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User Manuals |
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| Trouble Shooting |
| Lowering Cooling Capacity |
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| Motor Stoppage |
Electric Blackout.
Fuse Burn Out.
Insufficient Switch Capacity.
Bad Switch Contact. |
Contact Power Co.
2
Get Proper Fuse.
Change the Proper Switch.
Adjust Contact. |
| Sudden
Lowering of Motor R.P.M. |
Bad Star-Delta Contact.
Too Heavy Loads.
Lowering of Voltage. |
Adjusts Contact.
Lighten to Proper Load.
Consult Power Company. |
| Fan Stoppage |
Bad Bearing. |
Exchange Bearing. |
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Temperature Rise |
| Motor Temp. Rise. |
Too Heavy Load.
Lowering of Voltage.
High Surrounding. |
Lighten Load to Proper Level.
Consult Power Company.
Send Out to Repair Shop.
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| Rise in Water Temperature |
Water Flow Above Specified Flow. |
Correct Flow Rate. |
| Air Flow Below Specified Flow. |
Adjust Blade Angles Check and Clean Jali. |
| Load Higher than Design. |
Adjust Load to correct Flow Rate. |
| Fills Chocked or coated. |
Clean/Replace Fills. Use Proper Water Quality (Make Up) |
| Fresh Air Intake not sufficient or area sufficient or area near tower not as specified. |
Improve Ventilation and Ensure Exhaust air does not get recycled. |
| Water Bypassing Fills. |
Check Sprinkler Head and Pipe Leakages. |
Sprinkler Jammed/Water not being Sprinkled and Distributed. |
Repair Sprinkler and Distribution System. |
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| Water Flow Less |
Filters Chocked |
Clean Water Filters |
| Sprinkler Pipe Chocked |
Clean Pipes and Holes |
| Level of Water Low in sump |
Adjust Float/Inlet Flow Proper Make-up |
| Pump Small |
Replace to Correct Flow Volume |
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Air Flow Low |
Fan Speed Low |
Check Bearing/Motor |
| Fan Blade Angle Incorrect |
Correct Blade Angle to Required Setting |
| Inlet Jali Chocked |
Clean Air Path |
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| Noise & Vibration |
Fan Mounting Loose |
Tighten Mounting Bolts and Correct/Replace if needed.
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| Fan Blocks Loose |
Tighten Blade in Hub |
| Fan Unbalanced |
Rebalance and Adjust |
| Motor Bearing Faulty |
Check and Grease or Replace Bearing on Motor |
| Hub Mounting on Motor Shaft Loose |
Tighten and use end Plate and shims if required |
| Many Parts Rubbing againt Tower Component |
Give
Proper Clearance and Adjust/Align Components.
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Water Carry Over |
Sprinkler Rotation too Fast |
Adjust Sprinkler Angles as to MAtch the specified rotation |
Blocking of Filter
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Clean up any blockage part
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| Defective Eliminator |
Renew Eliminator |
| Sprinkler too high above fills |
Adjust as specified below
25 M.M. FT –8 TO FT-30
50 M.M. FT-40 TO FT-80
75 MM. FT-100 AND UP |
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MAINTENANCE SCHEDULE |
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Every Day: |
- Vibrations Are Normal/Noise Normal.
- Water Distribution Proper.
- Fan Motor Current Normal.
- Inlet/Outlet Temperature Of Water Normal.
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Every Week: |
- Clean Inlet Jali To Remove Entrained Matter.
- Clean Inlet Water Filter.
- Clean Sprinkler / Nozzles If Chocked.
- Check Growth of Alger Etc. And Remove From Sump.
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Every Month: |
- Drain Tank, Flush Out and Remove Any Sediment.
- Check Fills If Clogged Due To Algae, Sediment / Salts, Etc.
- Check Structure / Frp Casing and Basin Damage and Repaired If Necessary.
- Clean From Outside With Soap and Water.
- Check And Tight All Bolts.
- Smear Bolts with Grease to Facilitate Easy Opening the Next Time.
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Every Six Months: |
- Grease All Bearings Of Motors.
- Grease All Bearings Of Sprinklers.
- Check Run out On Fan Motor Shaft.
- Clean Blades Of Foreign Matter.
- Check Fills If Damaged And Replace.
- Enlace Bearing Of Sprinkler Assembly After 2 Years And Fill With Grease.
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