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Summary of Contents for Thermann G16NG50
- Page 1 INSTALLER'S MANUAL Gas Continuous Flow Water Heaters Installation Details Warranty Models G 1 6NG50/G 1 6LP50 G 1 6NG60/G 1 6LP60 G20NG50/G20LP50 G20NG60/G20LP60 G26 NG50/G26 LP50 G26 NG60/G26 LP60...
- Page 2 Thermann Installer's Manual Gas Continuous Flow Water Heaters...
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Page 3: Table Of Contents
CONTENTS Important Safety Instructions Electrical Connection Introduction Exploded Diagram of Unit Dimensions Technical Data Cold Water Connection Hot Water Connection Gas Connection Electrical Connection Remote Controllers 13-18 Cascade Installation 19-20 Cascade Set Up 20-21 Cascade Installation Flowchart Wiring Diagram and Remote Controllers Installation Schematic Fault Monitor 24-25... -
Page 4: Important Safety Instructions
Thermann Installer's Manual Gas Continuous Flow Water Heaters IMPORTANT SAFETY INSTRUCTIONS Danger DO NOT INSTALL INDOORS This unit is designed for outdoor installation and should never be installed indoors as this can cause oxygen deficiency and incomplete combustion. WATCH FOR GAS LEAK... -
Page 5: Electrical Connection
ELECTRICAL CONNECTION DANGER OF WET HANDS Do not touch power plug with wet hands. It can cause electric shock. Warning INSERT POWER PLUG FULLY INTO POWERPOINT Check that the power plug is clean and undamaged, Check then fully insert into the power point. DO NOT PULL POWER CORD Do not remove the power plug by pulling the cord as Prohibited... -
Page 6: Introduction
If the Thermann 20 or 26 model is for use as a solar booster, the setting temperature must be altered to 70°C (refer to the temperature setting instructions on the wiring diagram sheet which is attached to the unit, inside the front cover). - Page 7 (6) A notice of intention to install shall be lodged with the relevant local Gas Authority prior to installation. DELIVERY INSPECTION The Thermann Gas Continuous Flow hot water heater unit is supplied fully assembled and ready for installation. The installer, upon delivery of the unit, should immediately remove all packing materials and inspect the unit for damage, and ensure that the unit supplied is correct for the gas supply to which it is to be connected.
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Page 8: Exploded Diagram Of Unit
Thermann Installer's Manual Gas Continuous Flow Water Heaters EXPLODED DIAGRAM OF UNIT Model : 16/20 PARTS DESCRIPTION 1. FLUE OUTLET 2. GAS VALVE 3. CIRCUIT BOARD 4. BURNER CASE 5. HOT WATER OUTLET 6. COLD WATER INLET 7. GAS SUPPLY INLET 8. -
Page 9: Dimensions
DIMENSIONS - ALL MODELS REMOTE CONTROLLER REMOTE CONTROLLER POWER CABLE ENTRY POWER CABLE ENTRY CABLE ENTRY CABLE ENTRY COLD WATER INLET COLD WATER INLET WATER INLET FILTER WATER INLET FILTER R3/4 /20 R3/4 /20 PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE GAS SUPPLY INLET GAS SUPPLY INLET R3/4 /20... -
Page 10: Technical Data
Thermann Installer's Manual Gas Continuous Flow Water Heaters TECHNICAL DATA MODEL Nominal hourly gas consumption by MJ/h proportional electronic gas control Test point pressure (NG) 0.52 0.81 0.77 Test point pressure (Propane) 0.77 1.18 1.26 Water heating capacity @ 40°C rise L/min 10.8... -
Page 11: Cold Water Connection
COLD WATER CONNECTION COLD WATER SUPPLY TO WATER HEATER • Refer to the Dimensions diagrams on page 9 for the position of connections. • Copper tube of a minimum size of 3/4" (DN20) should be connected to the appliance. • The water inlet connection is R3/4" (20mm) male BSP and require a union to allow for removal of the water heater. -
Page 12: Gas Connection
• After connection, check all joints for leaks with an approved leak tester. • Refer to AS/NZS 5601 Installation Code for pipe sizing details. • The Thermann 16/20/26 requires a minimum of 125/158/199 MJ/h respectively. • If the gas pipe sizing is insufficient, the customer will not obtain the full performance benefit. -
Page 13: Remote Controllers
3. CONNECTION OF WIRING TO THE THERMANN UNIT 1. Remove the front cover from the unit. 2. Install the wiring to the Thermann main unit using conduit or by concealing the wires in the wall cavity. 3. Install the wiring into the cabinet through the conduit. - Page 14 Thermann Installer's Manual Gas Continuous Flow Water Heaters REMOTE CONTROLLERS 4. INSTALLATION OF CONTROLLERS Safety precautions • Disconnect the heater from the power supply before connecting remote controller cables. • Do not install a remote controller above a heat source such as a hot plate or a kitchen range.
