Table of Contents
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HOUSEHOLD INSTANT GAS WATER HEATER
(Flue Exhaust Type)
INSTRUCTION MANUAL
8l, 12l, 16l, 20l
Certified to ISO9001
LPGSASA Permit No 1008-26/1-RSA-12-A
Indoor & Outdoor Use
Please read the manual carefully and understand the operation prior to installation and use.
The registered LPGSASA gas practitioner must commission the gas water heater before you sign the certificate of
compliance.
Retain this manual for future reference.
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Table of Contents
Summary of Contents for Zero Appliances JSD 24-LN1
- Page 1 HOUSEHOLD INSTANT GAS WATER HEATER (Flue Exhaust Type) INSTRUCTION MANUAL 8l, 12l, 16l, 20l Certified to ISO9001 LPGSASA Permit No 1008-26/1-RSA-12-A Indoor & Outdoor Use Please read the manual carefully and understand the operation prior to installation and use. The registered LPGSASA gas practitioner must commission the gas water heater before you sign the certificate of compliance.
- Page 2 Technical Data Name 12lt 16lt 20lt Model No JSD 16-LN1 JSD 24-LN1 JSD 32-LN1 JSD 40-LN1 Type of Gas Consumption at MAX 1.50 kg/h 2.25 kg/h 3.0 kg/h 3.75 kg/h Operating Pressure 2.8 kPa 2.8 kPa 2.8 kPa 2.8 kPa...
- Page 3 Gas Pressure Regulator This appliance requires an operating pressure of 2.8 kPa at the appliance. A suitable LPG regulator that complies with the requirements of SANS 1237 must be installed / used. Important Information to the User This appliance may ONLY be installed by a certified LP gas installer. All registered installers are issued with a card showing their registration number.
- Page 4 Correct Indoor Installation If flexible hose is being used, it MUST be BS3212 of SANS1156 approved hose. The hose MUST NOT be longer than 2 meters. The hose should NOT be fed directly through a wall or cupboard, neither should it be behind or above the gas water heater. We DO NOT recommend using hose for the gas connection.
- Page 5 Installation Gas inlet – Use two wrenches (It will break if held with one wrench at the gas water heater outlet) Use a swivel fitting as supplied NB - Hot water outlet – It is recommended to fit a FULL-BORE water valve. Do NOT use flex type toilet connectors.
- Page 6 Installation of Flue...
- Page 7 Setting up the Air Vent The air vent should be as near to the floor as possible, but below the halfway distance of the total distance to the ceiling. The exhaust flue should be to the outside of the room and properly sealed to prevent exhaust fumes entering to the inside.
- Page 8 Temperature Control To adjust; Use clearly marked controls on the gas water heater control panel. You can adjust the flame from low to high as well as the required water flow. Should the water flow be too high, close the valve at the cold-water inlet slightly. Shut-Off The gas water heater will shut off automatically when you close the warm water supply.
- Page 9 Trouble Shooting Protective Function Reaction Solution / Remarks Increase Valve Pressure Limit If Water Pressure is Over 0.8Mpa, the Water-Out According to Local Water Supply Water Pressure Too High Valve will Release Water and Lower the Pressure Pressure Water Pressure Pump to be Fitted or If Water Pressure is Below 0.025Mpa the Water Use Water Heater when Pressure is Water Pressure Too Low...
- Page 10 Repair and Maintenance – by Owner Clean the outside cover with warm water and a mild detergent using a soft cloth. Do NOT use any abrasive cleaners or scourers. Clean the cover vents with a soft brush. Check the flue, make sure there are no obstructions. After cleaning, make sure that the flue is properly fitted so that NO combustion will be released to the inside of the room.
- Page 11 Maintenance and Repair Guide to Common Malfunctions Cause / Malfunction Solutions Improper Operation Gas Valve not Open Open Gas Valve Water Supply not Open Open Water Valve Improper Regulation Method of Increase Gas Volume, Reduce Water Volume Water temp Reduce Gas Volume, Increase Water Volume Improper Position of Water Switch Turn Water Switch to Hot Water Position Air in Gas Feed Line...
- Page 12 The installer MUST use two wrenches One to hold the gas inlet on the gas water heater and one to tighten the ½” swivel to 15mm copper solder – supplied. This is the correct way to install the gas inlet, without breaking the pipes. If using a ½”...