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22 Maintenance
In order to have a corrected cooling, the user must clean the heat-sink and the protective grill of the
fans. The frequency of this servicing depends on environmental pollution.
Also check periodically if the screw for the power cables and safety earth are tightened correctly
(See Connection Diagram)
22.1 Trouble Shooting
Small problems sometimes can be solved locally with the help of the below tab of trouble shooting.
If you don't succeed, contact us or your nearest distributor.
Indication on
Symptom
front unit
Green LED (ON)
light OFF
Load current
doesn't flow
Green LED (ON)
light ON
Thyristor unit
doesn't work
properly
22.2 Warranty condition
Warranty/Remedy
Honeywell warrants goods of its manufacture as being free of defective materials and faulty
workmanship. Contact your local sales office of warranty information. If warranted goods are
returned to Honeywell during the period of coverage, Honeywell will repair of replace without
charge those items it finds defective. The foregoing is Buyer's sole remedy and is in lieu of all
other warranties, expressed or implied, including those of merchantability and fitness for a
particular purpose. Specifications may change without notice. The information we supply is
believed to be accurate and reliable as of printing. However, we assume no responsibility for
its use. While we provide application assistance personally, through our literature and the
Honeywell website, it is up to the customer to determine the suitability of the product in the
application.
HCL-1PH
Possible reasons of the
symptom
No Auxiliary Voltage
•
No input signal
•
Reversed polarities of input
•
signal
Fuse failure
•
Load connection interruption
•
•
Load failure: The yellow led (HB)
is light on (with HB option)
Thyristor fault: The red led (SC)
•
is light on (with HB option)
Auxiliary voltage supply out of
•
limits
Wrong input signal selection.
•
Wrong input signal calibration
•
(out of range)
43
User's Manual
Actions
Give auxiliary voltage supply
•
Connection Diagram
(See
Provide to give input signal
•
Reverse the input signal polarity
•
Change the fuse
•
Check the wiring
•
•
Check the load
Change the thyristor module
•
Verify the auxiliary voltage
•
supply
Control input signal setting.
•
Check input setting
•
)
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