Table of Contents
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USE AND
MAINTENANCE
HANDBOOK
HL-i Series
This manual has been prepared in compliance with CE certification and it is an essential part to every HL Cooling unit
HL (Europe) Ltd
92 Craven Park Road, London, NW10 4AG United Kingdom
Tel: 0844 56 11 783 Fax: 0844 56 11 780
www.hl-cooling.com sales@hl-cooling.com
Company registration number: 5285108. Registered office: 270 Sutton Road Southend-on-Sea Essex SS2 5ET UK
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Summary of Contents for HL HL-i Series
- Page 1 MAINTENANCE HANDBOOK HL-i Series This manual has been prepared in compliance with CE certification and it is an essential part to every HL Cooling unit HL (Europe) Ltd 92 Craven Park Road, London, NW10 4AG United Kingdom Tel: 0844 56 11 783 Fax: 0844 56 11 780 www.hl-cooling.com sales@hl-cooling.com...
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Page 2: Table Of Contents
INDEX SAFETY …........……… … ………………………………………....…… SAFETY MARKS CONTAINED IN THESE INSTRUCTIONS …......… 1 DANGERS FROM NON OBSERVANCE OF SAFETY REFERENCES ..….....… ACTIVE SAFETY …....................… 1 PASSIVE SAFETY …....................DECLARATION OF CONFORMITY ….............. - Page 3 This manual is intended for end users only in case of operations which can be carried out having the panels closed (fixed guards are not removed). Data on this catalogue are only guideline data. HL (Europe) Ltd reserves the right to make changes without prior notice.
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Page 4: Safety
SAFETY These instructions contain basic references to correctly and safely use and service our units. Besides general safety precautions, all specially marked points must be duly observed. SAFETY MARKS CONTAINED IN THESE INSTRUCTIONS This manual contains some information and references which are marked by symbols. If the safety precautions marked by the symbol "danger from general cause"... -
Page 5: Declaration Of Conformity
DECLARATION EC OF CONFORMITY Standards applied: EN 50366:2003+A1:2006 EN55014-1:2006 EN55014-2:1997+A2:2008 EN60335-1:2002+A13:2008 EN60335-2-40:2003+A1:2006 EN61000-3-2:2006 EN61000-3-3:2008 Report No: Uk091202049 Uk091201050 Uk091201051 Uk091201052 Uk091201053 Uk091201054... -
Page 6: General Information
GENERAL INFORMATION HL-i Series Chillers are available in different sizes and different cooling capacities ranging from 3KW to 180KW. HL-i Series-Standard Air Cooled Water Chiller with Axial Fans These chillers are supplied complete with: ─ Control microprocessor; ─ Water fill & vent tank;... -
Page 7: Transportation
All units are packed with protective materials in order to safeguard the structure and the panels. Customer is therefore required to exam the exterior package upon delivery. Any damages shall be immediately notified in details on the carrier's delivery document, and shall report to HL (Europe) Ltd. in writing. -
Page 8: Electrical Connections
ELECTRICAL CONNECTIONS Check power supply against name plate data on the unit (voltage, frequency, phase number). Relevant regulations must be strictly adhered to. Use a power supply cable whose section shall not be smaller than the value indicated in the wiring diagrams (see appendix “C”) and whose length shall be moderate to ensure there won't be excessive voltage drops. -
Page 9: Maintenance
EXTERNAL AIR TEMPRATURE: To ensure the unit can properly perform cooling, the external air temperature must be between -15°C and 40°C. For different requirements please contact our Engineering Division. NOTE: Using the unit improperly forthwith voids the guarantee; moreover it may cause unit failures and the tripping of safety devices NOTE: If the unit is installed outdoors, it is recommended that a min. -
Page 10: Dismantling
TIGHTNESS TEST Fill the cooling circuit with gaseous R407C and reach a 1 bar pressure. Then add nitrogen through bombs equipped with a reducing valve and reach a 15 bar pressure. Check leaks with the leak detector. If leaks are detected exhaust the cooling circuit before welding (with copper-phosphor alloy and 2% silver). -
Page 11: Emergencies
EMERGENCIES Floods: Immediately cut out the automatic circuit breaker that is located upstream the power supply line to the unit and turn off the water pump (if it is part of the hydraulic system). Then repair the defective part of the water circuit. - Page 12 CAREL Controller It is the same size as a normal thermostat, for the complete management of chillers and heat pumps: it can control air-air, air-water, water-water and condensing units. The user manual of this controller is also supplied to users with this manual. Display The display feature 3 digits, with the display of the decimal point between -99.9 to 99.9.
