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Summary of Contents for Leda LCN20
- Page 1 Gas Water Heaters Installation and Owner Manual MODELS LCN20/LCL20, LCN26/LCL26 - FOR EXTERNAL INSTALLATION ONLY...
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Page 2: Table Of Contents
CONTENTS IMPORTANT INITIAL OPERATION ・・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・ NOMAL OPERATION FOR THE INSTALLER・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・ FOR THE SERVICER・・・・・・・・・・・・・・・・・ WITHOUT REMOTE CONTROLLER・・・・・・・・・ WITH ONLY MAIN FOR THE PLUMBER・・・・・・・・・・・・・・・・・ REMOTE CONTROLLER・・・・・・・・・・・・ SPECIFICATIONS ・・・・・・・・・・・・・・・・・・ WITH MULTIPLE REMOTE CONTROLLRE・・・・・・ INTRODUCTION ・・・・・・・・・・・・・・・・・・・ FREEZE PREVENTION ・・・・・・・・・・・・・・ DIMENSIONS AND CONNECTION POINTS・・・・・・・ WINTER SHUTDOWN・・・・・・・・・・・・・・・... -
Page 3: For The Plumber
50°C setting. First tap or outlet SPECIFICATIONS MODELS LCN20/LCL20 LCN26/LCL26 Gas Input MJ/h Inlet Pressure 1.13 min. 1.13 min. kPa – Nat. Gas 2.75 max. -
Page 4: Introduction
INTRODUCTION This manual provides information necessary for the installation, operation, and maintenance of the water heater. The model description is listed on the rating plate which is attached to the right side of the case of the water heater. (Please refer to p.7) Please read all installation instructions completely before installing this product. -
Page 5: Dimensions And Connection Points
ACCESSORIES Check that the installation manual and screws are included with the unit. Manual Screws × 4 DIMENSIONS AND CONNECTION POINTS Model24 3 5 0 3 3 0 2 1 5 Model26 1 8 2 1 5 .7 1 9 8 H O T G A S C O L D... -
Page 6: Safety Guidelines
SAFETY GUIDELINES Ensure the following safety instructions are read and understood before commencing installation. @@@@@@@@@@@WARNING@@@@@@@@@@@ For the continuing safety of this water heater it must be installed and operated and maintained in accordance with manufactures instructions. Installation and service must be performed by a qualified installer (for example, a licensed plumber or gas fitter). -
Page 7: Installation
INSTALLATION The water heater requires careful and correct installation to ensure safe and efficient operation. This manual must be followed exactly. Read the “SAFETY GUIDELINES” and the “IMPORTANT” sections at the beginning of this manual. CONFIRM THE APPLIANCE SUITABILITY Check the gas type label and the rating plate for the correct gas type, gas pressure, water pressure and electrical rating for your application. -
Page 8: About Selectinga Installation Location
ABOUT SELECTING A INSTALLATION LOCATION Carefully read this section before installing, and when you select the location for install the water heater, you must follow these precautions exactly. @@@@@@@@@@@CAUTION@@@@@@@@@@@ This is a water heating apparatus only and the final fitness of water delivered is dependent upon the quality of water supplied to this system. -
Page 9: Clearances For Outdoor Heater Locations - As5601
CLEARANCES FOR OUTDOOR HEATER LOCATIONS – AS5601 *Exemption from prescribe statutory requirements referred to in Figure 1 has been granted to allow multiple series of the Water Heaters to be positioned side by side. -
Page 10: Gas Connections
GAS CONNECTIONS a@@@CAUTION@@@a 1. Turn off the electric power to the POWER CORD water heater and manual gas valve located on the outside of the unit before beginning gas connection. GAS INLET 2. Confirm the position of the gas inlet. SUPPLY Do not connect water line to gas inlet. -
Page 11: Measuring Inlet Gas Pressure And Testing Gas Leakgae
MEASURING INLET GAS PRESSURE AND TESTING GAS LEAKGAE The appliance and its gas connections must be measured inlet gas pressure and leak tested before placing the unit in operation for properly performing and safety. This is only to be done by a licensed professional. 1. -
Page 12: Water Connections
WATER CONNECTIONS @@WARNING@ @ DRAIN Do not reverse the hot outlet and PLUG cold supply line connections to the Water Heater as this will cause your heater to operate FILTER improperly. GATE OR BALL VALVE ON INLET HOT WATER OUTLET COLD WATER INLET All pipes, pipe fittings, valves and other components, including soldering materials, must be... -
Page 13: Electrical Connections
ELECTRICAL CONNECTIONS 1. The water heater must be electrically grounded. Do not Weather-proof attach the ground wire to either the gas or water piping. Power Point 2. The water heater requires an AC 240V 50Hz electrical power supply and draws a current of 0.8A. 3. -
Page 14: Remote Controller
