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Owner’s  

Manual

& InstallatIon guIde

Models

  135tHM4n | 135tHM4P 

 

170tHM4n | 170tHM4P

4 star Gas Hot Water Heater

specifications and materials may change without notice.

effective for all thermann 4 star water heaters manufactured 

and sold after 1st december 2013.

For advice, repairs and service,  

call: 1800 080 055

Carefully remove all packaging and 

transit protection from the heater 

before installation. dispose of the 

packaging responsibly using re-

cycling facilities where they exist.

Installation details
owner’s Information 
Warranty

H4127    Rev. B

Summary of Contents for 135THM4N

Page 1: ...ve for all Thermann 4 star water heaters manufactured and sold after 1st December 2013 For advice repairs and service call 1800 080 055 Carefully remove all packaging and transit protection from the heater before installation Dispose of the packaging responsibly using re cycling facilities where they exist Installation Details Owner s Information Warranty H4127 Rev B ...

Page 2: ...r Gas Hot Water Heater H4127 Rev B Installation Details 3 Plumbing Connections 4 Gas Connections 7 Specifications 10 Commissioning Adjustments 11 Owner s Information 12 System Maintenance 14 Troubleshooting 15 Warranty 16 Contents ...

Page 3: ...arance around the windows and doors must be maintained refer to AS NZS 5601 1 Location The water heater should be located as close as possible to the most frequently used hot water outlet Ensure that the data label is clearly visible and that there is adequate access for servicing the unit Note All models are equipped with a sacrificial anode accessible through the top cover Allow 50 of the height...

Page 4: ... a licensed person will give you a compliance certificate showing that the work complies with all the relevant Standards and only a licensed person will have insurance protecting their workmanship for 6 years Water Supply Pressure This water heater is designed for direct connection to water supply pressures of no greater than All Models 1120kPa Where the mains pressure can exceed or fluctuate beyo...

Page 5: ...ly Important The PTR Valve and its drain outlet pipe must not be sealed or blocked It is normal for the PTR valve to leak a small amount of water during heating cycles Danger Failure to operate the relief valve easing lever at least once every six 6 months may result in a problem with the water heater and in some cases the tank may explode Warning A separate drain line must be run for this relief ...

Page 6: ...valve non return valve line strainer may be used Expansion Control Valve only required where local regulations demand although it is recommended in areas where the water saturation index is above 0 40 see page 12 Union Connection Non return Valve Line Strainer Cold Water Inlet Drain Expansion Control Valve Isolating Valve Spindle Vertical Inlet Connections Temperature Protection Water heaters can ...

Page 7: ...sizes should be in accordance with AS NZS 5601 1 Warning This water heater should be checked on installation and the test point pressure set in accordance with that marked on Data Label Adjust gas pressure as required to achieve specified gas test point pressure If problems are encountered in this process contact the Reece Customer Care Department on 1800 080 055 Failure to accurately set the pres...

Page 8: ...er Instructions for lighting procedure are on the inside of the access cover and shown below 1 Turn the knob fully clockwise to the off position 2 Wait five 5 minutes so any build up of unburnt gas can escape 3 Turn the knob to the pilot position 4 Depress the knob fully until disappears below housing and after thirty 30 seconds whilst keeping the knob depressed repeatedly press the igniter button...

Page 9: ...lower water temperatures 10 Replace the access panel and ensure that it is firmly in position before operating the appliance 11 If the burner does not light at the selected setting the water may already be at the selected temperature Warning Do not attempt to light if the pilot is out and the knob is in the ON position one of the number settings Follow steps above Shutting Down The Water Heater 1 ...

Page 10: ...To House 3 Cold Water Inlet Tank Specifications Model Numbers 135THM4N 135THM4P 170THM4N 170THM4P Capacity L 135 170 Net Weight Empty kg 80 86 Relief Valve Pressure kPA 1400 1400 Gas Consumption 135THM4N 23 5 MJ h 135THM4P 22 5 MJ h 170THM4N 27 MJ h 170THM4P 26 MJ h Dimensions mm A Height 1600 1895 B Hot Water Outlet 1325 1620 C Cold Water Inlet 220 220 ...

Page 11: ...over 2 upwards 2 Locate the regulator adjustment screw on the lower left hand side of the Gas Control 3 3 Light the burner Rotate adjustment screw clockwise to increase or anti clockwise to decrease pressure 4 Replace the plastic cover and securing screw Note For propane water heaters the pressure adjustment is at the gas cylinder regulator Adjustment should be conducted as required to ensure corr...

Page 12: ...ropolitan supplies Please note that harsh water supplies can have a detrimental effect on the water heater and its life expectancy If you are unsure about your water quality you can obtain information from your local water supply authority The water heater is designed for use in areas where the Total Dissolved Solids TDS content of the water supply is less than 2500 mg L In areas where the TDS exc...

Page 13: ...stem is not used for two weeks or more a quantity of hydrogen gas which is highly flammable may accumulate in the water heater To dissipate this gas safely it is recommended that a hot tap be turned on for several minutes at a sink basin or bath but not a dishwasher clothes washer or other appliance During this procedure there must be no smoking open flame or any other electrical appliance operati...

Page 14: ...0 mg L see Water Quality on page 12 this service is recommended every 3 years The five year service must be carried out by a licensed tradesperson The service should include the following Replace the Pressure Temperature Relief Valve Replace the anode Flush the water heater by doing the following i Turn off gas and electricity supply ii Turn off the cold water supply to the water heater at the iso...

Page 15: ...ensive flow control valve can easily be fitted to the shower outlet Replace faulty tap washers and have your plumber rectify any leaking pipe work Consider that often the hot water usage of showers washing machines and dishwashers can be under estimated Review these appliances to determine if your daily usage is greater than the capability of your water heater Is there a leaking hot water pipe or ...

Page 16: ... an inner cylinder fails on a Thermann hot water unit within a further six 6 years after the end of the initial one 1 year warranty period GWA will provide a free replacement hot water unit at the nearest approved GWA agent or GWA office to the owner s home Under this replacement guarantee the transport installation and labour costs of delivering the replacement hot water unit and removing and rep...

Page 17: ...ranty certain legislation including the ACL may give you rights which cannot be excluded restricted or modified This Warranty must be read subject to such legislation and nothing in this Warranty has the effect of excluding restricting or modifying those rights If GWA fails to meet a guarantee under the ACL your remedy for such failure may be limited to any one or more of the following replacement...

Page 18: ... including under the ACL any claims for damage to furniture carpets walls foundations or any other consequential loss either directly or indirectly due to defects of any kind in a Unit will only be met by GWA where the damage could be considered reasonably foreseeable Our goods come with guarantees that cannot be excluded under the Australian Consumer Law You are entitled to a replacement or refun...

Page 19: ...Thermann Owner s Manual 4 Star Gas Hot Water Heater 19 H4127 Rev B ...

Page 20: ...Thermann Owner s Manual 4 Star Gas Hot Water Heater H4127 Rev B Serial Number For advice repairs and service call 1800 080 055 ...

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