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Summary of Contents for Tefcold EXPRESS EX125C
- Page 1 INSTRUCTIONS MANUAL 2021 TEFCOLD EXPRESS Vertical Refrigerated Display Cabinets Full Height Chilled Integral Multi-Decks...
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Page 2: Table Of Contents
Table of Content Introduction ........................................4 Important Notes................................4 Product Temperature Classes ............................5 Climate Classes ................................5 Air Velocity ..................................5 Safety Instructions ................................5 Electrical Safety Tests (EST) ............................. 6 Risk Analysis ..................................7 Working with Refrigerant R449A ........................... 7 Cabinet Use Important .................................. - Page 3 5.1.1 Common Defrost ..............................22 Wiring Diagrams ..................................23 Tefcold Express EX125C OPEN FRONTED ........................23 Tefcold Express EX187C OPEN FRONTED ........................24 Tefcold Express EX250C OPEN FRONTED ........................25 Tefcold Express EX125CD WITH DOOR ......................... 26 Tefcold Express EX187CD WITH DOOR ......................... 27 Tefcold Express EX250CD WITH DOOR ...........................
- Page 4 10.6 Shelf profiling & Fitting of accessories ......................... 46 10.7 Power Supply ................................49 Dismantling and Disposal ..............................51 Maintenance ..................................52...
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Page 5: Introduction
Keep this manual in a safe place. It should be available for consultation near the equipment at all times. If lost or destroyed, you can request a copy of the manual from TEFCOLD by specifying the exact model, serial number and year of manufacture. -
Page 6: Product Temperature Classes
(in longitudinal direction). 1.5 Safety Instructions TEFCOLD recommend that any person who interacts with the cabinet or cabinet sub components reads these instructions completely before starting to operate the equipment. Only authorised, qualified, competent personnel can be involved with the installation, setting to... -
Page 7: Electrical Safety Tests (Est)
Every single cabinet manufactured by TEFCOLD is subjected to stringent electrical tests below in compliance with EN60335. Electrical shock hazards are prevented by TEFCOLD with following Electric Safety Tests: 1. -
Page 8: Risk Analysis
TEFCOLD highly recommend that the cabinet is only connected to a power supply protected by an earth leakage relay. In the event of an electrical fault the equipment must be electrically isolated immediately and power must not be restored until authorised by competent electrical personnel. -
Page 11: Cabinet Use
2 Cabinet Use 2.1 Important • Do not put warm or un-chilled products into the cabinet. It is designed to hold pre-chilled products, not to cool them. • Do not leave the cabinet doors open (if fitted). • Do not block the space between the front of the shelves and the glass with product, signage or point of sale as this will affect airflows resulting in warm products. -
Page 12: Shelf Loading For Safety
2.3 Shelf Loading for Safety Merchandising of the cabinet must be equally distributed through the cabinet. Heavy weighted products must be placed to deck tray or closer for rigidity of cabinet. Start product loading from deck tray, if some part of the cabinet is going to be left empty, for product loading prefer lower shelves not the top ones. -
Page 13: Cabinet Cleaning
2.6 Cabinet Cleaning 2.6.1 Health & Safety Warnings and Information Switch off power supply of the cabinet from the main switch. To minimise shock and fire hazards, please do not plug or unplug the unit with wet hands. Care must be taken when handling or working on the unit as sharp edges may cause personal injury, we recommend the wearing of suitable PPE. - Page 14 Do not directly apply water to fan motors or any other electrical components in the cabinet. Always be careful to minimize moisture on and near the electrical components. Cleaning of electrical components must be done by Qualified Maintenance Technician. When working inside the cabinet takes care not to damage any components such as fan blades or probes and ensure no strain is put on any cables.
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Page 15: Troubleshooting
3 Troubleshooting Should your cabinet not be operating efficiently? Before calling the technical service, check these points given in sections 3.1 Recommendation and 3.2 Cause – Recommended Solutions can be used for troubleshooting. 3.1 Recommendation Check following conditions: • Only products which are already refrigerated to the correct cold chain temperature should be loaded in to the cabinet. -
Page 16: Cause - Recommended Solutions
3.2 Cause – Recommended Solutions Causes Recommended Solutions Malfunction Check if there is a power cut on the network Check if the power supply conditions are the same No power on compressor as it is defined in the technical label. Check if the board connections are tight. - Page 17 Causes Recommended Solutions Malfunctio Some nuts, bolts or moving Check and tighten. If it is necessary, replace parts are loosened Check if there is an object that touches the Fans are touching an object or evaporator fans. Fix it by tightening the connection screws are loosened loosened parts A failure in mechanical parts...
