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ABOUT YOUR WATER HEATER 

 

TO TURN ON THE WATER HEATER 

 WARNING!

 If you smell gas do not attempt to turn on the water heater. 

 

Fill the system with water 

(refer to “

To Fill the Water Heater

” on page 28) 

 

Open the gas isolation valve fully at the inlet to the water heater. 

 

Plug in the power supply cord at the power outlet. 

 

Switch on the electrical supply at the power outlet to the water heater. 

NOTE

: If the water heater is correctly installed, this will also activate the circulating pump. 

The water heater will operate automatically when a call for heat occurs. 

HOW DO I KNOW IF THE WATER HEATER IS INSTALLED CORRECTLY? 

Installation requirements are shown on 

pages 

11 

to 

16. The water heater must be installed: 

 

by a qualified person, and 

 

in accordance with the installation instructions, and 

 

in  compliance  with  Standards  AS/NZS 3500.4,  AS 5601  or  AS/NZS 5601.1,  as  applicable  under  local 
regulations, and all local codes and regulatory authority requirements. 

In New Zealand, the installation must also conform with NZS 5261, as applicable under local regulations, and the 
New Zealand Building Code. 
 

DOES THE WATER CHEMISTRY AFFECT THE WATER HEATER? 

The water heater is suitable for most public water supplies, however some water chemistries may have detrimental 
effects on the water heater, its components and fittings. Refer to 

“Water Supplies”

 on page 35. 

 
If  you  are  in  a  known  harsh  water  area  or  you  are  not  sure  of  your  water  chemistry,  have  your  water  checked 
against the conditions 

described on pages

 35. 

 

HOW LONG WILL THE WATER HEATER LAST? 

The water heater is supported by a manufacturer‟s warranty 

(refer to page 

39

)

. There are a number of factors that 

will  affect  the  length  of  service  the  water  heater  will  provide.  These  include  but  are  not  limited  to  the  water 
chemistry,  the  water  pressure,  the  water  temperature  (inlet  and  outlet)  and  the  water  usage  pattern.  Refer  to 

“Precautions”

 on page 6. 

 

PRECAUTIONS 

Where damage to property can occur in the event of the water heater leaking, the water heater must be installed in 
a  safe  tray.  Construction,  installation  and  draining  of  a  safe  tray  must  comply  with  AS/NZS 3500.4  and  all  local 
codes and regulatory authority requirements. 
 
The water heater mu

st be maintained in accordance with the Owner‟s Guide and Installation Instructions. Refer to 

“Regular Care”

 on page 10. 

 
If  this  water  heater  is  to  be  used  where  an  uninterrupted  hot  water  supply  is  necessary  for  your  application  or 
business  you  should  ensure  that  you  have  back  up  redundancy  within  the  hot  water  system  design.  This  should 
ensure  the  continuity  of  hot  water  supply  in  the  event  that  this  water  heater  were  to  become  inoperable  for  any 
reason.  We  recommend  you  seek  advice  from  your  plumber  or  specifier  about  your  needs  and  building  back  up 
redundancy into your hot water supply system. 
 

SERVICING 

For  safe  and  efficient  operation,  the  water  heater  should  be  serviced  annually  by  your  nearest  Rheem  Service 
Department  or  their  Accredited  Service  Agent.  Only  genuine  replacement  parts  should  be  used  on  this  water 
heater. 

Refer to “

Service Procedures

” on page 34 

 WARNING:

 Servicing of a gas water heater should only be carried out by qualified personnel. 

 

Содержание B0200

Страница 1: ...stallation Instructions Raypak Water Heaters Models Types B0200 NCO NCM PCO PCM B0280 B0350 B0430 This water heater must be installed and serviced by a qualified person Please leave this guide with a...

Страница 2: ...to install this water heater and ask for your Compliance Certificate Warning Upon completion of the installation and commissioning of the water heater leave this guide with the householder or a respo...

Страница 3: ...terest CONTENTS 3 ABOUT YOUR WATER HEATER 4 HOW YOUR WATER HEATER WORKS 7 SAVE A SERVICE CALL 8 REGULAR CARE 10 INSTALLATION 11 CONNECTIONS PLUMBING 17 CONNECTIONS ELECTRICAL 20 LOCATION OF CONTROLS 2...

Страница 4: ...uitable for the application and will not cause scald injury We recommend and it may be required by regulations that an approved temperature limiting device be fitted into the hot water piping to the b...

Страница 5: ...Propane model A Propane model is designed to operate on Propane only The use of Propane Butane mixture such as automotive LPG fuel in a Propane model is unsafe and can cause damage to the water heater...

Страница 6: ...ribed on pages 35 HOW LONG WILL THE WATER HEATER LAST The water heater is supported by a manufacturer s warranty refer to page 39 There are a number of factors that will affect the length of service t...

Страница 7: ...er heater off when it is not in use The thermostat is fully automatic and only allows the gas control to open when the burner requires gas for heating The thermostat may flash AH alarm high and the cu...

Страница 8: ...valve to each shower outlet to reduce water usage Pressure relief valve running Is the relief valve discharging too much water Refer to Pressure Relief Valve Running on page 9 Thermostat setting Ensu...

Страница 9: ...indicate the mains water pressure sometimes rises above the designed pressure of the water heater Ask your installing plumber to fit a pressure limiting valve WARNING Never replace the relief valve w...

