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Noritz CB180-DV, Owner'S Manual

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Noritz CB180-DV Owner'S Manual Download Page 8

8

Before Operation

Chapter 2. – Safety Regulations 

WARNING

Do not store flammable material in the appliance 

room.

Do not store portable gas container, thinner, oil, or other 

flammable materials in the room. Otherwise, fire may break out.  

Do not place combustible items, such as newspapers 

or laundry, near the appliance or venting pipe.

Do not store combustible (flammable) materials such as papers. 

Do not hang clothes on the exhaust vent. Otherwise, fire may 

break out.

CAUTION

Pull out the power plug from the receptacle if light-

ning strikes.

Lightning can damage the Combi Boiler. Pull out power cord 

plug if lightning strikes for your safety.

Before Operation

Burn Protection

Be cautious when opening the Domestic Hot Water tap. 

The water may be very hot. Especially, children, disable and 

elderly are at the highest risk of being scalded.

 (Freeze protection is unavailable if the unit is unplugged from 

power.)

Summary of Contents for CB180-DV

Page 1: ...CONDENSING GAS COMBI BOILER Thank you for purchasing this Noritz Condensing Gas Combi Boiler Before using please Read this guide completely for operation instructions Completely fill out the warranty registration card included separately and mail the detachable portion to Noritz America Corporation Keep this guide and the remainder of the warranty registration card where it can be found whenever n...

Page 2: ...rature DHW 17 3 DHW Preheat Activated Setting 18 4 DHW Preheat Timer Setting 19 5 Setting Heating Temperature 21 User Mode 22 6 Lock Mode 23 7 Error History 23 8 Running History 24 9 Unit Setting 25 10 Preventing Damage from Freezing 1 26 11 Preventing Damage from Freezing 2 29 Chapter 4 Maintenance 1 General Maintenance 30 2 Cleaning the Combi Boiler 31 3 Flushing the Combi Boiler 33 4 Checking f...

Page 3: ...elief Valve for Heating Circulation Pump Auto Feeder Valve Heating Supply Auto Feeder Valve Pressure Relief Valve for Heating DHW Plate Heat Exchanger The Condensing Gas Combi Boiler discharges condensate When heat from the exhaust gas is collected within the secondary heat exchanger condensation occurs from moisture in the exhaust gas and the resulting water is discharged from the drain pipe appr...

Page 4: ...RNING FOR YOUR SAFETY READ BEFORE OPERATING If you do not follow these instructions exactly a fire or explosion could result causing property damage personal injury or loss of life A This appliance does not have a pilot It is equipped with an ignition device which automatically lights the burner Do not try to light the burner by hand B BEFORE OPERATING smell all around the appliance area for gas B...

Page 5: ...ll your service technician or gas supplier Vapors from flammable liquids will explode and catch fire causing death or severe burns Do not use or store flammable products such as gasoline solvents or adhesives in the same room or area near the appliance Keep flammable products Far away from Combi Boiler In approved containers Tightly closed Out of children s reach Vapors Cannot be seen Vapors are h...

Page 6: ...ondensate trap control replacement etc PRODUCTS TO AVOID AREAS LIKELY TO HAVE CONTAMINANTS Spray cans containing fluorocarbons Dry cleaning laundry areas and establishments Permanent wave solutions Swimming pools Chlorinated waxes cleaners Metal fabrication plants Chlorine based swimming pool chemicals Beauty shops Calcium chloride used for thawing Refrigeration repair shops Sodium chloride used f...

Page 7: ... of gas is indicated on the rating plate on side of the Combi Boiler 3 Check the gas valve Please confirm the gas valve connected to the Combi Boiler It must be closed during installation 4 Check the water valve Please leave the appliance water supply valve open at all times it must be closed during installation Before Operation 2 Check the electricity being supplied Please check whether the appli...

Page 8: ...tible flammable materials such as papers Do not hang clothes on the exhaust vent Otherwise fire may break out CAUTION Pull out the power plug from the receptacle if light ning strikes Lightning can damage the Combi Boiler Pull out power cord plug if lightning strikes for your safety Before Operation Burn Protection Be cautious when opening the Domestic Hot Water tap The water may be very hot Espec...

Page 9: ...9 ...

Page 10: ...ser may get burned Do not shut off the Combi Boiler When you leave home for a long time do not shut off the Combi Boiler The Combi Boiler has a freeze protection function The freeze protection feature will not work if electrical power gas or water is disconnected Do not wipe the appliance or control panel with wet cloth Otherwise electric shock may occur or internal parts may be deteriorated or fa...

Page 11: ...ty Check ignition during use and extinction after use Do not run water through the unit when unit is not on When discharging Domestic Hot Water make sure the unit is ON If water is run through the unit with the unit OFF water may condense inside the unit and cause incomplete combustion or damage to the internal electrical components Preventing damage from freezing Damage can occur from frozen wate...

