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Page 1
Page 1
SERVICE MANUAL
DXG 35
R 134 A VERSION
Cube Dispenser
SCOTSMAN EUROPE - FRIMONT SPA
Via Puccini, 22 - 20010 Pogliano M.se - Milano - Italy
Tel. +39-02-93960.1 (Aut. Sel.)- Telefax +39-02-93550500
Direct Line to Service & Parts:
Phone +39-02-93960350 - Fax +39-02-93540449
Website: www.scotsman-ice.com
E-Mail: scotsman.europe@frimont.it
001000.41 - REV. 04/2015
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Summary of Contents for Scotsman DXG 35
- Page 1 SERVICE MANUAL DXG 35 R 134 A VERSION Cube Dispenser SCOTSMAN EUROPE - FRIMONT SPA Via Puccini, 22 - 20010 Pogliano M.se - Milano - Italy Tel. +39-02-93960.1 (Aut. Sel.)- Telefax +39-02-93550500 Direct Line to Service & Parts: Phone +39-02-93960350 - Fax +39-02-93540449 Website: www.scotsman-ice.com...
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Page 2: Table Of Contents
Page 2 Page 2 Table of contents page INDICE Specifications GENERAL INFORMATION AND INSTALLATION Introduction Unpacking and Inspection Location and levelling Electrical connections Water supply and drain connections Final check list Installation practice OPERATING INSTRUCTIONS Start up Operational checks OPERATING PRINCIPLES (How it works) Freezing cycle Harvest cycle Control sequence... -
Page 3: Specifications
Page 3 Page 3 SPECIFICATIONS ELECTRONIC CUBE DISPENSER Important operating requirements: MAX. MIN. Air temperature 40°C (100°F) 10°C (50°F) 35°C (90°F) Water temperature 5°C (40°F) 5 bar Water pressure 1 bar Electr. voltage variations from voltage rating specified +10% on nameplate -10% ice making capacity AIR COOLED MODELS... - Page 4 Page 4 Page 4 SPECIFICATIONS Dimensions: HEIGHT 1695 mm. WIDTH 380 mm. DEPTH 515 mm. WEIGHT 73 Kgs. CUBE DISPENSER machine specifications Capacity Water req. Cond. unit Finish Comp. HP the cold store lt/24 HR 140* Stainless stell 15 Kg. 465* Water Electric power cons.
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Page 5: General Information And Installation
CAUTION. Incorrect voltage supplied to the Cube Dispenser. the icemaker will void your parts SCOTSMAN dispenser is quality designed, replacement program. engineered and manufactured, thoroughly tested providing the utmost in flexibility to fit the needs of a particular user. -
Page 6: Water Supply And Drain Connections
Page 6 Page 6 Make sure that the ice machine is connected to WATER DRAIN - WATER COOLED MODELS its own circuit and individually fused (see data plate for fuse size). The recommended drain tube is a plastic or The maximum allowable voltage variation should flexible tube with 18 mm (3/4") I.D. -
Page 7: Installation Practice
Page 7 Page 7 TYPICAL INSTALLATION Hand shut-off valve Water filter Water supply line (flexible hose) 3/4" male fitting Vented drain Open trapped vented drain Drain fitting Main switch Power line WARNING. Ice dispenser is not designed for outdoor installation and will not function in ambient temperatures below 10°C (50°F) or above 40°C (100°F). -
Page 8: Operating Instructions
Page 8 Page 8 OPERATING INSTRUCTIONS START UP The ice making process takes place thereby, with the water sprayed into the molds After having correctly installed the cubers that gets gradually refrigerated by the heat dispenser, completed the plumbing and electrical exchanged with the refrigerant flowing into the connections, perform the following “Start-up”... - Page 9 Page 9 Page 9 In the SCOTSMAN ice cubes dispenser the water...
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Page 11: Freezing Cycle
REFRIGERANT CHARGE (R 134 A) acting temperature control which closes the contacts 3-2 when its temperature decreases Model Air cooled Water cooled and closes the opposite contacts 3-4 when the DXG 35 250 gr (8.81 oz.) 140 gr (4.33 oz.) temperature rises. - Page 12 Page 12 Page 12 The thermostat sensing bulb is located into a the hi-side or discharge pressure of the refrigerant plastic tube (bulb holder) secured by two clips system by energizing the coil of the water inlet directly to the evaporator serpentine. solenoid valve that control the cooling water flow This control determines the length of the freezing to the condenser.
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Page 14: Wiring Diagram
Page 14 Page 14 WIRING DIAGRAM AIR COOLED 230/50/1... - Page 15 Page 15 Page 15...
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Page 16: Service Diagnosis
Shortage of water See remedies for shortage of water. Dirty water supply Use water softner or water filter. Accumulated impurities Use SCOTSMAN Ice Machine cleaner. Shortage of water Water spilling out through curtain Check or replace curtain. Water solenoid valve not opening Replace valve. - Page 17 Page 17 Page 17 SERVICE DIAGNOSIS SYMPTON POSSIBLE CAUSE SUGGESTED CORRECTION Irregular cubes size & Some jets plugged Remove jet cover and clean. some cloudy Shortage of water See shortage of water. Unit not levelled Level as required. Poor pumping Check and/or replace the water pump.
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Page 18: Maintenance And Cleaning Instructions
Page 18 Page 18 MAINTENANCE AND CLEANING INSTRUCTIONS the opening of the front panel. GENERAL The periods and the procedures for maintenance and cleaning are given as guides and are not to be construed as absolute or invariable. Cleaning, especially, will vary depending upon local water and ambient conditions and the ice volume produced;... - Page 19 Prepare the cleaning solution by diluting in a plastic container two liters of warm water (45°-50°C) with 0,2 liters of Ice Machine Cleaner. WARNING. The SCOTSMAN Ice Machine Cleaner contains Phosphoric and Hydroxyacetic acids. These compounds are corrosive and may cause burns if swallowed, DO NOT indu- ce vomiting.
- Page 20 Page 20 Page 20 16. Switch OFF the machine and flush out the ATTENTION. In case the ice cubes are sanitizing solution from the sump reservoir then cloudy-white and have an acid taste, melt with the switch in "cleaning" position (II), switch it them immediately by pouring on them ON again.