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Skope TMF/SKFT-N 650 Service Manual

Top mount freezer
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TMF/SKFT-N 650 and 1000
ActiveCore
SKOPE Top Mount Freezer
R290

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Summary of Contents for Skope TMF/SKFT-N 650

  • Page 1 TMF/SKFT-N 650 and 1000 ActiveCore SKOPE Top Mount Freezer R290...
  • Page 2 Website: www.skope.com Trademark Infringement The SKOPE trademark on this product is infringed if the owner, for the time being, does any of the following: • Applies the trade mark to the product after its state, condition, get-up or packaging has been altered in any manner.

  • Page 3: Table Of Contents

    Sign Light (optional) ......... 34 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series...
  • Page 4 Probe Resistance ......... . . 64 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series...

  • Page 5: Specifications

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series 1 Specifications Models This freezer service manual is applicable to the SKOPE TMF and SKFT ActiveCore top mount freezers listed in the table below. Refer to the relevant product specification sheet (available on the SKOPE website: www.skope.com) for specifications.

  • Page 6: Installation Installation Guidelines

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series 2 Installation Installation Guidelines When installing this cabinet, ensure you consider and meet the installation guidelines. If a refrigeration cartridge needs to be removed (e.g. to transport the cabinet through a low clearance doorway), refer to the Unit Removal Instructions on the back of the cabinet. Contact SKOPE if they are missing.

  • Page 7: Ventilation Requirements

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Ventilation Requirements Adequate ventilation around the refrigeration cartridge is essential for efficient operation. See the diagram below for ventilation requirements. When positioning the cabinet, ensure there is at least a 300 mm space above the top panel.

  • Page 8: Door Handles (Glass Doors Only)

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Door Handles (glass doors only) For transit purposes door handles may be packed separately inside the cabinet. If the door Fitting Door handle/s are packed separately, follow the procedure below. Handles Procedure 1: To fit a door handle 1.

  • Page 9: Removing Door Handles

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series The door handles can be removed for transporting and moving the cabinet through doorways, Removing or for refitting. Door Handles Procedure 2: To remove a door handle 1. Open the door, and peel back the door gasket from behind the handle mounts on the inside of the door frame.

  • Page 10: Repositioning A Shelf

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 4: To slide a shelf clip up and down 1. Pull the shelf clip tab up and slide the shelf clip up or down as required. Shelf clip 2. Once in position, ensure the shelf clip is locked into place.

  • Page 11: Operation

    Connect hasn’t been opened for three hours. You can change this automated time. Use the SKOPE-connect app to dim or brighten the lights, or set a timer for them to go on and off automatically. Switch the lights on and off manually via the keypad, or set them to go on and off automatically Dixell XR77CH via the building management system (BMS).

  • Page 12: Dixell Xr77Ch

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series For more information on the SCS Connect Field and Track apps, see MAN80199 SCS Connect Electronic Controller (https://tinyurl.com/4n2dvury). See the Dixell XR77CH Installing and operating instructions (https://tinyurl.com/4f6t9xp7). Dixell XR77CH If you suspect the parameters are incorrect, you will need to check each parameter individually.

  • Page 13: Hot Gas Defrost

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 7: To increase the heater power 1. Remove the sign from the cabinet (see page 34). 2. Locate the dew point sensor on the front of the electrics cover. 3. Use a small flat-head screwdriver to carefully turn the adjustment potentiometer from the 0 position to the M position.

  • Page 14: Compressor And Inverter

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Compressor and Inverter The TMF and SKFT650N and 1000N cabinets use an inverter-driven compressor. The compressor is located at the front of the refrigeration cartridge, beside the condenser. Compressor The compressor over-current protector is located directly on the compressor terminals under the compressor electrics cover.

  • Page 15: Inverter

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series • To prove gas tightness, apply a high pressure drop of 1500 Kpa OFN (only) for not less than 12 hours. • Evacuate to less than 10 Pa for more than 4 hours.

  • Page 16: Replacement Procedures

    Ensure you have read and understood this manual before starting any servicing. Important • SKOPE hydrocarbon refrigeration systems must only be serviced by appropriately skilled and qualified refrigeration mechanics. • Servicing a sealed refrigeration system must occur at a hydrocarbon workshop or service area with dedicated hydrocarbon equipment and personal protective equipment (PPE).

  • Page 17: On-Site Work

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Refrigerant identification Correctly identifying the refrigerant is critical to maintain safety and the correct functioning of the cabinet. • The cabinet rating label (located in the upper inside of the cabinet) states the refrigerant type.

