J&E Hall JCC2 Technical Manual Download Page 20 | Manualshive

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Issue: 01.02.2016

Page 20

Drawings

Electrical wiring diagrams

Indoor (Pre March 2015) Indoor (Post March 2015)

Note: Units manufactured from March 2015 are fitted with an extra terminal (P3) at the terminal block to provide a wiring
connection point when used with JABC-1 Fresh Air Unit.

Outdoor

CL CN E2

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Summary of Contents for JCC2

Page 1: ...JCC2 CELLAR AND PRODUCT COOLERS ISSUE 01 02 2016 CELLAR COOLER RANGE TECHNICAL MANUAL ...

Page 2: ...tion clearances 8 Field piping 9 Pressure testing 10 Evacuation charging 11 Drainage 12 Electrical 13 Commissioning 14 Service Maintenance 15 F Gas Information 16 Drawings Indoor unit dimensions 25E 40E 17 Indoor unit dimensions 50E 60E 18 Outdoor unit dimensions 19 Electrical wiring diagrams indoor outdoor 20 Technical Information Dixell electronic controller 21 Controller parameters 22 Fan speed...

Page 3: ...er inch evaporator coil Galvanised mild steel casing with polyester powder coating Electronic controller Refrigerant R410A Low pressure safety switch Rotary type compressor Acoustic insulation on outdoor unit and compressor 3 4 BSP drain fitting on indoor unit Can operate down to 4 C and up to 16 C Suitable for cooling beers wines flowers fruit vegetables etc Suitable for pipe runs up to 25 metres...

Page 4: ...2560 8 47 J5LC28C 2463 n a 34 4 Indoor unit air throw distance is 8 metres based on final air velocity of 0 4m s Notes 1 Db A Noise levels are sound pressure levels 10m free field 2 Cooling capacities are nominal duties 12 7 C db 10 C wb 32 C ambient 3 The pipe length must include the rise the rise is not additional to the length 5 82 3 8 5 8 25m 8m 4 78 1 4 5 8 25m 8m 4 31 1 4 1 2 25m 8m Noise Le...

Page 5: ...s not include fan motor depth add 90mm Electrical data requirements LRA RRC Watts RRC Watts RRC V Ph Hz Amps JCC2 25E n a n a n a n a 160 0 73 J5LC15C 24 5 2 35 0 31 n a n a JCC2 40E n a n a n a n a 160 0 73 J5LC20C 27 6 6 42 0 36 n a n a JCC2 50E n a n a n a n a 160 0 73 J5LC25C 63 7 7 64 0 43 n a n a JCC2 60E n a n a n a n a 160 0 73 J5LC28C 65 11 4 75 0 79 n a n a Notes Indoor Mains Power To Co...

Page 6: ...rds which may cause severe injury or death Disconnect and shut off power before installation or service of the equipment Refrigerant release into the atmosphere is illegal Proper evacuation recovery handling and leak testing procedures must be observed at all times Units must be earthed and no maintenance work should be attempted prior to disconnecting the electrical supply The electrical covers a...

Page 7: ...n and distribute plenty of air thus lowering the condensing temperature To optimize the unit running conditions the condenser coil must be cleaned at regular intervals The indoor units can be mounted directly to a wall or to the ceiling utilizing the fixing holes on the rear of the unit or on the top of the unit No additional brackets are required Position the indoor unit where the optimum airflow...

Page 8: ... Installation Installation clearances The installation location should allow sufficient space for air flow and maintenance around the units Outdoor Indoor 500mm 500mm 1500mm to any obstruction Minimum 1800mm from floor level ...

Page 9: ...unit when brazing connections Install insulation with a minimum wall thickness of 3 8 on both liquid and suction lines Adequately support all pipe work at a maximum of 2 metre intervals Use of incorrect pipe sizes can affect system pressures temperatures and gas velocity for proper oil return Important Note One of the main factors affecting equipment reliability and compressor service life is refr...

Page 10: ... a pressure hose from the regulator to the schrader connection on the service port on the condensing unit Pressure system slowly up to 3 bar 45 psi for 5 minutes and check for any signs of leakage Increase pressure slowly up to 10 bar 150 psi for 5 minutes and check for any signs of leakage Increase pressure slowly up to 20 bar 300 psi and check for any signs of leakage Leave system under pressure...

Page 11: ...al refrigerant charge can be added to the system as required Additional refrigerant must be charged in the liquid phase Use calibrated weighing scales to add the correct amount With the gauge manifold connected and closed slowly open both of the service ports fully on the condensing unit This will release the refrigerant charge from the condensing unit into the system Systems are pre charged with ...