Page 12: ...faucet again 3 Open the gas supply valve 4 Turn on the control panel Do not touch with wet hands DHW Pressure Relief Valve Drain DHW Outlet Heating Supply Heating Return DHW Inlet Gas Supply Hot Water Fixture Faucet OPEN CLOSED Auto Feeder Inlet Condensate Drain 5 The unit starts auto feeding for heating Error Code 54 will be indicated at the beginning of auto feeding This is normal operation When...

Page 13: ...ntrol Panel Power ON OFF N A Function Button Cancel Return Status display mode at power ON mode Installer Mode at power OFF mode Heating Domestic Hot Water DHW Temperature Setting Button Heating temperature setting mode 100 F 180 F 38 C 82 C Temperature range can be changed by using Installer Mode 1 HT Domestic Hot water temperature setting mode 90 F 120 F 32 C 49 C Domestic Hot water High tempera...

Page 14: ... detected a button is pressed Turns off when no action within approximately 20 seconds Clock DHW Preheat Scheduled Hours Current and DHW Preheat scheduled Day Internal Pump Icon Heating activated Icon Status Display DHW High Temperature Icon Temperature Unit Lock Mode Communication Status Burner ON Icon External Pump Heating Icon Air Handler Icon Warm Weather Cutoff Icon DHW Preheat activated Icon...

Page 15: ...ing For Example Year 2016 Blinking is not an Error Code Refer to page 21 Set the Year by turning the Dial Button Only the blinking number can be changed Set the month by turning the Dial Button Only the blinking number can be changed Press and hold Timer Button for 5 seconds Press the Power Button ON 2 Month Setting For Example Month 7 Press the Dial Button to save the setting ...

Page 16: ... Minute 20 Set the day by turning the Dial Button Only the blinking number can be changed Set the hour by turning the Dial Button Only the blinking number can be changed Set the minute by turning the Dial Button Only the blinking number can be changed For example 2016 July 25 Friday 10 hour 20 min Press the Timer Button to save the current setting 6 Day of the week Setting For Example Day Friday S...

Page 17: ...setting High temperature range Press the Dial Button to save the DHW Temperature and return to normal mode General temperature range 2 Setting Domestic Hot Water Temperature DHW General temperature range High temperature range F 90 120 121 140 Default 32 49 49 5 60 The operation of the high tem perature Domestic Hot Water can be set separately The temperature settings below are examples The temper...

Page 18: ...on OFF The control panel must be off 2 Press and hold the Function Button for 5 seconds to enter Installer Mode 3 Turn the Dial Button clockwise until 9 PH is displayed Then press the Dial Button so oFF is blinking 4 Turn the Dial Button clockwise so on and DHW Preheat Timer Icon are blinking Then press the Dial Button to save the setting 5 Press the Function Button to exit Installer Mode ...

Page 19: ...ress the Timer Button to save the Day 5 Current Time For Example 8am is blinking then turn the Dial Button clockwise or counter clockwise until the desired hour is displayed Press the Dial Button to save the Hour Icon is lit Then the next Time Icon will be blinking Continue pushing the Dial Button to select each 30 minute time block that is consecutive To skip some time blocks turn the Dial Button...

Page 20: ...the Function Button to return to Day Repeat steps 3 5 for each day of the week 7 After completing all settings press the Function Button three times to return to normal mode For Example Today is Sunday DHW Preheat is scheduled to run Sunday 9 00am 11 00am and 6 00pm 8 00pm ...

Page 21: ...essary depends on the usage the length of piping and the time of year Blinking on the control panel is not an Error Code The unit has the Outdoor Reset Energy Saving feature but this feature is disabled Factory Default To enable contact your installer or Noritz America Technical Support at 866 766 7489 is lit on the control panel the Outdoor Reset Energy Saving is enabled Heating Temperature is ch...

Page 22: ... Burn hours Heating bnH d Burn hours DHW bnC H Ignition times Heating bnC d Ignition times DHW PPHr Pump hours Function can be checked and set in User Mode A GA C TL g EH H RH User Mode 2 Press and hold the Function Button for 5 seconds to enter User Mode 1 Press the Power Button ON 3 A GA is displayed on the display screen Turn the Dial Button clockwise or counter clockwise to navigate through th...

Page 23: ...ror occurs 16 7 Error History g EH Refer to page 22 for directions on how to enter User Mode Refer to page 22 for directions on how to enter User Mode 1 In the User Mode turn the Dial Button until C TL is displayed 2 Press the Dial Button so oFF is blinking 3 Turn the Dial Button clockwise so on is blinking Lock Mode Icon Lock Mode 6 Lock Mode C TL By locking the control panel the settings cannot ...

