Glow-worm Clearly Heat Pumps Envirosorb3 - Manual (Page 20)

0020154078_00 - 02/13 - Glow-worm 20
TROUBLE-SHOOTING
6.7 Checking the appliance status codes
The status codes can be checked at any time to know what
operating phase the appliance is in. These codes can be read
on the system control box screen.
The status codes are described in a table in the appendix (see
section 11.1).
6.8 Checking the electrical installation
∙ Check the electrical installation observing all relevant
regulations
6.8.1 Checking the cables
If the power cable of this product is damaged, then to prevent
danger, only the manufacturer, the after-sales service or
similarly qualifi ed persons shall replace the power cable.
∙ When replacing the power cable see chapter 4.4.
6.9 Start-up after maintenance
∙ Once the maintenance operations have been completed,
start-up the product (see chapter 5).
∙ After having completed work, check for the tightness of
hydraulic components.
∙ When work on the product is completed, perform an
operational test and check system safety.
7 Trouble-shooting
7.1 Fault diagnosis
The following checks should be performed before proceeding
onto specifi c diagnostics:
∙ Make sure that the electricity supply has not been
interrupted and that the appliance is connected correctly.
∙ Ensure that the isolating valves are open.
∙ Check that all external controls are connected correctly.
7.2 Error codes
The error codes are described in a table in the appendix (see
section 11.2).
In the case of a fault, the fault code number is displayed on
the control unit.
∙ Carry out any necessary repairs.
∙ Switch ON/OFF the appliance using heat pump circuit
breaker.
7.3 Resetting the overheating safety
In the case of overheating, the heat pump shuts down. Once
the temperature has returned to normal, you must reset the
overheating thermostat to restart the heat pump.
C
2
1
C
∙ Remove the side panels (1 and 2).
(Refer to section 5.5)
e Danger!
Danger of death by electrocution
Resetting the heat pump can present a risk of
electrocution.
•
Do not open the electrical box during the
resetting procedure.