VIII. EXPECTED THAW PERFORMANCE/OPERATIONAL TROUBLESHOOTING

(continued)

VIII. e - INCOMPLETE THAWING:

In operation, incomplete thawing (i.e. bags of product in which not every piece was completely thawed) has been found to usually be the result of those pkgs. respective pan level having had restricted airflow due to overloading (from stacked pkgs. or irregular shaped packages that blocks air from getting to the pkgs. closest to the cabinet interior side wall or rear). Allowing for proper air-flow around each pkgs. of frozen product should eliminate this situation from occurring.

VIII. f - EQUIPMENT ISSUES:

If improper loading has been eliminated as a possible cause for extended thaw cycle times, there are several system checks which can be done to diagnose the Traulsen Even- Thaw unit.

First, the amp draw should be checked early in the thaw cycle. This is a 1300 watt heater, 115 vac, is about 11.3 amps. Add 4 blowers at 1.1 amps and a few amps for the controls and the total amp draw should be approximately 16 to 16.5 amps.

If your amp reading is different, call Traulsen technical sup- port to help diagnose the problem.

VIII. g - OTHER CAUSES OF EXTENDED THAW TIMES: Some frozen products are often stored in large, irregularly shaped packages. If used, these should always be located along the outside wall with the largest packages being placed closest to, but not directly against, the wall. It is IMPERA- TIVE that such large packages not be placed up against the center mullion air ducts. This could result in blocked airflow.

REDUCED AIR MOVEMENT EQUATES TO LONGER

THAWING TIMES.

Care should also be taken to avoid pushing other pkgs. of frozen product up against the mullion sheet metalducts. Airflow could be blocked resulting in a similarextended thaw time situation. Another scenario to avoid is for packages to be placed inadvertently up against the outside walls. They will also block air flow down the sides of the unit. This is especially an issue with the right side wall because when the unit returns to normal refrigerated operation mode, the cold air flows from the upper right ceiling evaporator outlet, down the wall, and then mixes into the cabinet, distributed by all the mullion blowers. If the right wall is blocked, and especially if blocked near the top right of the cabinet, the cold evaporator exit air can be short circuited on to the top two or three upper right hand levels and be routed right back to the return evaporator inlet duct. Therefore, those upper shelves could get very cold and perhaps a substantial amount of product on the right side could become very cold and pos- sibly even refreeze (as the evaporator outlet air temperature is 20 degrees F).

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Traulsen RET132EUT, RET232EUT VIII. Expected Thaw PERFORMANCE/OPERATIONAL Troubleshooting, VIII. e Incomplete Thawing

RET132EUT, RET232NUT, RET232EUT specifications

The Traulsen RET232EUT, RET232NUT, and RET132EUT are commercial refrigerators designed to meet the rigorous demands of the food service industry. Renowned for their reliability, efficiency, and innovative features, these models ensure that perishable goods are stored safely and at the optimal temperature.

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