- Page 13 2) Press and hold for 5 seconds, then wait about 3 minutes, the display shown as: Standby Press and hold for 5 seconds, the display shown as: Shut Down 1) Press and hold for 5 seconds; 2) Turn the main switch SW0 to “OFF”. How to change water outlet cooling set point (r01) →...
- Page 14 How to change water outlet different set point (r02) Repeat steps as r01, select r02, and change the set point accordingly. How to change antifreeze alarm set point (A01) Repeat steps as r01, select A01, and change the set point accordingly.
- Page 15 Commissioning Report Appendix A Customer Address Post code Product Make Site address Model (if different) Serial No: PRELIMINARY CHECKS (√ ) if checked 1) Positioning -----surface / access 6) Water system connection 2) Adequate ventilation to condenser 7) Isolating valves fitted 3) Power connection 8) Glycol added 4) Phase rotation...
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Page 16: Appendix B Overall Dimension
OVERALL DIMENSION Appendix B 1). HL-i3 & HL-i5 Overall Dimension 14.7 13 i i... - Page 17 2). HL-i8 Overall Dimension 13 iii...
- Page 18 3). HL-i10 to HL - i105 Overall Dimension MODEL NO.OF FAN 1096 1219 1099 15~20 1203 1412 1220 1766 1415 1217 40~50 1766 1409 1217 1966 1519 1220 2330 2055 1770 2330 2055 1770 MODEL ΦHLOES 74.5 3/4” 1000 15~20 76.5...
- Page 19 E.2 OVERALL DIMENSION 4) . HL- i150 & HL - i180 Overall Dimension...
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Page 20: Appendix D Troubleshooting
TROUBLESHOOTING Appendix D TROUBLE PROBABLE CAUSE POSSIBLE CURE Defective connection or open contacts Check voltage and close contacts The unit doesn't The unit doesn' t start up Press and hold for 5 seconds start up Compress. delay timer Wait for set delay time Safety device response is missing Check for the Error Code and do the The unit alarms... - Page 21 Burned or seized fans Replace fans Fans don’t start Pressure sensors are damaged Replace pressure sensors Fans’ thermal overload circuit breaker acts Reset Call a qualified refrigeration engineer to Lack of refrigerant The unit works check for leaks and replenish refrigerant and never stops Excessive thermal load Reduce thermal load...
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Page 22: Appendix E Alarm Error Code
Alarm Error Code Appendix E Alarm Error Code Error codes on the front control panel display Table of Alarms Key to the table of alarms: *: if the probe is set for the compensation function, in the event of probe faults, the unit continues to operate. - Page 23 temperature at Automatic 50 (R) General warning Digital the start-up Low supply Automatic 50 (R) General warning Digital voltage High supply Automatic 45 (R) General alarm Digital voltage EVD 1 tLAN Automatic OFF C1-2 43 (R) EVD 1 warning Digital error EVD 2 tLAN Automatic...
- Page 24 T3601-4C HL (Europe) Ltd 92 Craven Park Road, London, NW10 4AG United Kingdom Tel: 0844 56 11 783 Fax: 0844 56 11 780 www.hl-cooling.com sales@hl-cooling.com Company registration number: 5285108. Registered office: 270 Sutton Road Southend-on-Sea Essex SS2 5ET UK...
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