What is a LRE CERTIFIED Refurbished Environmental Test Chamber?
When purchasing environmental chambers, you generally have two choices, new or used. Now there's a third category, LRE Certified Refurbished. Although they're not new, these LRE Certified Refurbished environmental chambers are as close to new standards as you can get. Customers are given added peace of mind because LR Environmental Equipment Co. Inc. (LRE), a 40-year-old well established Company with an excellent reputation, stands behind these superior LRE Certified Refurbished environmental chambers. 

Equipment must pass, meet or be brought up to manufacturer's standards. 

Warranty: LRE Certified Refurbished equipment is supplied with a 90 days parts and labor warranty from LRE.

Certification:  A Certificate will be supplied with all LRE CERTIFIED Refurbished environmental chambers to certify that the chamber has been refurbished to LRE's rigorous standards (see below).  

What are the Benefits of LRE CERTIFIED Refurbished Environmental Chambers?
Each LR Environmental Equipment Co. (LRE) LRE Certified Refurbished environmental chamber must pass a series of grueling examinations before it can be certified. LRE trained technicians put the equipment through a rigorous inspection to help assure reliability, quality and customer confidence. 

To facilitate this, LRE has recently upgraded its refurbishing center to over 5,000 sq ft. and includes not only the most experienced technicians but also the latest state of the art equipment.  Take a look!

For Photographs of Actual Refurbished Environmental Test Chambers and Ovens, Please Click Here

In conjunction with over 50,000 sq ft. of warehousing offering over 200 LRE Certified Refurbished environmental test chambers and industrial ovens of all brands and types, LRE is the World leader in providing this type of equipment.
Take a look!

What is Done?
The checklist below helps determine if the equipment is up to LRE’s refurbished standards, and needs repairs or part replacements. Technicians and quality-control managers will not sign off on a LRE Certified Refurbished environmental chamber until it meets or exceeds all LRE’s standards.

Refrigeration System

• System refrigerant charges checked to ensure that they are within specification.
• Compressor oil replaced.
• All filter dryers replaced.
• Refrigeration valves replaced with rapid cycle valves unless already existing.
• Oil separators replaced unless existing extremely clean.
• Pressure switches added for compressor safety unless already existing.
• Flush refrigeration system with nitrogen to eliminate old oil in lines.
• Pressure test system to detect leaks.
• Pull vacuum on system to detect leaks.
• Charge system with new environmentally friendly refrigerants - Normally R404a and R508b used.

•  Refrigeration evaporator coils inspected.

• Condenser unit inspected.
• Compressors inspected.

Note: Above items may not apply should system already be equipped with new environmentally friendly refrigerants.

Electrical

• Contactors and relays inspected.
• Heaters inspected.
• Fan motors inspected.
• Lights inspected.
• Wiring inspected.

Controllers

• Older style controllers without technical support retrofitted with new Watlow Controllers, which carry a three-year warranty from manufacturer.
• Wiring reconfigured to fit new controller.
• Controllers tuned for optimum performance.
• Chambers larger than 5 cu ft. equipped with over temperature protection controller.

General

• Window inspected.
• Castors inspected.
• All sheet metal components inspected.
• Humidity system boilers disassembled and cleaned – Heating elements and floats inspected.
• Demineralizer cartridges replaced.
• Door gaskets inspected.
• Chamber prepped for paint.
• Chamber painted.
• Labels applied to chamber where necessary.
• Chamber re-tested after being painted.
• Multiple test profiles run on chamber to ensure reliability.  Customer supplied tests also run if requested.  Chart results available to customer to verify test results.
• Final checkout to ensure that chamber meets original manufacturers specifications.

Optional

• Extended warranty available.
• Original compressors replaced with new (even when not necessary) available.
• Certified calibration available.
• Startup and training available.
• Retrofit from water cooled to air-cooled or visa versa.
• Following items available:

                        Chart Recorder

                        Dehumidifier

                        Feed-Through Ports

                        Extra Shelves

                        Water Recycling System

                        Heat Boost for Faster Temperature
                        Ramp-Up Rates.

                        LN2 or CO2 Boost for Faster
                        Temperature Ramp-Down.

                        Castors if not already existing.

                        Window installed if not already existing.

                        Extra event outputs from controller
                        to interface to product under test.

                        RS-232 or IEEE-488 Interface to
                        Controller.

                        GN2 Purge

Warranty

• Ninety days parts and labor within the U.S.A. (Other Locations, please inquire).
• Warranty work provided at customer’s location – No need to return equipment unless under exceptional circumstances.
• Extended warranty available.