Page 12: ...s can be either copper or plastic Flexible hose is not recommended as it can easily kink causing a blockage and water to back up in the unit Important Note The evaporator drain pan fitting is supplied loose and must be fitted on site It is attached to the indoor unit fan guard with a cable tie Correct fitting is vital to ensure leak free operation The lock nut on the drain fitting must be fitted t...

Page 13: ...r the wiring diagrams on page 20 Access to the electrical terminals and components on the indoor unit is via the removable cover plate on the front of the unit Removal of the cover plate gives access to the outdoor unit contactor the terminal block as well as the electronic controller and rocker switch connections Important Note The mains electrical supply to the indoor unit must be via a suitably...

Page 14: ...e to clear any frost build up on the evaporator coil Carry out final leak test and ensure all covers are fitted and securing screws are tightened Log all information along with system model and serial numbers for future reference Ensure that the customer responsible person is provided with basic operating instructions and where electrical isolators are situated in case of emergency Important Note ...

Page 15: ...d or a suitable chemical coil cleaner then rinse with clean water Check and remove any obstacles that may hinder the airflow through the coils Repair any damage to fins and ensure any guards are fitted correctly DO NOT USE HIGH PRESSURE WASHERS ON COILS THEY DAMAGE THE FINS 4 Controls Check controller settings and operation Check calibration of temperature probe reading 5 Power Supply Inspect at r...

Page 16: ...4 23 9 239 Changes to leak testing requirements are as follows OLD LEGISLATION NEW LEGISLATION LEAK CHECKING FREQUENCY 3 30 kgs 5 50 TCO Eq Every 12 months but can be increased to 24 months if fitted with a fixed leak detection system 30 300 kgs 50 500 TCO Eq Every 6 months but can be increased to 12 months if fitted with a fixed leak detection system 300 kgs 500 TCO Eq Every 6 months however auto...

Page 17: ...Issue 01 02 2016 Page 17 Drawings Indoor unit dimensions 25E 40E ...

Page 18: ...Issue 01 02 2016 Page 18 Drawings Indoor unit dimensions 50E 60E ...

Page 19: ...LC15C 700 521 250 475 170 37 93 100 93 63 441 130 110 14 23 25 3 20 85 65 J5LC20C 855 628 328 508 181 44 93 149 101 113 603 126 164 17 49 32 3 23 73 75 J5LC25C 855 730 328 513 182 44 93 149 101 113 603 126 164 17 47 32 3 23 73 75 J5LC28C 855 730 328 513 182 44 93 149 101 113 603 126 164 17 47 32 3 23 73 75 ...

Page 20: ...ring diagrams Indoor Pre March 2015 Indoor Post March 2015 Note Units manufactured from March 2015 are fitted with an extra terminal P3 at the terminal block to provide a wiring connection point when used with JABC 1 Fresh Air Unit Outdoor CL CN E2 ...

Page 21: ...ter the programming mode by pressing the SET and the buttons together for more than 3 seconds C or F LED starts blinking The first parameter Hy is displayed Press the SET button to display the parameter value Use the and buttons to change the parameter value Press the SET button to store the new value and move to the next parameter To exit the programming mode press the SET and buttons together or...

Page 22: ... alarm condition and its signalling With iF do it represents the delay to activate the door open alarm 0 99 minutes 5 5 LS Minimum Set Point 55 C 67 F 55 C 55 F 4 C US Maximum Set Point 99 C 210 F 99 C 99 F 16 C od Output activation delay at startup 0 99 minutes 0 0 Cy Compressor on time faulty probe Cy 0 compressor always OFF 0 99 minutes 15 5 Cn Compressor off time faulty probe Cn 0 compressor a...

Page 23: ...ble mounting point for the controller within the outdoor unit casing and fix securely Mount the temperature sensor securely on the condenser coil and connect the red blue wires to the controller Remove the condenser fan Live Neutral wires Black Blue from the COMP and N connections on the outdoor unit and connect these two wires to ML Live and MN Neutral on the controller Make up a new wire to conn...

Page 24: ...Issue 01 02 2016 Page 24 Certification ...

Page 25: ...Issue 01 02 2016 Page 25 THIS PAGE IS LEFT BLANK INTENTIONALLY ...

Page 26: ...J E Hall Limited Hansard Gate West Meadows Derby DE21 6JN England Tel 44 0 1332 253400 Fax 44 0 1332 371061 Email helpline jehall co uk www jehall com Issue 01 02 2016 ...

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