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Summary of Contents for Dewhot ND16CTDH
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16L Constant Temperature Gas Geyser ND16CTDH Install outdoors only - must be installed with a weather box (cover)
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Guarantee After installation, please register your Burn-back product on the Dewhot website In the event of a burn-back, where the You will need your invoice and Certificate flame burns back to the jet, immediately turn the gas supply off at the gas cylinder.
Parts Diagram LCD screen Controller screen Pilot assembly Pilot Pilot tube valve Battery Jet Bar Test Point Burner Washer Burner Page 4 of 28 Dewhot | Gas geyser manual...
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Cover C Temp sensor C Temp sensor Outlet Temp sensor Chimney box Radiator Inlet Temperature sensor Water flow sensor Inlet water valve Page 5 of 28 Dewhot | Gas geyser manual...
Gas type Max gas pressure 2,8kpa Rated input 32kw Water pressure 20-500 kPa Maximum Water Flow 16L/min Max Gas Consumption 2.3 kg/h Unit Size 730x 400x 220mm GW 15.5kg NW 13.3kg Page 6 of 28 Dewhot | Gas geyser manual...
SOLAR GEYSERS Use this gas geyser in conjuction with our solar to gas valve to boost your solar water temperature in the winter months or colder, cloudier summer days. Page 7 of 28 Dewhot | Gas geyser manual...
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1.5 to 2 minutes 55°C +/- 30 seconds 57°C +/- 10 seconds 60°C less than 5 seconds 63°C less than 3 seconds 66°C +/- 1.5 to 2 seconds 69°C +/- 1 second Page 8 of 28 Dewhot | Gas geyser manual...
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5. The COC should be issued and signed 2. Do not ignite any appliance. after the installation has been inspected. 3. Do not touch any electrical switch. 4. Evacuate the house immediately with your family and pets. Page 9 of 28 Dewhot | Gas geyser manual...
In the case of dry walling use dry wall anchors. WATER SUPPLY This appliance must only be used with the following water supply requirements: Page 10 of 28 Dewhot | Gas geyser manual...
2. When the water is supplied from a water tank, the height of the tank, the diameter of the pipes and their relation to water pressure, should be taken into consideration. Page 11 of 28 Dewhot | Gas geyser manual...
Installation of demountables is recommended on the hot and cold water lines, so that the gas geyser may easily be disconnected for servicing. Page 12 of 28 Dewhot | Gas geyser manual...
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5. Appliances in the vicinity should be shut off to avoid vapours igniting from the gas burner. Flammable vapours can be drawn by air currents from surrounding areas to the inlet of gas geyser. Page 13 of 28 Dewhot | Gas geyser manual...
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4. You can adjust the temperature of Page 14 of 28 Dewhot | Gas geyser manual...
• The body of the gas geyser can get hot during operatuon, do not touch any part of the gas geyser, except for the control panel. • Do not put any foreign objects in the Page 15 of 28 Dewhot | Gas geyser manual...
DOWN pressing the UP or down arrows on the temperature button (also see page 17). By pressing the UP or DOWN you buttons will adjust the temperature point by 1°C increments. Page 16 of 28 Dewhot | Gas geyser manual...
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The gas geyser is fitted with a device that shower loosing greater amounts of heat. will shut off the gas supply to the burner Page 17 of 28 Dewhot | Gas geyser manual...
4. The cold water supply filters should be performed at any location inland or coastal. cleaned once a year. Do not perform this step if the geyser is on. 5. Perform regular maintenance on the Page 18 of 28 Dewhot | Gas geyser manual...
After a long shut-down period, the gas • Put the filter back and screw it in geyser needs to be serviced and checked. • Turn on the second the cold water supply. Page 19 of 28 Dewhot | Gas geyser manual...
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Only 35-38 degrees reached on on the cold water line The regulator may be undersupplying gas, the LCD screen Check the gas inlet pressure is operating at 2,8 kPa while the applinace is running; Page 20 of 28 Dewhot | Gas geyser manual...
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45 deg. Unit fires and dies, fires and dies, fires and dies four times in Gas section wiring loom is faulty. a row then fails totally. Page 21 of 28 Dewhot | Gas geyser manual...
LCD. • Take note of the error code displayed • Wait for about 2 minutes before turning and call the Dewhot Technical Service it on again. number. CAUTION • Open the hot water tap.
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20 min shut off tap. Check the gas inlet pressure is operating at Flame signal detected 2,8 kPa; without any water flow Change the gas valve and perform a pressure test Page 23 of 28 Dewhot | Gas geyser manual...
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3L/min - open temperature spike (check the flow rate is above 3lt/ circuit of the over min with the bucket test); heat temperature sensor Change the gas valve or controller Page 24 of 28 Dewhot | Gas geyser manual...
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Change the loom to LCD of the controller is damaged Change the LCD screen Change the controller Controller Change the controller malfunction The batteries are flat Change the batteries FLASH Low battery Change batteries Page 25 of 28 Dewhot | Gas geyser manual...
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Once an installation is Before you sign off the installation, make complete you are required to brief, in full, sure you also receive your COC the operational and safety functions of the unit. Installer Page 26 of 28 Dewhot | Gas geyser manual...
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This will also give you the ability to log faults, view terms & procedures or talk to a technician The Dewhot Difference We care, we share, we evolve Page 28 of 28 Dewhot...
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Do you have a question about the ND16CTDH and is the answer not in the manual?
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