Itho Daalderop Smartboiler Mono, Installation & Use Manual

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7. Faults
7.1. Error messages
The appliance has three types of error message which are displayed
on the screen, namely:
●
HMI error on page 27
●
Blocking on page 27
●
Locking on page 28
Tip
Consult Diagnosis of error messages on page 29 to correct the
cause of any errors.
7.1.1. HMI error
●
The LED indicator is continuously lit in red.
●
An HMI error is indicated by a code starting with the letter H.
H1
Code Icon Description
H1 — Software error
H2 — Hardware fault
H3 — Software error
●
The appliance continues to operate.
●
Try to resolve HMI errors by resetting the error message; see
Reset error message on page 28.
ä
Caution!
If the appliance remains in an error state or the same error
occurs repeatedly, contact your installer or service organisation.
7.1.2. Blocking
●
The LED indicator flashes slowly in red.
●
Blocking is indicated by a code starting with the letter B.
B1
Code Icon Description
B0 — Power is too low
B1 — Software error
B2 — Reset failed
B3 — Overload protection
B4 — Time not set
●
The appliance remains in operation but certain functions are
disabled.
●
Once the cause of the error is removed the block will be lifted
automatically.
The appliance will then function normally once more.
●
Try to resolve a block by resetting the error message; see Reset
error message on page 28.
ä
Caution!
If the appliance remains in an error state or the same error
occurs repeatedly, contact your installer or service organisation.
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