Surna 1-18-01 Operating And Maintenance Manual Download | Manualshive

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COMMERCIAL/

RESIDENTIAL

1.5-8 TON CHILLER

OPERATING AND

MAINTENANCE MANUAL

s u r n a . c o m

Models: 1-18-01, 1-24-01,

1-48-01, 1-96-01, 1-96-02

October 2017

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Summary of Contents for 1-18-01

Page 1: ...COMMERCIAL RESIDENTIAL 1 5 8 TON CHILLER OPERATING AND MAINTENANCE MANUAL s urn a c om Models 1 18 01 1 24 01 1 48 01 1 96 01 1 96 02 October 2017...

Page 2: ......

Page 3: ...TABLE OF CONTENTS Specifications 4 Warnings 6 Warranty Information 8 Installation Instructions 10 Operation Instructions 16 Routine Maintenance 17 Troubleshooting 18 3...

Page 4: ...Three Phase 460V Three Phase Compressor FLA 7 6A 12A 20 2A 30 5A 16 7A Minimum Circuit Ampacity 17 6A 19 1A 32 8A 43 2A 24 4A Maximum Overcurrent Protection 30A 50A 70A 40A PERFORMANCE MECHANICAL Nomi...

Page 5: ...5...

Page 6: ...vided herein may impair the safeties provided and could cause damage to the Surna chiller equipment and or accessory equipment damage to building facilities and or cause serious injury or death to the...

Page 7: ...n outdoor temperatures fall below 20 F 7 C In all cases maintain a minimum 30 propylene glycol by volume Use only colored USP food grade propylene glycol DO NOT use the Surna chiller indoors DO NOT op...

Page 8: ...r direct indirect or consequential damages Company s obligations and liabilities under this Warranty are limited to furnishing replacement equipment or parts at its option FCA Incoterms 2000 factory o...

Page 9: ...UCTS EQUIPMENT OR SERVICES INCLUDING WITHOUT LIMITATION ANY WARRANTY OF DESIGN MERCHANTABILITY OR OF FITNESS FOR A PARTICULAR PURPOSE OR OTHERS THAT ARE ALLEGED TO ARISE FROM COURSE OF DEALING OR TRAD...

Page 10: ...cuit breakers are appropriately sized Reference the specifications section in this document for electrical details PLUMBING IMPORTANT Chillers are designed to run on a mixture of propylene glycol and...

Page 11: ...er is receiving the desired water flow A decrease in flowrate could indicate a clogged filter Isolate the flow to the chiller before opening the wye strainer to inspect or service Monitor chiller flow...

Page 12: ...H Power Connection On Off Switch A B C D E F D G H NOTE If the compressor makes an unusual noise after applying 3 Phase power 8 ton 480V the power wiring has been installed backwards Shut the unit off...

Page 13: ...nel Exterior B Low Pressure Switch C Heat Exchanger D Temperature Controller E Thermal Expansion Valve F Flow Switch G Fan Cycle Switch H High Pressure Switch A E F B 4 Ton Chiller 8 Ton Chiller A C D...

Page 14: ...1 5 TO 4 TON WIRING DIAGRAM 1 4...

Page 15: ...8 TON WIRING DIAGRAM 1 5...

Page 16: ...3 Press Set twice Using the up and down arrows set chiller exiting water temperature Recommended set point is 55 F 12 C 4 Press Set three times This is the temperature differential It is factory prese...

Page 17: ...operation Q1 SA Q3 A 5 Chiller Visually inspect fan blades and shroud for any signs of damage or excessive wear Advise on adjustments or repairs to ensure proper operation Q1 SA Q3 A 6 Chiller Visuall...

Page 18: ...r is wired so that it will not come on if there is not sufficient water flow to the unit If there is no voltage at the controller check the flow and verify that the chiller is receiving at least 2 5 G...

Page 19: ...for cooling and the compressor fan or both are not coming on the capacitor may be malfunctioning and should be replaced Check voltage across the capacitor to verify Bulging capacitors are an indicati...

Page 20: ...s urn a c om 1780 55th Street Suite A Boulder CO 80301 303 993 5271 info surna com A P E...

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