- Page 15 REMOTE CONTROLLERS Installation For Bathroom • Before remote controller installation, check the hole position considering wall stud location. • Drill a 12mm hole in a wall for the remote controller cable. • Feed controller cable to controller wall location. Pull cable end connector through hole. •...
- Page 16 Thermann Installer's Manual Gas Continuous Flow Water Heaters REMOTE CONTROLLERS 5. INITIAL SETTING OF CONTROLLERS Before using, the following initial setting procedure is necessary for all remote controllers. The first time the remote controller is connected, ` `Lo´ ´ is indicated on the display.
- Page 17 REMOTE CONTROLLERS 6. COMMISSIONING AND TESTING After completing the installation of the unit, turn the water, power and gas supplies on to the unit. 7. OPERATION OF CONTROLLERS Turn the remote controller in a kitchen ON by pressing the ON/OFF button on the control to the ON position.
- Page 18 Thermann Installer's Manual Gas Continuous Flow Water Heaters REMOTE CONTROLLERS YST-2807 (Universal Controller) This remote controller is intended to be used in the kitchen, laundry room, bathroom and ensuite. Digital Monitor Indicates the selected water temperature. Error messages flash in the event of failure.
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Page 19: Cascade Installation
• Depending on water flow and desired temperature, the system can automatically operate or stop either or both units. • Thermann genuine cascade cable can be used to connected the two units. • The distance between the two units must be in the range of 50 - 1000 mm. -
Page 20: Cascade Set Up
Thermann Installer's Manual Gas Continuous Flow Water Heaters CASCADE INSTALLATION (ONLY FOR 26L MODEL) • To connect 3 remote controllers, two (small and large) cable clamps shall be used. MENU SELECT+ SELECT- CASCADE CABLE REMOTE CONTROLLER CONNECTION TERMINALS CABLE CLAMP (Small) - Page 21 CASCADE SET UP 6. Press ` `SELECT BUTTON +´ ´ or ` `SELECT BUTTON -´ ´ to show ` `1´ ´ to the right of the Status Display. Set to ` `C1´ ´ means the ` `MASTER unit´ ´. Pressing ` `SELECT BUTTON´ ´changes display as ` `0´ ´ ` `1´ ´ ` `2´ ´ ` `0´ ´ …. ` `7C´...
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Page 22: Cascade Installation Flowchart
Thermann Installer's Manual Gas Continuous Flow Water Heaters CASCADE INSTALLATION FLOWCHART Hook up the If connecting the remote Set the Tact Switch on the interconnect cable controller, all remote controllers PCB of each unit (MASTER to the remote should be connected with the unit and SLAVE unit). -
Page 23: Wiring Diagram And Remote Controllers Installation Schematic
(MAIN) SWITCH MODEL NAME PCB NO. SWITCH NO. SWITCH NAME : White : Orange : Black : Red G16NG50/G16LP50 GAS VOLUME ADJUSTING BUTTON (UP) GC-186 : Brown : Green G20NG50/G20LP50 GAS VOLUME ADJUSTING BUTTON (DOWN) GC-188 : Blue : Purple... -
Page 24: Fault Monitor
Gas Continuous Flow Water Heaters FAULT MONITOR When installed with remote controllers the THERMANN HOT WATER UNIT HAS A SELF DIAGNOSING FUNCTION FOR FAULTS. When the unit does not operate correctly an error code is displayed on the Status Display of the THERMANN HOT WATER UNIT and the remote controller TEMPERATURE DISPLAY INDICATOR. - Page 25 FAULT MONITOR DISPLAY PROBLEM REMEDY REMOTE STATUS CONTROLLER DISPLAY GAS BURNER FAILS TO IGNITE CHECK GAS SUPPLY CHECK GAS SUPPLY LOSS OF COMBUSTION AND PRESSURE CALL REECE CUSTOMER CARE THERMAL FUSE FAILURE 1800 080 055 CALL REECE CUSTOMER CARE RESIDUAL FLAME SAFETY DEVICE 1800 080 055 CALL REECE CUSTOMER CARE 311, 321, 341...
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Page 26: Warranty
Thermann Installer's Manual Gas Continuous Flow Water Heaters WARRANTY This warranty will apply only under all of the following conditions: • The item has been installed by a licensed plumber • Failure is due to a fault in the manufacture of the product •... - Page 27 Up to 200 mg/litre or ppm Warranty Terms Thermann Gas Continuous Flow Hot Water Units are covered by Reece for any cost of labour and parts in the event of a component failure due to any defects that may arise either from workmanship and/or faulty material.
- Page 28 Thermann Installer's Manual Gas Continuous Flow Water Heaters 20933240 (K)
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