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4.3 Service and Functionality
Check
Service and functionality inspections shall be carried out at the
interval specified below.
Item to check
Action
Service
Filters
To be replaced when the
display screen indicates
a filter alarm. Check
that the filter installa-
tion frame is in working
order and is tight.
Fans, heat ex-
Inspect and clean if
changers, duct
necessary.
accessories
Internal surfaces Inspect and clean if
necessary.
External sur-
Inspect and clean if
faces
necessary.
Gaskets, sealing
Inspect and remedy if
strips, bearings,
necessary.
drive belts
Sensors, ca-
Carry out visual inspec-
bling, measur-
tion and remedy if
ing tubes
necessary.
Functionality
inspection
Safety func-
To inspect the function-
tions, fire and
ality.
frost protection,
etc.
Other control
To inspect the function-
functions
ality. Compare the air
handling unit's values
with the commissioning
report. Remedial meas-
ures should be taken
to correct any possible
inconsistencies.
Alarm history
Review.
4.4 Warranty
To submit a warranty claim, you must be able to produce a com-
plete documented and signed Service and Functionality Inspec-
tion Report of the product with hits accessories.
A Service and Functionality Inspection Report must be performed
according to the instructions in Sections 4.1, 4.2 and 4.3.
General conditions for warranty liability are given in the delivery
provisions applicable to the supply.
We reserve the right to alter specifications.
5. Alarms and
Troubleshooting
5.1 General
Alarms are displayed by a flashing red LED in the hand-held
6-month-
12-month-
terminal.
ly service
ly service
When the LED flashes, go in under Alarm log in the instrument
panel, see Section 2.2.3 in the Operating Procedures Manual of
x
the IQnavigator hand-held micro terminal.
Active alarms, pending alarms and alarm history (50 latest) can
be viewed under Alarm log.
For resetting alarms, you can select individual alarms or all the
alarms.
x
The reset time can also be viewed under History.
A fault can be traced by examining the function or functional
x
component indicated in the alarm text.
If the fault cannot be immediately remedied:
x
Consider whether the air handling unit can continue to operate
until the fault has been remedied. Choose to block the alarm
x
and/or to change it from stop to operation. See Section 4.8.6 in
the Function Manual, Installation.
x
5.1.1 A and B Alarms
A alarms send an indication to the output for alarm relay A
(IQlogic module
B alarms send an indication to the output for alarm relay B
x
(IQlogic module
Alarms can be forwarded with different priority via these relays.
5.1.2 To Reset Alarms
x
Alarms with manual resetting can be reset from the hand-held
terminal. Select reset in the alarm log.
Alarms that reset themselves automatically will do so as soon as
the fault has been remedied.
Alarms can also be reset via a communication network (not
applicable to frost guard alarm).
x
5.1.3 To Change Alarm Priority
See Section 4.8.6 in the Function Manual, Installation.
GB.GOLDSKFRX.240405
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+
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