Hussmann USL-2 Installation And Service Instructions Manual Download

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3. Defective drain tube heater 3. Replace

4. Defective drain pan heater

4. Replace

TROUBLE SHOOTING

LIGHTING

TROUBLE

SOLUTION

Lights won’t light

1. Check light switch

2. Check to see if bulbs are inserted fully into sockets

3. Check voltage – Check the bulb to see if it is good

ELECTRICAL COMPONENTS

Compressor

Copeland R502

KAM2-0075-IAA

Compressor

Copeland R404

KAAB-007E-CAA

Condenser Fan Motor

EMS ESPL25EM1

Evaporator Fan Motor

Morrill SPB5EM1

Light Ballast

8G3738W

Incandescent Lamp

GE 40A15

WARRANTY AND PARTS INFORMATION

Please read carefully to assure prompt and accurate service. Thank You

ORDERING REPLACEMENT PARTS –

•

Contact your nearest Hussmann Distributor

•

Always specify model and serial number of cabinet

•

If correct part number is not known, give a clear description of part itself and its function
in the cabinet or remote unit.

WARRANTY PARTS PROCEDURE –

•

Same as items 1, 2, and 3 above

Page 12

Summary of Contents for USL-2

Page 1: ...URE Solid Door Reach In for Ice Cream and Frozen Foods P N OII USL January 2006 First Call for help US and Canada 1 800 922 1919 Soporte T cnico y Asistencia M xico 01 800 522 1900 For a Service Netwo...

Page 2: ...apacities 4 General Upkeep Care and Cleaning Routine Maintenance 4 Power Switches Temperature Control 5 Thermometer Electrical Enclosure 5 Defrost Time Clock 6 Defrost Heater Thermostat and Replacemen...

Page 3: ...xi mum operating efficiency INSTALLATION and START UP SKID The skid should be left on the cabinet until it is near the final location The skid pro vides protection for both the case and floor The skid...

Page 4: ...for durability and ease of cleaning Care should be taken when loading the shelves with product Product on the highest level of shelves should not touch the evapora tor drain pan This pan gets warm du...

Page 5: ...ps Size Wt USL 2 15 0 20 amp 875 BTU CAPACITIES Rating Temps F BTU HR Evap Cond Amb USL 2 2280 20 110 90 During June 95 R404A refrigerant was phased into use on the USL 2 The refriger ant charge is 46...

Page 6: ...obably need resetting to reflect the proper case temperature Using a separate thermometer located on a shelf in the case compare this temperature to that on the case thermometer If the case thermomete...

Page 7: ...lowest usage Defrost is time initiated and tempera ture terminated If the thermostat should fail the timer is equipped with a failsafe set at 40 minutes that will allow defrost to terminate on time DE...

Page 8: ...rature Adjust the expansion valve as follows 1 Attach two sensing probes to the evapora tor one under the clamp holding the ex pansion valve sensing bulb and the other securely taped to one of the ret...

Page 9: ...g to the fol lowing procedure 1 Discharge the refrigerant nitrogen mixture allowing it to blow from the system as rapidly as possible into an empty cylinder Be sure that all service valves and solenoi...

Page 10: ...pres sor will start properly On start up the valve will hold the suction pressure at the desired setting until the suction pressure has dropped below the setting then the valve will open If it becomes...

Page 11: ...e air flow restriction 3 Defective condenser fan mo tor 3 Replace 4 Air or non condensable gas ses in system 4 Leak check change drier evacuate and recharge Warm storage temperatures 1 Temperature con...

Page 12: ...temperature con trol 4 Replace 5 Power disconnected 5 Check service cord or wir ing connections Compressor will not start cuts out on overload 1 Low voltage 1 Contact electrician 2 Defective compress...

Page 13: ...nd R404 KAAB 007E CAA Condenser Fan Motor EMS ESPL25EM1 Evaporator Fan Motor Morrill SPB5EM1 Light Ballast 8G3738W Incandescent Lamp GE 40A15 WARRANTY AND PARTS INFORMATION Please read carefully to as...

Page 14: ...s will not be shipped from the Hussmann factory They may be obtained from your nearest Copeland Wholesaler Your wholesaler will replace free of charge any compressor found to be defective within twelv...

Page 15: ......

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Hussmann USL-2, Installation And Service Instructions Manual

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