REMOTE CONTROLLER (OPTIONAL) The water heater can be installed with up to three remote controllers. Each remote controller has two functions which can adjust the set temperature and indicate the error code on the remote controller. The set temperature can be adjusted only by remote controller which has the priority setting (When remote controller has the priority setting, PRIORITY lamp on remote controller is lit), and the other remote controller(s) display the set temperature. -
Page 15: Remote Controller Installation
REMOTE CONTROLLER INSTALLATION 1. Crimp the fork terminals to the wires. U s e t h e f o r k t e r m i n a l s ・Minimum 18AWG wire (No polarity) ・Maximum 100m long R E M O T E C O N T R O L W I R I N G Connector base 2. -
Page 16: Connection Of Remote Controller Wiring To The Water Heater
CONNECTION OF REMOTE CONTROLLER WIRING TO THE WATER HEATER 1. Turn off the power supply to the water heater. 2. Remove the front cover from the water heater. There are 3 screws on the front cover. 3. Put the remote wires through the hole on the bottom of the unit's casing. 4. -
Page 17: Initial Operation
INITIAL OPERATION FOR YOUR SAFETY, READ BEFORE OPERATING: Check the GAS and WATER CONNECTIONS for leaks before firing it for the first time. Open the main gas supply valve to the unit using only your hand to avoid any spark. Never use tools. -
Page 18: Without Remote Controller
NORMAL OPERATION Flow rate to activate the water heater : 3.0 litter per minute Flow rate to keep the water heater running : 2.5 litter per minute WITHOUT REMOTE CONTROLLER 1. Open a hot water tap. 2. Mix cold water with the hot to get 3. -
Page 19: Nomal Operation
NOMAL OPERATION WITH MULTIPLE REMOTE CONTROLLER INSTALLED 1. Press the ON/OFF button. Then ensure the P R I O R I T Y l a m p priority lamp is lit on the remote controller and D i s p l a y e d s e t t e m p e r a t u r e the set temperature is displayed on the each remote controller. -
Page 20: Freeze Prevention
FREEZE PREVENTION This unit comes equipped with heaters that discourage the unit from freezing. For this freeze prevention system to operate there has to be electrical power to the unit. The freeze prevention devices will not work if the electrical power source is disconnected. The unit has been rated for temperatures down to -15 ℃... -
Page 21: Maintenance And Service
MAINTENANCE AND SERVICE The water heater should be checked at least once a year or as necessary by a licensed technician. If repairs are needed, any repairs should be done by a licensed technician. The water heater’s lifetime may be extended by frequency maintenance. @@@@@@@@@@@WARNING@@@@@@@@@@@ Turn off the electrical power supply and close the manual gas control valve and the manual water control valve before servicing. -
Page 22: General Troubleshooting
GENERAL TROUBLESHOOTING ~ TEMPERATURE and AMOUNT OF HOT WATER ~ PROBLEM POSSIBLE SOLUTIONS It takes long time to get hot water at The time it takes to deliver hot water from the water the fixtures. heater to your fixtures depends on the length of piping between the two. - Page 23 ~ WATER HEATER ~ PROBLEM POSSIBLE SOLUTIONS Unit does not ignite when water goes Is the flow rate over 3.0l/min? (p. 18) through the unit. Check for the filter on cold water inlet. (p. 21) Check for reverse connection and cross connection. If you use the remote controller, is the power button turned on? (p.
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Page 24: Pcb Error Codes
PCB ERROR CODES The water heater is self diagnostic for safety and convenience when troubleshooting. If there is a problem with the installation or the unit, it will display a numerical error code on the remote controller or blink the LED on the PCB. Consult the following chart for cause for each error code. -
Page 25: Wiring Diagram
WIRING DIAGRAM Heater Y & G Thermostat 240 VAC Ground Heater Fuse Trans- H i - former l i m i t s w i t c h Ground S V 1 O.H.C.F S V 2 Elect rod Air-fuel ratio rod O n l y S V 3 M o d e l 2 6... -
Page 26: Operating Safety
OPERATING SAFETY FOR YOUR SAFETY READ BEFORE OPERATING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This water heater does not have a pilot. It is equipped with an ignition device that automatically lights the burner. - Page 27 DANGER Vapors from flammable liquids will explode and catch fire causing death or severe burns. Do not use or store flammable products such as gasoline, solvents or adhesives in the same room or area near the water heater. Keep flammable products: Vapors: 1.
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Page 28: Warranty Conditions
Please refer to the temperature vs. litre per minute chart to determine the likely flow rates based on your local ground water temperature and your desired outlet water temperature combination. WARRANTY CONDITIONS Please contact your LEDA office for full warranty conditions on 1800 697 652 or service@agiaus.com for all Warranty and Service information. 1P2013...
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