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INVESTING IN QUALITY, RELIABILITY & PERFORMANCE

World Leading Design and Technology

  

Every product is manufactured to meet the stringent requirements of the internationally 
recognized ISO 9001 standard for quality assurance in design, development and 
production. Equipped with the latest air-conditioning test rooms and manufacturing 
technology, our fan coil units are produced conforming to the highest international 
standards of quality and safety.
 

The Highest Standards of Manufacturing

All products conform to UL standard for Safety for Heating and Cooling Equipment 
UL1995 4th Edition, October 14, 2011; all products conform to CSA standard for Safety for 
Heating and Cooling Equipment CSA C22.2 No.236-11, 4th Edition, October 14 2011.

In order to guarantee the very highest standards and performance, every stage in the 
manufacturing of our products are managed. Throughout the production process strict 
control is maintained, starting with extensive resources in research and development 
through to the design and manufacture of almost every individual component, from 
molded plastics to the assembly of the units and controllers.
 

Quality Controlled from Start to Finish

All products conform to the “

WEEE

” directive to guarantee correct standards of 

environmental solutions.

Highly trained staff and strict quality control methods enable the production of products 
with an exceptional reputation for reliability and efficiency, maintained over many years. 
As well as full CE certification and ISO 9001, several products ranges have UL / ETL safety 
approvals, Eurovent performance and sound certification as well as ROHS compliance 
for Europe, giving you the confidence of knowing our company is the right choice when 
selecting fan coil units.

  

ALWAYS MAKE SURE THIS MANUAL REMAINS WITH THE UNIT. READ THIS MANUAL 
BEFORE PERFORMING ANY OPERATION ON THE UNIT.

ISO 9001 QUALITY

ETL SAFETY STANDARDS

WEEE MARK

TABLE OF CONTENTS 

Specifications 5 

Technical Description 

9

Warnings 11

Warranty Information 

13

Installation Instructions 

14

Routine Maintenance 

25

Troubleshooting 27

3

Summary of Contents for ISOSTREAM SWFC

Page 1: ...surna com Model SWFC August 2021 ISOSTREAM SURNA WALL FAN COIL OPERATING AND MAINTENANCE MANUAL...

Page 2: ...g with extensive resources in research and development through to the design and manufacture of almost every individual component from molded plastics to the assembly of the units and controllers Qual...

Page 3: ...2 590 3 7 20 001 5 9 Sensible Cooling Capacity 2 745 0 8 8 686 2 5 13 687 4 Heating Max Electric Heater Capacity 220V kW N A 1 N A 1 N A 1 5 Sound Sound Pressure Level dB A 33 49 50 Sound Power Level...

Page 4: ...20 2 52 6 45 7 39 1 50 7 47 2 38 1 1250 0 Hz 25 0 21 0 19 6 49 1 43 9 35 0 50 3 47 4 37 7 1600 0 Hz 23 3 22 4 20 7 47 1 39 4 31 3 46 9 42 3 31 9 2000 0 Hz 20 6 20 0 19 4 44 4 36 8 28 0 46 1 41 6 29 3...

Page 5: ...This High Wall Unit is designed to meet demanding requirements for efficiency quiet operation and appearance The sleek profile and elegantly styled cabinet complements any interior design theme while...

Page 6: ...ath serious injury if warning isn t heeded DANGER Risk of death serious injury if danger isn t avoided SAFETY SYMBOLS USED CAUTION Important information read the provided instructions carefully WARNIN...

Page 7: ...ental conditions abuse or improper use improper installation commissioning by a party other than Company unusual physical electrical or mechanical stress lack of proper startup or maintenance as recom...

Page 8: ...nections are made WARNING This unit must be connected to a protective grounding system All wiring shall comply with local and national codes Before attempting system installation verify that the elect...

Page 9: ...by customer requirement I O Port Code 2 Pipe Analog Input Chilled water sensor AI1 Coil sensor Ti1 Power Input High speed Hi 24VAC input signals from wired thermostat Medium speed Med Low speed Lo EH...

Page 10: ...0 EH relay is turned OFF at once and an error code is reported LOW TEMPERATURE PROTECTION OF INDOOR COIL IN WINTER This is frost protection when the unit is off to prevent water in the coil and the un...

Page 11: ...RAIN PUMP AND INSTALLATION FIXTURE OPTIONAL Upon request the metal bracket for fixing the drain pump and drain pump kits can be offered Please consult our sales representatives for these optional acce...

Page 12: ...sunlight 7 The signal receiver on the unit must be kept away from any high frequency emission source 8 Keep the unit away from fluorescent lamps which may affect the control system 9 Avoid electromagn...

Page 13: ...an Failure to provide periodic check ups and cleaning can result in excessive operating cost and or equipment failure CONTACT US Contact Surna via email at support surna com or via phone at 303 993 52...

Page 14: ...rizontal louver to the horizontal position 2 Remove the screw caps below the louver and then remove the mounting screws red circles in below picture 3 Open the lift up grille cover by grasping the pan...

Page 15: ...surna com 303 993 5271 info surna com P E All data subject to change without notice...

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