  • Page 18: Refrigeration Cartridge

    The cartridge must only be used on a SKOPE hydrocarbon-compliant cabinet. Refer to the cabinet rating label to determine if the cabinet is suitable for use with a hydrocarbon cartridge.

  • Page 19: Refrigeration System Run Test

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 9: To determine if there is a sealed system fault (continued) 3. Remove the foamed evaporator tub top: • Undo the four latches. • Lift upwards and off. Cartridge cover 4. Sit the cartridge’s top cover between the front...

  • Page 20: Removing And Replacing The Cartridge

    • Cartridges are heavy and require a minimum of two people to lift from the cabinet. SKOPE recommends steps or a platform about one metre high to allow the cartridge to be safely picked up, handled, and put down at waist height.

  • Page 21: Tmf/Skft650 And 1000N Series (Aofrio Controller)

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series TMF/SKFT650 and 1000N Series (AoFrio Controller) Sign side Sign’s back strip Electronic controller assembly Electrics cover Sign’s front panel Electronic controller located here when in use Sign side Mains and cabinet plugs Procedure 10: To remove a TMF/SKFT-N and -NS series cartridge 1.

  • Page 22: Skft650Nz And Skft1000Nz Series (Dixell Controller)

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series SKFT650NZ and SKFT1000NZ Series (Dixell Controller) Mains supply flex Electronic controller (clipped to the top of the electrics box) Electrics cover IEC connector flex Cabinet flexes Procedure 11: To refit a TMF/SKFT-N and -NS series cartridge 1.

  • Page 23: Cartridge Electrics Box

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 13: To refit an SKFT-NZ cartridge 1. Check the gasket on top of the cabinet is in place and in good condition. 2. Using at least two people and a suitable ladder, lift (not push) the cartridge into its original position on top of the cabinet and secure with the four fixing screws.

  • Page 24: Cartridge Cover

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 14: To remove and open the cartridge electrics box Before you start If a customer reports a “not cooling” fault, and it has been established that the cabinet is not cooling, follow the “On-site Work Procedure” on page 40 when making the service visit.

  • Page 25: Condenser Fan

    Refer to the label on page 23, or the electrics box cover to identify the condenser fan plug and socket in the electrics box. IMPORTANT Replace the motor with the same SKOPE OEM part. DO NOT use alternative parts. It is important that you replace the fan blade and fan motor with the same part to ensure safety, correct alignment and refrigeration performance, and compliance.

  • Page 26: Evaporator Fan

    IMPORTANT Replace the motor with the same SKOPE OEM part. DO NOT use alternative parts. It is important that you replace the fan blade and fan motor with the same part to ensure safety, correct alignment and refrigeration performance, and compliance.
  • Page 27 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 19: To access and remove the evaporator fan assembly (continued) 3. Undo the two screws holding the foamed evaporator tub top, then unclip and remove it. 4. Free up cables from the putty on the evaporator tub.

  • Page 28: Control Probe

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 21: To replace the evaporator fan motor (continued) 6. Attach the replacement motor. Ensure that the flexible cord points towards the bottom of the evaporator tub once reinstalled. Take care to: •...

  • Page 29: Evaporator Probe

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series The evaporator probe location and its insulation onto the evaporator outlet pipe is critical to the Evaporator hot gas defrost and evaporator fan motor working reliably. Probe IMPORTANT Ensure that the evaporator probe is fully insulated with cork tape when it is replaced.

  • Page 30: Condenser Probe

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series The condenser probe is located on the side of the condenser coil. It monitors condenser Condenser temperature and protects the compressor from overheating. Probe Procedure 24: To replace the condenser probe Before you start •...

  • Page 31: Lighting

    Fluorescent or LED tubes cannot be used in place of LED modular lights. IMPORTANT Replace the light with the same SKOPE OEM part. DO NOT use alternative LED strip or tube lights, or fluorescent tubes. The lighting is made up of three components which are replaceable: •...
  • Page 32 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 26: To replace an interior light component 1. Disconnect the cabinet from the mains power supply (see page 16). 2. Unplug the light, and remove the light from the plastic sidelight mounting bracket.
  • Page 33 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 27: To replace the LED driver (continued) LED driver 5. Remove the LED driver for the lights. 6. Replace the LED driver for the lights and reassemble the cabinet. Important Check that the cabinet top seal is not damaged when refitting the cartridge. You must replace any damaged seal.

  • Page 34: Sign Assembly

    Follow these steps to remove the sign assembly. Procedure 29: To remove the sign Before you start The sign is heavy – SKOPE recommends two people to lift it. 1. Disconnect the cabinet from the mains power supply (see page 16). 2. Unplug any sign lights.

