANCE
8.1 Operation
Never stop the water pump before stopping the unit.
The unit is designed for stand-alone operation and switches off once the preset temperature is reached.
Never exceed the flow values shown in the table in heading "4.3.3 Hydraulic connections".
8.2 Maintenance
Before installing or operating this unit, ensure that all personnel involved have read and understood the chapter
concerning " Safety" in this manual.
These units will give many years of trouble-free service if they are properly maintained and serviced.
8.2.1 Access to the unit's internal compartments
(See attached drawings)
The unit electrical cabinet can be opened exclusively when the unit is powered off.
Given the presence of sharp corners and live edges in the rear compartment, service personnel must protect themselves
from accidental contact during work inside the compartment.
Caution must also be used in relation to the floor of the compartment as it may be wet and slippery.
To access the refrigerant circuit components remove the front
lower panel.
To remove the front panel, use a screwdriver to undo the
screws fixing it to the lateral uprights.
To access the electrical cabinet components turn the main
switch/breaker to the OFF position “O” and open the doors of
the electrical cabinet by unlocking them with the key supplied
with the unit.
To access the rear compartment, remove the rear panel.
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