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Summary of Contents for Master Bilt DD Series
- Page 1 Installation and Operations Manual R290 ICE CREAM DIPPING-DISPLAY MERCHANDISERS DD-xx – Standard Models DD-xxL – Low Glass Models DD-xxLCG – Low Curved Glass Models 5/21 Rev. E 143568...
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Page 2: Table Of Contents
TABLE OF CONTENTS INTRODUCTION ................................ 3 STORE CONDITIONS…………………………….……………….…..…………………………………………….... 3 WARNING LABELS AND SAFETY INSTRUCTIONS ....................4 PRE-INSTALLATION INSTRUCTIONS ........................5 Inspection for Shipping Damage ........................... 5 INSTALLATION INSTRUCTIONS………………………………………………………………………………….... 6 General Instructions ............................. .6 Electrical ................................6 Mechanical ................................7 Startup .................................. -
Page 3: Introduction
INTRODUCTION This manual contains important instructions for installing, using and servicing the Ice Cream Dipping-Display case. A part list is included in this manual. Read all these documents carefully before installing or servicing your equipment. CAUTION This unit uses a flammable refrigerant. Use care when handling and operating to avoid damaging the refrigerant tubing or increasing the risk of a leak. -
Page 4: Warning Labels And Safety Instructions
WARNING LABELS AND SAFETY INSTRUCTIONS This symbol is used to alert user that there is risk of fire or explosion since flammable refrigerant is used. This symbol can be observed on back or sides of cabinet. This symbol is the safety-alert symbol. When you see this symbol on your cabinet or in this manual, be alert to the potential for personal injury or damage to your equipment. -
Page 5: Pre-Installation Instructions
PRE-INSTALLATION INSTRUCTIONS INSPECTION FOR SHIPPING DAMAGE You are responsible for filing all freight claims with the delivering truck line. Inspect all cartons and crates for damage as soon as they arrive. If damage is noted to shipping crates or cartons or if a shortage is found, note this on the bill of landing (all copies) prior to signing. -
Page 6: Installation Instructions
INSTALLATION INSTRUCTIONS GENERAL INSTRUCTIONS 1. Be sure the equipment is properly installed by competent service people. 2. Keep the equipment clean and sanitary so it will meet your local sanitation codes. 3. Rotate your stock so that older stock does not accumulate. This is especially important for ice cream. -
Page 7: Mechanical
Remove grille and check refrigeration lines to see that they are free (not touching each other or compressor). Spin condenser fan blade to see that it is free. Check that all service valves are open.The picture below is standard DD series condensing unit. The compressor is hermetic, it is internally spring mounted and ready to run. -
Page 8: Temperature Control
TEMPERATURE CONTROL The dipping-display cabinet has a temperature control that is adjustable from #1 (warmest setting) to # 9 (coldest setting). Turn the control knob in line with the punch mark to the desired setting. The temperature control is located near the condensing unit at the front of the cabinet. - Page 9 Punch Mark COLDEST SETTING 5/21 Rev. E 143568...
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Page 10: Cleaning Instructions
CLEANING INSTRUCTIONS WARNING: DO NOT REMOVE FROST WITH A KNIFE, PICK, OR SHARP OBJECTS. DO NOT USE ABRASIVE CLEANERS OR CAUSTIC CLEANERS OR SCOURING PADS Every 30 to 60 days (depending on frost accumulation), the cabinet should be emptied, warmed up, and wiped down using a solution of 1 teaspoon of baking soda with 1 quart of water. -
Page 11: Can Holder Cleaning
Can Holder Assembly Removal And Cleaning (Optional) Remove plastic can clamp by screwing knob off the threaded shaft. Wash the can holder and can clamp with a non- abrasive detergent to maintain sanitary gloss. Remove the shaft by loosening the wing nut and unscrewing the shaft from the shelf. -
Page 12: Lid Locking Kit
Lid Locking Kit Installation (Optional) A simple and easy to install Lid locking kit option is avaialble to restrian from unwanted access to the ice cream stored inside the dipping cabinets.When the option is opted, please follow the below instruction to lock the lid. One kit is needed for each Lid to be locked. -
Page 13: Operation Conditions And Pressures
OPERATION CONDITIONS AND PRESSURES With room ambient temperature of +75 F and cold cabinet (unit cycling on control): DD-66 & DD-88 with R-290 Suction pressure – 2 to 4 psig. Head pressure – 130 to 160 psig. DD-26 & DD-46 with R-290 Suctions pressure 1 to 5 psig Head pressure 130 to 160 psig SERVICE INSTRUCTIONS (Trouble Shooting Guide) -
Page 14: Controller Senser Probe Location
CONTROLLER SENSOR PROBE LOCATION In DD-46,DD-66 & DD-88 models, the bulbwell is a straight 3/8” copper tube placed 3” below the dog house as shown below. For the DD-26 model the bulb well is inverted “L” shape as as shown in the picture. Please make sure the bulb well opening is properly insulated with permagum. -
Page 15: Air Filter Cleaning Instruction
AIR FILTER CLEANING INSTRUCTIONS (Air Filter for DD-66 & DD-88 Fin & Tube Condenser) The condenser for DD-66 & DD-88 is a 5mm fin and tube condenser. A special removable and reuasable air filter has been provided to protect the condenser and avoid it to be blocked by dust. The filter needs to be removed and cleaned periodically for optimum performance of the unit. -
Page 16: Dipping-Display Cabinet Part Numbers
Any cabinet malfunction or housekeeping problem that creates a slip/fall hazard around or under a cabinet should be corrected immediately DIPPING-DISPLAY CABINET PART NUMBERS Please use the part numbers below when ordering replacement parts for your DD Series Standard, Low Glass and Low Curved Glass Models. Description... -
Page 17: Options
OPTIONS Description DD-26(L/LCG) DD-46(L/LCG) DD-66(L/LCG) DD-88(L/LCG) Can Holders – Includes A394-20301 A395-20301 A396-20301 A397-20301 White Can Covers Can Covers Clear 44-00984 44-00984 44-00984 44-00984 White 44-01084 44-01084 44-01084 44-01084 Lid Locking Kit A390-11129 A390-11129 A390-11129 A390-11129 (2 QTY) (2 QTY) Casters Set (4 or 6), 3”... -
Page 18: Wiring Diagrams
WIRING HARNESS WITH MOLDED JUNCTION ASSEMBLY 5/21 Rev. E 143568... - Page 19 LED CONNECTION LIGHT WIRING FOR DD-66 & DD-88 LIGHT WIRING FOR DD-26 & DD-46 POWER CORD TO CONNECT CONDENSING UNIT 5/21 Rev. E 143568...
- Page 20 MOLDED JUNCTION ASSEMBLY FOR COMPRESSOR WIRING CONNECTION, PLEASE REFER TO THE COMPRESSOR MANUFACTURER WIRING DIAGRAM 5/21 Rev. E 143568...
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