Honeywell HCL-1PH, Руководство пользователя

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HCL-1PH User’s Manual
43
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.
Symptom
Indication on
front unit
Possible reasons of the
symptom
Actions
Load current
doesn’t flow
Green LED (ON)
light OFF
•
No Auxiliary Voltage
•
No input signal
• Reversed polarities of input
signal
•
Give auxiliary voltage supply
(See
Connection Diagram
)
•
Provide to give input signal
• Reverse the input signal polarity
Green LED (ON)
light ON
•
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)
•
Change the fuse
•
Check the wiring
•
Check the load
• Change the thyristor module
Thyristor unit
doesn’t work
properly
• Auxiliary voltage supply out of
limits
•
Wrong input signal selection.
•
Wrong input signal calibration
(out of range)
• Verify the auxiliary voltage
supply
•
Control input signal setting.
•
Check input setting
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.