Страница 10: ...failing Warning Exercise care to avoid any splashing of water as water discharged from the drain line will be hot Stand clear of the drain line s point of discharge when operating the valve s lever If...

Страница 11: ...ure relief valve may be supplied inside the water heater casing This kit must be removed before the water heater is operated READ THESE INSTRUCTIONS IN FULL INSPECTION OF EQUIPMENT Check the water hea...

Страница 12: ...ght diverter before changing direction The flue design and installation must comply with AS 5601 NOTE Reduction of the flue diameter or alteration to the draft diverter may void the water heater warra...

Страница 13: ...ase the base material MUST be solid and filled in e g if steel mesh decking is used a suitable plate material must be installed to fill in the perforations to prevent excessive drafts entering the wat...

Страница 14: ...ng kPa 700 550 700 550 Mechanical Heating kPa Minimum Supply Pressure System water temperatures up to 65 C kPa 70 70 System water temperatures above 65 C kPa 120 120 Maximum Supply Pressure with ECV f...

Страница 15: ...nches off before this valve or from another cold water line in the premises then a pressure limiting valve of an equal pressure setting may be required prior to the temperature limiting device REDUCIN...

Страница 16: ...ut kW 44 62 76 94 Propane Gas Input MJ h 185 261 323 396 Output kW 41 58 72 88 Electrical Rating 240 V 50 Hz Power W 50 50 50 50 Current A 0 21 0 21 0 21 0 21 Weight empty Kg 91 93 103 107 Flue Connec...

Страница 17: ...pipe work size and water heater water connections without allowing for friction loss which will occur Low water flow will cause damage to the water heater and system components GAS INLET The gas conne...

Страница 18: ...g to the connection on the inlet outlet header then screw the relief valve onto the other end of the elbow Seal the treads using Teflon tape never hemp A drain line must be installed in accordance wit...

Страница 19: ...stem should be provided with manual bleed points or fitted with automatic air vents The design of the system must be such that the water heater is provided with adequate water flow and pressure at all...

Страница 20: ...hermostat setting requirements with the householder or responsible officer Refer to Temperature Control on page 30 INTERMITTENT PUMP OPERATION For applications utilising intermittent pump operation an...

Страница 21: ...On Off models cannot be connected to a building management system CONTROL PANEL ACCESS To access the electrical enclosure Remove the Philips head screw from the bottom of the front panel Remove the fr...

Страница 22: ...CONNECTIONS ELECTRICAL 22 WIRING DIAGRAM ON OFF MODELS...

Страница 23: ...CONNECTIONS ELECTRICAL 23 WIRING DIAGRAM MODULATING MODELS...

Страница 24: ...PTION MECHANICAL HEATING SYSTEMS NOTE When connecting additional controls the relays and timers etc must be located in an additional enclosure NOT fitted within the water heater For outdoor installati...

Страница 25: ...ff type water heaters are fitted with a Honeywell SV9605 smart valve This gas control incorporates the ignition electronics and provides the gas supply to the pilot and main burners Modulating Models...

Страница 26: ...loose fitting long sleeved clothing or disposable overalls Wear gloves and eye protection Consult Occupational Health and Safety Authorities for any further information AFTER HANDLING Rinse any expos...

Страница 27: ...sure that the main gas isolation valve is closed OPERATIONAL CHECKS Turn on the water heater and circulation pump and verify the flow switch operation if fitted refer to To Turn on the Water Heater on...

Страница 28: ...at the inlet to the water heater Plug in the power supply cord at the power outlet Switch on the electrical supply at the power outlet to the water heater NOTE If the water heater is correctly instal...

Страница 29: ...label refer to Location of Controls on page 25 Turn off the water heater Replace the cap on the pressure regulator adjuster Disconnect the manometer and replace the pressure tap screw and washer Chec...

Страница 30: ...ach folder indicated by the relevant label just press the SET key once You can now scroll through the contents of each folder modify it or use its functions If you do not use the keyboard for over 15...

Страница 31: ...TEMPERATURE CONTROL 31...

Страница 32: ...at Cool mode HC H C H Ont Oft Delay time relay on dOn sec 0 250 0 Delay time relay off dOF min 0 250 0 dbi min 0 250 0 Delay time at start up OdO min 0 250 0 dis Key pad lock LOC y n n Password PA1 nu...

Страница 33: ...d in a well pocket fitted in the outlet header and senses the temperature of the water leaving the water heater The high limit temperature setting is adjusted by removing the front cover loosen one Ph...

Страница 34: ...ilot flame Yellow flames indicate some restriction of the combustion air openings or incorrect burner gas pressure setting A bright orange luminous flame is not normal and can cause sooting under prol...

Страница 35: ...elief valve In a scaling water supply calcium carbonate is deposited out of the water onto any hot metallic surface Where the saturation index exceeds 0 80 warranty does not apply to a copper heat exc...

Страница 36: ...36 This page is intentionally blank...

Страница 37: ...37 This page is intentionally blank...

Страница 38: ...38 This page is intentionally blank...

Страница 39: ...led site shall be the owner s responsibility 2 5 Where the water heater is installed in a position that does not allow safe or ready access the cost of that access including the cost of additional mat...

Страница 40: ...ish to make a claim under this warranty you need to a Contact Rheem on 131031 and provide owner s details address of the water heater a contact number and date of installation of the water heater or i...

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