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Return and Repair Policies


Product Warranty

CLS warrants to you only that the goods referenced herein are free of defects in material and when delivered to you will conform to specifications published by CLS. The foregoing warranty is valid for a period of 12 months from the date of shipment. In the event that any goods shipped by CLS delivers any non-conforming goods CLS will, at its option, repair the nonconforming goods, provide a free replacement, or grant you an appropriate credit. Either of these alternatives shall be your sole and exclusive remedy in the event of delivery of non-conforming goods and CLS shall not be liable to you or any other party for any other damages, whether directly or indirectly incurred. The warranty and remedies provided in this paragraph shall apply to the exclusion of any other warranties (express or implied, including the warranties of merchantability and fitness for a particular purpose) or remedies that might otherwise be available under applicable law. No warranty or representation or guaranty is made by CLS as a result of the delivery of any sample, prototype, product information sheet, sale or marketing material, custom, trade practice, or statement by a representative of CLS.

Equipment Product Warranty Instructions

Should you need to send a Corning hotplate, stirrer or combination hotplate/stirrer back to Corning for repair you must first call Corning’s customer service at (800) 492-1110 to get a return authorization number (RA#) and describe why you need to return the product.

Once you have the RA#, please review the following information.

Shipping Instructions

  • Clean the unit of all materials prior to shipment and pack in original container if possible. The sender assumes allresponsibility for damages.
  • Corning will not be responsible for units damaged in transit or shipped to the incorrect address.
  • Corning will not accept COD or bill to receiver shipments. Inbound shipments must be prepaid by sender.
  • Ship by some traceable means, Fedex, UPS etc.
  • Include the following inside the box with the product:
    • Non-Warranty Service
      • A purchase order, check or credit card information (see using credit cards)
      • Brief description of apparent problem
      • Name and phone number of a contact person
      • Shipping and billing addresses if different. We can not ship to a PO Box.
    • Warranty Service 
      Provide proof of purchase. Ex. Copy of PO or invoice
      • Brief description of apparent problem
      • Name and phone number of a contact person
      • Return delivery address, we can not ship to a PO Box.

Using Credit Cards (Visa or MasterCard Only)

The following information is required:

  • Card Type
  • Card #
  • Expiration Date
  • Name (as it appears on the card)


Shipping Address (Fedex, UPS, etc.)

Corning Incorporated
Repair Department
271 County Route 64
Big Flats, NY 14814

US Mail Only:

Corning Incorporated
Not recommended
1 Riverfront Plaza
Big Flats Repair Dept.
Corning, NY 14831

Service Notes

  1. Flat Rate charges cover all parts, labor and Fedex 2nd delivery. No discounts apply.
  2. Minimum labor charge for any service work is $125.00. (cost to just inspect)
  3. Express or Overnight delivery will be additional charge on warranty and non-warranty service.
  4. No charge warranty repairs include failures due to manufacturing or quality of product.
  5. The fees listed below will be charged for failures caused by improper handling or environmental issues on all units within the warranty period. (ex. Acid/corrosive environments, spill overs, overheating, scratches or chips)

 Model Number Catalog Number Description Repair Cost Unit #
 SS2I  440811  Slow Speed Stirrer - 2L  $525.00   AS635
 SS10I  440812  Slow Speed Stirrer - 10L  $725.00  AS642
 SS4I  440814  Slow Speed Stirrer - 4 Pos. 1L  $925.00   AS640
 MP4I  440824  4 Position - 1L  $700.00   AS611
 MP5I  440825  5 Position - 400ml  $750.00   AS632
 MP9I  440826  9 Position - 250ml  $925.00  AS633
         
 PC-170  440121  5 X 5 Heat  $100.00  
 PC-171  440133  5 X 5 Stir  $125.00   
         
 PC-611  440917  Heavy Duty Stirrer  $500.00  
       
 PC-200  440930  4 X 5 Heat Only  $150.00   
 PC-210  440932  4 X 5 Stir Only  $200.00   
 PC-220  440933  4 X 5 Hotplate/Stirrer  $325.00   
ANALOG MODELS       Digital Upgrade
 PC-400  6795-400  5 X 7 Heat Only  $200.00     $225.00
 PC-410  6795-410  5 X 7 Stir Only  $200.00   $250.00
 PC-420  6795-420  5 X 7 Hotplate/Stirrer  $325.00     $350.00
 PC-600  6795-600  10 X 10 Heat Only  $325.00   $350.00
 PC-610  6795-610  10 X 10 Stir Only  $325.00  $350.00
 PC-620  6795-620  10 X 10 Hotplate/Stirrer  $400.00  $450.00
DIGITAL MODELS        
 PC-400D  6795-400D  5 X 7 Heat Only  $175.00  
 PC-410D  6795-410D  5 x 7 Stir Only  $200.00  
 PC-420D  6795-420D  5 x 7 Hotplate/Stirrer  $275.00  
         
 PC-600D  6795-600D  10 x 10 Heat Only   $300.00  
 PC-610D  6795-610D  10 x 10 Stir Only  $325.00  
 PC-620D  6795-620D  10 x 10 Hotplate/Stirrer  $400.00  
 Service Fee   Evaluation  $125.00  


Note: Upgrades to digital model applies to 400 and 600 series ONLY.  Units must be returned to Corning Repair Department for verification purposes before replacement approved.

Note: Warranty is on (1) year on all MP and SS Stirrers.