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100275092_2000533999_Rev B

If the information in this manual is not followed exactly, a fire or 
explosion may result causing property damage, personal injury or 
loss of life.
This appliance MUST NOT be installed in any location where 
gasoline or flammable vapors are likely to be present.

WHAT TO DO IF YOU SMELL GAS

•  Do not try to light any appliance.
•  Do not touch any electric switch; do not use any phone in your 
 building.
• Immediately call your gas supplier from a near by phone. 

 

  Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the fire department.
• Installation and service must be performed by a qualified 
  installer, service agency, or the gas supplier.

 WARNING

Save this manual for future reference.

F I R E   T U B E   C O M B I

  

Noble Combi Boiler

User’s Information Manual

 Models:  110 - 199

Summary of Contents for Noble NKC 110

Page 1: ...MELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a near by phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier WARNING Save this manual ...

Page 2: ... in property damage NOTICE indicates special instructions on installation operation or maintenance that are important but not related to personal injury or property damage Contents HAZARD DEFINITIONS 2 PLEASE READ BEFORE PROCEEDING 3 1 PREVENT COMBUSTION AIR CONTAMINATION 4 2 MAINTENANCE SCHEDULE 5 Maintenance Procedures 6 Boiler Must Be Serviced and Maintained 6 Check Boiler Area 6 Check Pressure...

Page 3: ...ssible damage to a flooded appliance can be extensive and present numerous safety hazards Any appliance that has been under water must be replaced Boiler water Thoroughly flush the system without boiler connected to remove sediment The high efficiency heat exchanger can be damaged by build up or corrosion due to sediment Do not use petroleum based cleaning or sealing compounds in the boiler system...

Page 4: ...on plants Beauty shops Refrigeration repair shops Photo processing plants Auto body shops Plastic manufacturing plants Furniture refinishing areas and establishments New building construction Remodeling areas Garages with workshops Table 1 Corrosive Contaminants and Sources WARNING If the boiler combustion air inlet is located in any area likely to cause contamination or if products which would co...

Page 5: ...r performance indicate need Clean heat exchanger Remove and clean burner using compressed air only Clean the blower wheel Owner maintenance see pages 6 8 for detailed instructions Daily Check boiler area Check pressure temperature gauge Monthly Check vent piping Check air piping Check air and vent termination screens Check relief valve Inspect condensate drain system Periodically Test low water cu...

Page 6: ...containing chlorine or fluorine if allowed to contaminate the boiler intake air will cause acidic condensate in the boiler This will cause significant damage to the boiler if allowed to continue Read the list of potential materials listed in Table 1 on page 4 of this manual If any of these products are in the room from which the boiler takes its combustion air they must be removed immediately or t...

Page 7: ...NUT FLOAT BALL CONDENSATE DRAIN REMOVABLE CAP TO CLEAN OUT TRAP Figure 2 1 Condensate Trap Use materials approved by the authority having jurisdiction In the absence of other authority PVC and CPVC pipe must comply with ASTM D1785 or D2845 Cement and primer must comply with ASME D2564 or F493 For Canada use CSA or ULC certified PVC or CPVC pipe fittings and cement 6 A condensate removal pump is re...

Page 8: ...inspect the valve and system 4 If water does not flow from the valve when you lift the lever completely the valve or discharge line may be blocked Immediately shut down the boiler following the operating instructions on page 9 of this manual Call your qualified service technician to inspect the boiler and system Shut boiler down unless boiler is used for Domestic Water 1 Follow To Turn Off Gas to ...

Page 9: ...9 3 Operating instructions User s Information Manual F I R E T U B E C O M B I ...

Page 10: ...e parameters and exit programming Press the button to go to the end of the Parameter List then press again Otherwise the parameters will be saved automatically after Timeout To enter a parameter and continue programming Press the or button to change parameters Press to move to the next parameter and to the end of the Parameter List Press to save and return to the Base Screen Otherwise the paramete...

Page 11: ...valve in the space heating position After the space heating call for heat ends the boiler pump continues to run for a short period of time This pump delay is factory set to 30 seconds After this pump delay the pump is turned off and the diverter valve is placed into the DHW position Adjust set point temperature 1 Press the button to access the SETPTS Menu 2 Pressthe and buttonstoadjusttheSHSETPT C...

Page 12: ... close Once the LWCO has closed the auxiliary limit switch must close 2 The control turns on power to the louver relay The louver proving switch and blocked drain switch must close 3 The control starts the prepurge cycle by initiating the blower 4 The control starts the trial for ignition by firing the spark electrode and opening the gas valve 5 If flame is not detected after the sparking ends the...

Page 13: ...l switch to the DHW Mode This will divert the boiler s outlet water from the heating system to the brazed plate heat exchanger The control will then modulate to maintain the DHW outlet temperature at the DHW set point 8 Once all calls for heat are satisfied the control will turn off the burner The blower will continue to run during the postpurge period 9 Any pumps that are running will continue to...

Page 14: ...14 Notes User s Information Manual F I R E T U B E C O M B I ...

Page 15: ...15 Notes User s Information Manual F I R E T U B E C O M B I ...

Page 16: ...Revision A PCP 3000004508 CN 500004666 initial release Revision B PCP 3000005203 CN 500005353 reflects the addition of the Noble logo MM 100275092_DIR 2000533999_Rev B 11 16 ...

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