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Page 18: Controls
4 Controls 4.1 How to Use “CAREL PJEZC Temperature Controller” 4.1.1 General Appearance 4.1.2 Introduction & General Descriptions Easy is electronic microprocessor controller with LED display, developed for the management of refrigerating units, display cabinets and showcases. The structure of the parameters has been enhanced with new functions for more dynamic and effective management of the temperature control and defrost. -
Page 19: Keypad
4.1.4 Keypad 4.1.5 Functions Available from the Keypad ▪ ON & OFF the Instrument: Switching the instrument ON: press UP for more than 3 s (when pressing the button, the display shows ON). Switching the instrument OFF: press UP for more than 3 s. The display shows the message “OFF”, alternating with the temperature measured by the set probe. -
Page 20: Alarms
▪ Manual Defrost Press DOWN for more than 3 s (activated only if the temperature conditions are right, for easy split only if the light output is not set, H1≠4). 4.1.6 Alarms 4.1.7 Temperature Control The temperature in the appliance is registered by two temperature sensors which are located in the air flow after the evaporator (S ) and on the evaporator (S5) respectively. -
Page 21: Controller Setting Parameters
5 Controller Setting Parameters 5.1 CAREL PJEZC (MASTER) Parameter CALLISTO MT CAREL PJEZC REV00 REV00 List CAREL PJEZC Open with Controller Unit Fronted Door Parameters Password Set point °C/°F -2,0 -0,0 Probe Parameters Probe measurement stability Select probe displayed Select °C/°F Disable decimal point Probe 1 off set °C/°F... - Page 22 Maximum defrost duration min./s Defrost when switching the instrument on Defrost delay on power-up or when enabled by digital input min. Freeze control temperature display during defrost Dripping time min. Alarm bypass time after defrost Defrost priority over compressor protectors Defrost probe reading (2) °C/°F Time base...
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Page 23: Common Defrost
AUX output configuration: 0=no function associated with the output, 1=alarm output: norm. Energised, 2=AUX output related to Dig. in.A4 = 6/7/8 Dig. In. OPEN = AUX de- energised, Dig. in. CLOSED = AUX energised + LED “AUX” display” Enable keypad (0=keypad disabled,1=keypad enabled,2=keypad enabled except for ON/OFF) Disable buzzer (0=buzzer enable,1=buzzer disable) ID code (read-only) -
Page 24: Wiring Diagrams
6 Wiring Diagrams 6.1 TEFCOLD EXPRESS EX125C OPEN FRONTED... -
Page 26: Tefcold Express Ex187C Open Fronted
6.2 TEFCOLD EXPRESS EX187C OPEN FRONTED... -
Page 28: Tefcold Express Ex250C Open Fronted
6.3 TEFCOLD EXPRESS EX250C OPEN FRONTED... -
Page 30: Tefcold Express Ex125Cd With Door
6.4 TEFCOLD EXPRESS EX125CD WITH DOOR... -
Page 32: Tefcold Express Ex187Cd With Door
6.5 TEFCOLD EXPRESS EX187CD WITH DOOR... -
Page 34: Tefcold Express Ex250Cd With Door
6.6 TEFCOLD EXPRESS EX250CD WITH DOOR... -
Page 36: Cabinet Technical Details
TEFCOLD EXPRESS is a dynamic model with its stylish lines which surrounds and an ideal choice for all types of applications from hypermarkets to express stores and convenience stores. -
Page 37: Double Pane Glazing Door (Hinged)
7.1.2 Double Pane Glazing Door (Hinged) CROSS SECTION 7.1.3 Case Lengths Length Nominal Model Model Including Length Endwalls EX125C EX125CD 1250mm 1330mm EX187C EX187CD 1875mm 1955mm EX250C EX250CD 2500mm 2580mm... -
Page 38: Cabinet Data Plate Descriptions
7.2 Cabinet Data Plate Descriptions Description unit Model / Rev Cabinet Model Name/Reference & Revision Serial Number Cabinet Serial Number Cabinet Length Cabinet Length without End Wall(s) Date of Manufacture Production Month / Year Refrigerant Type Type of Refrigerant Refrigerant Charge Refrigerant Charging Amount Max Design Pressure Refrigeration Design Operating Pressure... -
Page 39: Refrigeration
Horizontal Vertical Combined Chilled Frozen Multi-temperature TEFCOLD integral multi-deck cabinets are primarily in self-service. 7.4 Noise Breakout The A-weighted sound power level of the cabinet when measured in isolation from other units, with shelves fitted is lower than 70 dB(A). -
Page 40: Service And Maintenance
8 Service and Maintenance All servicing of the display cabinet refrigeration and electrical systems should be undertaken by qualified person(s) having suitable knowledge of electrical and refrigeration systems. Always electrically isolate the cabinet before carrying out any work that may affect or expose electrical components or moving parts (e.g.: fan blades). -
Page 41: Condensing Unit Acccess
8.4 Condensing Unit Access If servicing is required only qualified refrigeration persons may carry out the work. (a) - (b) Pull up the front lift off panel and then pull toward yourself. on sides which keeps the condenser, compressor high & low pressure switch can all be accessed from the front. All servicing of the display cabinet, refrigeration and electrical systems should be undertaken by qualified service persons having suitable knowledge of electrical and refrigeration systems. -
Page 42: Refrigeration, Electrical And Drainage Connections
8.5 Refrigeration, Electrical and Drainage Connections 8.6.1 Refrigeration There is one reciprocating type of compressor in TEFOCLD EXPRESS EX125C/EX187C/EX125CD EX187CD/EX250CD cabinet (single circuit). There are two reciprocating compressors in TEFCOLD EXPRESS EX250C cabinets TEFCOLD EXPRESS cabinets are delivered refrigerants pre-charged at factory. Below instructions are for servicing only. -
