Service Manual
TRI-CHANNEL COLD PAN
MODEL
SUB-cP
Please read this manual completely before attempting to install, operate or service this equipment
This manual is Copyright © 2005 Duke Manufacturing Company. All rights reserved. Reproduction without written permission is prohibited. Duke is a registered
trademark of the Duke Manufacturing Company.
Duke Manufacturing Company
2305 N. Broadway
St. Louis, MO 63102 Phone: 314-231-1130 Toll Free: 1-800-735-3853 Fax: 314-231-5074 www.dukemfg.com
P/N 219206A
Service Manual for Tri-Channel Cold Pan SUB-GP
IMPORTANT WARNING AND SAFETY INFORMATION
WARNING
Read this manual thoroughly before Operating, Installing, or performing Maintenance on the equipment.
WARNING
FAILURE TO FOLLOW INSTRUCTIONS IN THIS MANUAL CAN CAUSE PROPERTY DAMAGE, INJURY OR DEATH.
WARNING
DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS OR LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE.
WARNING
UNLESS ALL COVER AND ACCESS PANELS ARE IN PLACE AND PROPERLY SECURED, DO NOT OPERATE THIS EQUIPMENT.
CAUTION
Observe the following:
•Minimum clearances must be maintained from all walls and combustible materials.
•Keep the equipment area free and clear of combustible material.
•Adequate clearance for air openings.
•Operate equipment only on the type of electricity indicated on the specification plate.
•Retain this manual for future reference.
2
Service Manual for Tri-Channel Cold Pan SUB-GP |
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Contents |
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specifications.................................................................................................................................... |
4 |
INSTALLATION......................................................................................................................................... |
4 |
Location............................................................................................................................................... |
4 |
Inside Unit........................................................................................................................................... |
4 |
Outside Unit........................................................................................................................................ |
4 |
Leveling............................................................................................................................................... |
4 |
Stabilizing............................................................................................................................................ |
4 |
Electrical Connection.......................................................................................................................... |
4 |
MAINTENANCE........................................................................................................................................ |
5 |
Stainless Steel Care and Cleaning..................................................................................................... |
5 |
PREVENTIVE MAINTENANCE................................................................................................................ |
6 |
Cleaning the Condenser Coil.............................................................................................................. |
6 |
PARTS REPLACEMENT........................................................................................................................... |
7 |
Thermostat Replacement.................................................................................................................... |
7 |
General............................................................................................................................................... |
7 |
Evaporator........................................................................................................................................... |
7 |
General............................................................................................................................................... |
7 |
Refrigeration System Replacement.................................................................................................... |
8 |
General............................................................................................................................................... |
8 |
Recharging Refrigeration System....................................................................................................... |
8 |
General............................................................................................................................................... |
8 |
Tools.................................................................................................................................................... |
8 |
Charging Procedure............................................................................................................................ |
9 |
electrical.......................................................................................................................................... |
10 |
Electrical Schematic.......................................................................................................................... |
10 |
troubleshooting............................................................................................................................. |
11 |
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Service Manual for Tri-Channel Cold Pan SUB-GP
specifications
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MODEL |
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DESCRIPTION |
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VOLTAGE |
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AMPS |
PH. |
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SUB-GP |
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Tri-Channel |
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120 VAC (60Hz) |
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7.9 |
1 |
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Cold Pan |
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220 VAC (50Hz) |
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4.4 |
1 |
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MODEL |
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DESCRIPTION |
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HEIGHT |
WIDTH |
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LENGTH |
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SUB-GP |
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Tri-Channel |
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36.00 In. |
30.00 In. |
48.00 In. |
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Cold Pan |
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60.00 In. |
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74.00 In. |
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86.00 In. |
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INSTALLATION
Location
The unit represented in this manual is intended for indoor use only. Be sure the chosen location has a floor strong enough to support the total weight of the unit. Reinforce the floor if necessary to provide for maximum loading. For the most efficient operation, be sure to provide good air circulation inside and out.
The outline dimensional drawing for the unit is shown below in Figure 1.
Figure 1
Tri-Channel Cold Pan
Inside Unit
Provide adequate space along the front and back taking care to not block airflow to the fan.
Outside Unit
Be sure that the unit has access to ample air; avoid hot corners and locations near stoves and ovens.
Leveling
Be sure that the unit is placed on a firm, flat surface/floor. Check for cracks in flooring or tile and avoid these areas if possible. If necessary place support pads, properly rated for the weight of the unit, to “bridge” uneven or cracked flooring. Level unit accordingly.
Stabilizing
Use the leg adjustments to insure that the unit is solid to the floor surface at all four contact points. Insurethattheunitdoesnot“rock”whenpressure is applied to the top corners.
Electrical Connection
TheTri-ChannelColdPanisavailableasa120VAC, 60Hzorasa220VAC,50Hzdependentonmodel. All electrical connections should be performed by acertifiedelectricianandshouldcomplywithlocal electrical codes for your municipality.
WARNING
REFER TO THE AMPERAGE DATA LIST IN THE SPECIFICATIONS OR THE SERIAL TAG DATA AND YOUR LOCAL CODE OR THE NATIONAL ELECTRICAL CODE TO BE SURE UNIT IS CONNECTED TO THE PROPER POWER SOURCE. A PROTECTED CIRCUIT OF THE CORRECT VOLTAGE AND AMPERAGE MUST BE RUN FOR CONNECTION OF THE SUPPLY CORD OR PERMANENT CONNECTION TO THE UNIT. THE POWER MUST BE TURNED OFF AND DISCONNECTED WHENEVER PERFORMING MAINTENANCE OR REPAIR FUNCTIONS.
MAINTENANCE
Stainless Steel Care and Cleaning
4
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