Page 24: ...until H RH is displayed Screen Display Description Example PLUg Power on Time EX 21 3 21 3 X 1 000 21 300 hour bnH H Burner Running Hour with Heating Mode EX 3 2 3 2 X 1 000 3 200 hour bnH d Burner Running Hour with DHW Mode EX 1 3 1 3 X 1 000 1 300 hour bnC H Ignition Times with Heating Mode EX 86 86 X 1 000 86 000 times bnC d Ignition Times with DHW Mode EX 57 57 X 1 000 57 000 times PPHr Pump O...

Page 25: ...o LIt is blinking GAL GPM F LIt LPM C 4 Push the Dial Button to save the setting and return to User Mode 2 Press the Dial Button and GAL will display on the control panel Screen Display Operation Description Unit Gallon Fahrenheit All of the units shown on the display screen are GPM F Unit Liter Celsius All of the units shown on the display screen are LPM C 9 Unit Setting A GA Refer to page 22 for...

Page 26: ...n the thermistor detects lower than 54 F 12 C During Freeze Prevention is lit on the control panel 2 Heating System Freeze protection products may be used for the heating system Freeze protection for new or existing systems requires specially formulated glycol which contains inhibitors to prevent the glycol from attacking the metallic system components Before using freeze protection products ensur...

Page 27: ... leave open the Hot Water fixtures faucets for more than 2 minute and close An 11 Error Code may appear on the control panel This is not a malfunction of the unit Do not turn the Power Button OFF 3 Close the both DHW inlet and Auto Feeder Inlet water supply valve and disconnect the electrical power supplied to the unit 4 Fully open all Hot Water fixtures faucets 5 Open all drain plugs and drain th...

Page 28: ...g pipes 2 Turn the Power Button OFF 3 Close the both DHW inlet and Auto Feeder Inlet water supply valve and disconnect the electrical power supplied to the unit 4 Connect the hose to the drain valve in supply or return heating pipe of isolation valve assembly 5 Full open the drain valve where connected the hose 6 Open the heating return filter after release fix clip 7 When heating water is drained...

Page 29: ...scharge from the drain pipe within 15 minutes of use However depending on the season and or installation site conditions it may take longer If water does not appear at the end of the drain line a qualified service technician must clean the condensate line After the Combi Boiler has been out of use for a long time make sure that fill the condensate trap with water This is to prevent dangerous exhau...

Page 30: ... encounter a problem of combustion specifications visually inspect the bird screen s And then replace it with spare parts or clean the screens Maintenance procedures Check installation location To prevent potential severe personal injury death or substan tial property damage remove all contaminated materials If contaminants are found Remove products immediately from the area In order to check the ...

Page 31: ...ll the filter out of the air intake 6 Clean it with a toothbrush and clean running water 7 Dry the filter completely Then reinsert the filter into the plastic assembly and tighten the filter screen screw 8 Replace the front cover of the Combi Boiler cabinet Reconnect power supply to the Combi Boiler 9 Press the Power Button on the control panel to turn on the Combi Boiler Maintaining the Combi Boi...

Page 32: ...he both DHW inlet and Auto Feeder Inlet water valves and Heating valves 4 Open the Hot water faucets completely Maintaining the Combi Boiler Chapter 4 Maintenance 6 To refill the Combi Boiler follow the steps of Draining the Combi Boiler in reverse 7 Plug back power cord of the unit to start operation DHW Cold Water Inlet Filter 5 Remove the DHW Cold Water inlet filter and Heating Return filter An...

Page 33: ...eely release the lever and allow the valve to seat Watch the end of the pressure relief valve discharge pipe to ensure that the valve does not weep after the line has had time to drain If the valve weeps lift the seat again to attempt to clean the valve If the valve continues to weep contact your qualified service technician for inspecting the valve and system If water does not flow from the valve...

Page 34: ...uit board Er 45 Water leakage is detected in Combi Boiler Press the Power Button to clear the Error Code If error code still appears on the display then check the following Check for the water in the bottom of the Combi Boiler inside the case If you have confirmed the water leak close the inlet water valves and contact the installer or Noritz America Technical Support for assistance Er 54 Low Wate...

Page 35: ...wer operates for three minutes after combustion has stopped to purge remaining exhaust gas from the flue Cannot Change the Domestic Hot Water Mode Setpoint above 120 This is a safety device to prevent scalding Domestic Hot Water temperature over 125 can cause instant severe burns or death The Combi Boiler Makes Abnormal Sounds During Operation Ensure the venting installation complies with the Inst...

Page 36: ...rranty registration card is included separately Be sure that the plumber date of purchase and other necessary items are filled in Read the content carefully and keep the warranty card in a safe place For repairs after the warranty period there will be a charge on any service and service will only be performed if the unit is deemed repairable Period of Time for Stocking Repair Parts Noritz will sto...

Page 37: ...37 Memo ...

Page 38: ...Owner s Guide NORITZ AMERICA CO 11160 Grace Avenue Fountain Valley CA 92708 Phone 866 766 7489 ...

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