Page 43: Refrigerant Charge Limits
1250 1875 2500 Refrigerant Type R449A 1620 2000 2x2200 TEFCOLD EXPRESS EXC – open fronted Gas Charges 1300 1500 2x1750 TEFCOLD EXPRESS EXCD – double pane door 8.6.3 Electricity Electric connections must only be made by qualified personnel, according to safety norms. -
Page 44: Plugs
8.6.5 Cabinet Lighting TEFCOLD EXPRESS EXC cabinets have canopy LED lighting and TEFCOLD EXPRESS EXCD Door cases have Door and canopy LED lighting that helps to highlight merchandises placed in it. -
Page 45: Instructions For Delivery
9 Instructions for Delivery 9.1 Transportation TEFCOLD Refrigeration manufactures its refrigerated cabinets suitable to be lifted using a suitable forklift. Care must be taken to place the forklift forks into appropriate areas underneath the cabinet. Centre of gravity of the cabinets are not in the centre exactly and slightly close to the rear of the cabinets. -
Page 46: Installation
10 Installation 10.1 Unpacking All cases have a wooden crate plus are wrapped with plastic stretch films. The installer will need to remove the wooden crate prior to installation. Remove the packaging only after having positioned the unit. a. To examine the cabinet carefully against to probable damages which are occurred during transportation. -
Page 47: Removing From Wooden Pallet
10.3 Removing from Wooden Pallet Remove packages of the cabinet Unscrew retaining screws wood from the wooden pallet with using proper instrument Case can now be lifted off using the correct lifting equipment. Follow the foot adjustment to level case... -
Page 48: Levelling And Door Alignment (If Fitted)
10.4 Levelling and Door Alignment (if fitted) To ensure the cabinet is installed level and square, the following should be done after removing the packaging. The base plate at the bottom of the cabinet is removed. By screwing the adjustable feet at the right and left, the height of the cabinet is adjusted. - Page 49 Levelling process should be done every time the cabined is moved. Adjustment of the rear feet is important. Cabinet must be aligned very smooth as absolutely straight without any difference between heights of front and rear of the cabinet. The spirit level is located vertically as seen above pictures. Bubble of spirit level must be positioned in the middle if rear, front and middle feet are levelled correctly.
- Page 50 • If the bubble of spirit level is positioned on right hand side, it means front foot is higher than rear foot. To wind down the rear foot with using proper wrench while monitoring the spirit level bubble. As a result of this misalignment, right hand door is higher than left hand door. •...
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Page 51: Assembly Of Wall Spacers
10.5 Assembly of Wall Spacers The wall spacers are in a bag inside the case and require fitting on site. Wall spacers are used to maintain proper gaps between the cabinet and construction wall for dispatching the air from condensing unit. These wall spacers must NOT BE removed. -
Page 52: Shelf Profiling & Fitting Of Accessories
10.6 Shelf Profiling & Fitting of Accessories The the EXCD range of glass door cases will comewith the doors strapped to prevent movement during transporatation. These need to be cut to allow access into the caes Both EXC open caes and EXCD glass door case are shipped with the brackets, shlef strenghting bar and shelves fitted and again are retained by straps. - Page 53 Prior to adjusting shelves it is advisable to fit the ticket strips to the shelf front endge. To do this take place the top part of the ticket strip, push and clip around the bottome edge. İf the tickets strip is cold it may take several attempts to fit.
- Page 54 In the devices with shelves, the shelves can be used at different angles depending on the device type. (0 °, 10 °, 20 °) Leave a minimum of 30mm space for air circulation between the upper shelf and the product in the devices with shelves.
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Page 56: Power Supply
10.7 Power Supply All power supply cables must be correctly sized by competent personnel, fitted correctly and be manufactured from materials suitable for the application. Cable connection points must be properly isolated in order to prevent sparks. All electrical equipment must be fitted with adequate Earth protection cables and all cables must be suitably identified. -
Page 57: Dismantling And Disposal
11 Dismantling and Disposal During normal operation, the appliance does not generate any environmental contamination. At the end of its life cycle, or if it is necessary to proceed to permanent decommissioning. To protect environment, please separate the parts and materials composing the display case in accordance with the waste disposal provisions in force in your country, so that they can be properly disposed of or recycled. -
Page 58: Maintenance
12 Maintenance The following outlines the minimum requirements for regular maintenance. The Staff in charge of the appliance must control and respect the expiry dates for maintenance, given in the table below, calling the authorised Technical After-sales assistance when indicated. FREQUENCY Authorised OPERATION... - Page 59 TEFCOLD A/S Industrivej 25 8800 Denmark T: +45 8660 1933 E: info@tefcold.dk TEFCOLD West Meadow Rise Castle Donington DERBY DE11 7BY, UK T: 01332 850090 trade.sales@interlevin.co.uk...
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