  • Page 35: Controller

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 30: To replace the sign light (continued) 9. Route the light plug and cable back through behind the reflector and hole at the back of the sign, and cable-tie into place. Tab and notch 10.

  • Page 36: Doors

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Procedure 31: To replace the controller (continued) 6. Perform an electrical safety test. 7. Reconnect to the mains power supply. 8. Load the parameter set: • AoFrio SCS Connect: see MAN80199 SCS Connect Electronic Controller (tinyurl.com/4n2dvury).

  • Page 37: Removing And Refitting The Door

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series For ease of servicing and to reverse the hinging, the door can be removed from the cabinet. Removing and Refitting the Door Procedure 33: To remove a door 1. Disconnect the cabinet from the mains power supply (see page 16).

  • Page 38: Adjusting The Door Tension

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series The door has an internal torsion bar, pre-tensioned at the factory, that lets the door self-close. Adjusting the If necessary, you can adjust the door tension further by rotating the capstan mounted in the Door Tension bottom hinge bracket.

  • Page 39: Door Switch

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series The cabinet is fitted with a door switch above each door, which tells the electronic controller Door Switch when a door is opened. A small magnet in the door frame activates the switch. A cable connects the switch to the electronic controller via an inline connector on top of the cabinet.

  • Page 40: On-Site Work Procedure

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series On-site Work Procedure If a customer reports a “not cooling” fault, and it has been established that the cabinet is not cooling, follow the procedure below when making the service visit. Download the data using Calibrate the gas Create a 1.5 m safe...
  • Page 41 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series On-site work procedure (continued) Return the faulty cartridge to the service depot. The refrigeration system is considered to have gas leak. Create a safe work area in an open, well-ventilated space around the faulty cartridge.

  • Page 42: Wiring

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series 5 Wiring TMF/SKFT650 and 1000N (AoFrio controller) Wire colours T2-1 T2-1 T2-1 T2-1 Black GNYE GNYE Brown EMC Filter EMC Filter Orange T1-2 T1-2 Green T1-1 T1-1 Inlet-N Inlet-N Inlet-L Inlet-L Blue S32-1 P32-1...
  • Page 43 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Legend (continued) Item Description Item Description Internal cartridge junction box sockets/plugs External sockets/plugs S13/P13 Hot gas solenoid cartridge socket/plug (white 3-way) S21/P21 Evaporator motor extension socket/plug (red 4-way) S14/P14 Not used S22/P22 Ambient sensor socket/plug (white 2-way)

  • Page 44: Tmf/Skft650 And 1000Nz (Dixell Controller)

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series TMF/SKFT650 and 1000NZ (Dixell controller) Wire colours Black Brown T2-1 T2-1 T2-1 T2-1 GNYE GNYE EMC Filter EMC Filter Orange Green Blue T1-2 T1-2 T1-1 T1-1 Grey Inlet-N Inlet-N Inlet-L Inlet-L S32-1 P32-1...
  • Page 45 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Left Door Left Door Right Door Right Door Element Element Element Element Cabinet Sign Cabinet Sign Side light Side light Side light Side light assembly assembly assembly assembly Cabinet Cabinet Pillar Element Pillar Element...

  • Page 46: Tmf/Skft650 And 1000Nzr (Dixell Controller, Remote)

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series TMF/SKFT650 and 1000NZr (Dixell controller, remote) Wire colours Black Brown Orange Green Blue Grey White GNYE Green-Yellow Based upon IEC 757 Standard GNYE EMC Filter GNYE T1 -1, T1 -2 & T3-3 Condensing Unit T1-3, T1 -4 &...

  • Page 47: Spare Parts

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series 6 Spare Parts Main Assembly TMF/SKFT650N Series Table 6: Parts – Main assembly TMF/SKFT650N series Description Page Cabinet assembly Page 49 Page 51 Glass door Door assembly Page 52 Solid door Sign assembly...

  • Page 48: Tmf/Skft1000N Series

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series TMF/SKFT1000N Series Table 7: Parts – Main assembly TMF/SKFT1000N series Description Page Cabinet assembly Page 50 Glass door Page 51 Door assembly Solid door Page 52 Sign assembly Page 53 Cartridge assembly Page 54...

  • Page 49: Cabinet Assembly

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Cabinet Assembly TMF/SKFT650N Series Table 8: Parts – Cabinet assembly TMF/SKFT650N series Spare part number Description Unpainted/standard White Top hinge – right hand – HB0070110582B Sliding lock bush – HB0070206938 Bottom hinge – right hand –...

  • Page 50: Tmf/Skft1000N Series

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series TMF/SKFT1000N Series Table 9: Parts – Cabinet assembly TMF/SKFT1000N series Spare part number Description Unpainted/standard White Top hinge – left hand – HB0070110583B Top hinge – right hand – HB0070110582B Sliding lock bush –...

