Daikin DCM601A51 Commissioning Manual page 83

Scene Failure mode Impact to users
Leakage Manual Leakage Check
Check Check Start cannot be run
instruction failure
S c h e d u l e d Leakage Check
Check Start cannot be run
failure
iTM judged that • Output of incorrect
it successfully check results
started • Inability to cancel
Leakage "Under Maintenance"
Check, but status until 180
outdoor unit has minutes have
not started elapsed
Leakage Check
iTM judged that • Outdoor unit
it failed to start remains in a
Leakage Leakage Check run,
Check, but cooling indoor air
outdoor unit has unintendedly
started • Ability to re-send
Leakage Check Leakage Check
instruction to
outdoor units under
maintenance
iTM judged that • Outdoor unit
it completed remains in a
Leakage Leakage Check run,
Check, but cooling indoor air
outdoor unit has unintendedly
not stopped • Ability to re-send
Leakage Check Leakage Check
instruction to
outdoor units under
maintenance
Cause
• Outdoor units are
under maintenance
• Outdoor units are
communication error
• Outdoor units are
auto charge not
completed
• Indoor units are
equipment error
• Indoor units are
under maintenance
• Indoor units are in
emergency stop
The Check Start
instruction was sent
to an outdoor unit,
but the sending
attempt failed due to
a communication
error and then iTM
was turned OFF
before it judges that
the sending attempt
was failed
The Check Start
instruction was sent
to an outdoor unit to
start a Leakage
Check run, but
communication with
the outdoor unit was
disconnected before
iTM receives a
response
Communication was
disconnected when
Leakage Check was
stopped, but iTM has
not yet judged that it
is a communication
error
Commissioning Manual EM11A021
DCM601A51 intelligent Touch Manager
Handling
Notification method
When How
When the • Cause of failure is
[Check Start] displayed as an
button is error message
touched • Cause of failure is
recorded in the
history
At schedule • Cause of failure is
trigger recorded in the
history
When an iTM • Maintenance status
start time of is canceled and
180 minutes Leakage Check
has elapsed results are made
since the viewable
start of
Leakage
Check
• When the • Leakage Check
Check Start Start failure is
instruction was recorded in the
sent history
• When a • Communication
communication failure is recorded
error occurred into the history
• When the • Leakage Check
Check Stop Stop failure is
instruction was recorded in the
sent history
• When a • Communication
communication failure is recorded
error occurred into the history
Recovery method
Touch the [Check
Start] button again
after recovering the
cause of failure
Set up the schedule
again after
recovering the cause
of failure
Touch the Check
Start button or set up
the schedule again
after recovery from
the cause of failure
Solve the
communication error
and start a Leakage
Check run again
when an iTM start
time of 180 minutes
has elapsed
Solve the
communication error
and start a Leakage
Check run again
when an iTM start
time of 180 minutes
has elapsed
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