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WARNING:

 Do not attempt to move the Air Curtain Ultra Refrigerator until the unit is turned off, the power cord is unplugged and out-of-the-way, or 

secured around rear handle.
Door must be securely shut and all caster locks released.
Maneuver unit by grasping the side handles or rear handle. 

CAUTION:

 The unit is designed for internal use and not designed for outdoor all-terrain 

transport. Though the compressor has been located at the bottom of the unit, lowering the center-of-gravity, the distribution of weight of the unit and 
food product makes the unit top heavy. Be cautious when approaching uneven flooring (such as door sills, drains, thresholds, etc).

OPEN DOOR OPERATION

1.  Set Temp. Pre-Chill empty cabinet to minimum of 34°F to 36°F (1°C to 2.2°C) with door closed minimum of one (1) hour.
Load cabinet from bottom to top with PRE-CHILLED FOOD AT 40F (4.4°C) or colder. Push trays to rear of wall. 

 

FULL SWING DOOR WITH MAGNETIC HOLD OPEN CATCH:

 

 

Door opens to lay flat against cabinet and is secured by a magnetic door edge. 

 

Note:

 Prior to “operating with door open”, food product should be prechilled to an internal food temperature of 36°F (2.2°C) or below.

2.  After loading, close cabinet door and allow inside temperature to re-stabilize to designated set temperature (or to desired internal temperature 

of food product).

3.  Unload cabinet from top to bottom. Empty trays can be removed or left in the unit after unloading. Trays will not appreciably effect the overall 

performance of the unit, however, keeping the 10 tray slides racked in the cabinet after trays have been emptied of food product may result in 
slightly better performance. 

4.  This unit is equipped with an automatic condensate evaporator. To prevent water spills, leave unit plugged in with door closed after use. A 

recommendation would be to defrost after use as well, to free coil from ice build up formed during use.

5.  Your unit is equipped with a smart controller. During open door operation your unit knows the door is open. When operating your unit with door 

open the display will show “OPEn” and an internal count down timer will start. Your unit will allow open door operation for a maximum of 2 hours. 
During the open door operation your unit will not go into an auto or timed interval defrost cycle. During open door operation the cooling system 
will remain on. This ensures you will receive optimum open door performance. If door is open longer than 2 hours an open door alarm will be 
activated. Display will flash “OPEn” and beep three times every ten seconds. 

To terminate the open door alarm, the door must be closed 

and remain closed for five minutes. If door open alarm is activated, unit will activate a hard defrost cycle five minutes after door is 
closed.

 Door must remain closed until defrost cycle is complete, approximately 30 minutes.

6.  INTERNAL CABINET TEMPERATURE WILL ELEVATE DURING DEFROST CYCLE.

7.  For performance values with door open,

 see section 

V

.

8.  For trouble shooting and addressing performance issues, 

see section 

XII

.

WARNING:

 RISK OF ELECTRICAL SHOCK. DISCONNECT ELECTRICAL POWER SUPPLY 

BEFORE CLEANING ANY PARTS OF THE UNIT OR PRIOR TO ANY SERVICE.

Cleaning the Condenser: 
The most important thing you can do to insure a long, reliable service life for your Cambro Air Curtain ultra Refrigerator is to regularly clean 
the condenser (compressor) coil. The condensing unit requires regularly scheduled cleaning to keep the finned condenser clean of link and 
dust accumulation. Keeping the condenser clean allows the cabinet to operate efficiently, use less energy, and achieve top performance 
values. 

VIII - Transporting

IX - Open Door Operation

X - General Cleaning & Maintenance

Summary of Contents for AIR CURTAIN ULTRA

Page 1: ...OWNER S MANUAL CAMBRO AIR CURTAIN ULTRA This owner s manual applies to all models that begin with the prefix ACU www cambro com...

Page 2: ...nderstand the contents of this manual and operation Delivery Inspection All Cambro Air Curtain Ultra Refrigerators are shipped in containers to prevent damage Upon delivery of your new Air Curtain Ult...

Page 3: ...ert them to the situation 5 Receiver must call the carrier to schedule an inspection of the damaged merchandise within 15 days Electrical 1 Check SERIAL PLATE to be sure the unit is installed on the p...

Page 4: ...ush down to seat The supports can be installed in a horizontal plane of can be mounted in a slightly sloped orientation to cause the product to slide forward on the sheet pans 4 The LED digital temper...

Page 5: ...rovided standard at 4 1 2 spacing Each tray slide can accommodate one 1 18 x26 pan tray Side Grips Rear Handle For easy mobility and maneuvering stainless steel recessed hand grips are provided on the...

Page 6: ...d defrost time interval This will allow you to select defrost time intervals that work best for your operation You can select unit defrost time intervals from every 4 hours to every 12 hours in one ho...

Page 7: ...tes cabinet is cooling down H Clean Condenser Reminder Your unit comes with a clean condenser reminder light located next to the up and down arrow temperature control buttons The most important thing...

Page 8: ...ve unit plugged in with door closed after use A recommendation would be to defrost after use as well to free coil from ice build up formed during use 5 Your unit is equipped with a smart controller Du...

Page 9: ...ng solutions Check for warnings about use on stainless steel products Repeated use of chlorinated solvents may cause a chemical reaction with the stainless steel which will damage the surface and caus...

Page 10: ...the condenser fins use brush or compressed air to blow this clear NOTE Care should be taken not to bend any of the condenser fins as this will reduce performance and compressor life Replace louver ass...

Page 11: ...7 Internal Mechanical Trouble In Compressor Replace Compressor 5 Condensing unit starts and runs but short cycles on overload protector 1 Additional Current Passing Through Overload Protector Check Wi...

Page 12: ...ycling Determine Reason see 6 previous page Correct 5 Relay Being Influenced By Loose Vibrating Mounting Remount Rigidly 6 Incorrect Run Capacitor Replace With Proper Capacitor 11 Suction line frosted...

Page 13: ...XIII Wiring Diagram...

Page 14: ...and FITNESS FOR A PARTICULAR PURPOSE null and void including any responsibility for damage costs and legal actions resulting from use or installation of product s in any Non commercial setting This st...

Page 15: ..._____________________________________________________________________________________ __________________________________________________________________________________________________________________...

Page 16: ...Telephone 714 848 1555 Toll Free 800 854 7631 Customer Service 800 833 3003 Cambro Manufacturing Company 5801 Skylab Road Huntington Beach California 92647 2056 Printed in USA 12 19...

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