  • Page 51: Door Assembly

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Door Assembly Glass Door Table 10: Parts – Glass door assembly Spare part number Description Unpainted/standard Black White TMF/SKFT650N door assembly – right hand – GLD12437R-BK GLD12437R-WH TMF/SKFT1000N door assembly – left hand –...

  • Page 52: Solid Door Assembly

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Solid Door Assembly Table 11: Parts – Solid door assembly: TMF/SKFT650N series Description Spare part number Solid door assembly – left hand LT65SZN/D41 Solid door assembly with lock – left hand LT65SZN/D41LCK –...

  • Page 53: Sign Assembly

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Sign Assembly Table 13: Parts – Sign assembly TMF/SKFT650N Description Spare part number Lit sign assembly LT65BYN/T61 Non-lit sign assembly (sign replacement panel) LT65GYN/T40 Sign back strip – white LTH65BYN/C53-32 Sign back strip – black...

  • Page 54: Cartridge Assembly - Uthdni-0043

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Cartridge Assembly – UTHDNI-0043 Spare Parts Service Manual...
  • Page 55 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Table 15: Parts – Cartridge assembly: UTHDNI-0043 Description Spare part number Cartridge assembly UTHDNI-0043 Top cover HB0070210740 Lid handle support US04N00020-49 Over centre latch SXX12296 Evaporator tub top UA0500016 Inseal 50 × 6 RUE5120 Inseal 35 ×...

  • Page 56: Electronic Controller Assembly

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Electronic Controller Assembly AoFrio SCS Connect Table 16: Parts – AoFrio SCS Connect electronic controller Item Description Spare part number Electronic controller assembly AoFrio SCS electronic controller (programmed) ELZ11749-1629 Controller housing base UP09N00004...

  • Page 57: Dixell

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Dixell Table 17: Parts – Dixell electronic controller Item Description Spare part number Electronic controller assembly Dixell XR77CH controller ELZ12545 Dixell hot key cable FLX11848 6*1/2 PH. POZI AB S/T BZ FTAS06004PPZ 8*5/8 MUSH POZI AB S/T BZ...

  • Page 58: Cartridge Electrics Box Assembly

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Cartridge Electrics Box Assembly Table 18: Parts – Cartridge electrics box Item Description Spare part number Cartridge junction box assembly UA0300064 Electrical front panel HB0070207012A Electrical enclosure panel HB0070207014 Electrical rear panel HB0070207013A...

  • Page 59: Maintenance

    Before any maintenance, disconnect the cabinet from the mains power supply. Periodically wipe the inside and outside of the cabinet with a damp cloth, taking care to keep Cabinet moisture away from electrical parts. To ensure trouble-free performance, SKOPE strongly recommends that the condenser coil is Condenser cleaned: Coil •...

  • Page 60: Troubleshooting

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series 8 Troubleshooting Electronic Controller Alarms signal unexpected operational changes in the cabinet. When an alarm is activated, use the electronic controller app to help diagnose the problem, and service as necessary. Cabinet and Refrigeration Cartridge For problems with the cabinet and refrigeration cartridge use Table 19.
  • Page 61 • Element or fuse not in the correct • Position the element or fuse correctly. position • Refrigeration system failure • Contact SKOPE for information on how to proceed. Check that the evaporator tub seals are fully clamped, and • Ice build-up inside • Leaking cartridge seal the cabinet top seal is good without gaps.

  • Page 62: Persistent Condensation

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Table 19: Cabinet and cartridge troubleshooting (continued) Problem Possible cause Recommended action • Check and clean the door gasket. • Door not closing properly • Ensure the cabinet is on a level surface.
  • Page 63 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Table 20: Heater controller LED guide Condensation on front fascia LED status Condition or doors No power to the heater 1. Check the condition of the power and dew sensor connectors. 2. If they are not damaged, replace heater controller and dew sensor.
  • Page 64 SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Use the probe resistance table to check the probes’ calibration. Probe Resistance Troubleshooting Service Manual...

  • Page 65: Probe Resistance

    SKOPE TMF/SKFT-N 650 and 1000 ActiveCore Series Probe resistance (continued) Troubleshooting Service Manual...
  • Page 66 SKOPE Industries Limited ABN: 73 374 418 306 AU: 1800 121 535 NZ: 0800 947 5673 skope@skope.com www.skope.com...

This manual is also suitable for:

Tmf/skft-n 1000Tmf650n activecore seriesTmf1000n activecore seriesSkft650n activecore seriesSkft1000n activecore seriesSkft activecore remote series ... Show all

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