COMBOMAX ULTRA 12-12 Installation Use And Care Manual Download Page 1

 

COMBOMAX

TM

U l t r a

  

12 

Electric boiler  with integrated instantaneous water heater. 

 

Power c apacity 4.5 kW  to 12 kW  :                      

 

20 8/ 2 4 0  V o lt s   (   s i ng l e  ph as e  )    

 

INSTALLATION, USE AND CARE MANUAL  

 
 

 

 

 

Your COMBOMAX

®

 electric boiler has been carefully assembled and factory tested to 

provide years of trouble-free service. This manual contains instructions for the safe and 
proper installation, operation and maintenance of the boiler, in order to ensure your full 
satisfaction 
  
It is imperative that all persons who are expected to install, operate or adjust this boiler read 
the instructions carefully.  
 
Any questions regarding the operation, maintenance, service or warranty of this water 
heater should be directed to the dealer or distributor you purchased it from. When all 
installation steps have been completed, replace this installation manual in its original 
envelope, and keep in a safe place near the heater for future reference. 

 

THERMO 2000 INC.   

 

 

 

 

 

rev. : September  2013 

Printed in Canada 

Summary of Contents for ULTRA 12-12

Page 1: ...maintenance of the boiler in order to ensure your full satisfaction It is imperative that all persons who are expected to install operate or adjust this boiler read the instructions carefully Any ques...

Page 2: ...W 50 6 6 70 Can be also connected on an electrical supply at 208V 1ph giving 75 of the nominal capacity at 240V Add amperage of the pump when required 5amp 1 6hp max Local Electrical codes may require...

Page 3: ...boiler should not be located near an air supply containing halogenated hydrocarbons or high humidity The limited warranty is voided when failure of the water heater is due to a corrosive atmosphere 2...

Page 4: ...y pressure above 240 kPa 35 psi A particular check valve avoiding back flow to potable water may be required by local authorities 3 2 LOCATION The COMBOMAX Ultra 12 boiler should be installed in a cle...

Page 5: ...COMBOMAX Installation use and care manual Revision Sept 2013 Page 5 Figure 1 Top view components identification and their location Figure 2 Front view components identification and their location...

Page 6: ...OMBOMAX Installation use and care manual Revision Sept 2013 Page 6 Figure 3 Basic installation diagram for a radiant floor heating system Figure 4 Basic installation diagram for a radiator installatio...

Page 7: ...The boiler is equipped with a factory installed pressure regulating make up water equipped with a flow check valve This make up water allow filling of the boiler tank and the heating system It will al...

Page 8: ...6 3 Domestic hot water pressure relief valve The COMBOMAX Ultra 12 boiler boiler is factory equipped with a pressure relief valve installed on the domestic hot water boiler outlet This pressure relie...

Page 9: ...ritisation function is kept the boiler electrical panel PP terminals can be used as a dry contact 5 amps or 1 6 hp to operate a relay shutting power to the pumps when domestic hot water priority is ne...

Page 10: ...1 6HP max Demande Chauffage thermostat Heat Demand thermostat L gende Legend TH C R HL Aquastat Relais Relay Haute limite Hi Limit Fusible Fuse Disjoncteur Braker Cablage en usine Factory wiring Cabl...

Page 11: ...COMBOMAX Installation use and care manual Revision Sept 2013 Page 11...

Page 12: ...ed to the heating system parallel system It is also design to provide domestic hot water needs to the building The COMBOMAX Ultra 12 ULTRA SMART control main function is to maintain the boiler water t...

Page 13: ...e drops too much see section 4 5 4 5 DOMESTIC HOT WATER DEMAND PRIORITISATION The Ultra Smart control can manage both heat and domestic hot water demand It s program prioritize domestic hot water prod...

Page 14: ...return to normal 0FF 3 C to 20 C 5 F to 40 F differential 5 C 10 F NOTE Once operating values have been set the controller will save them and return to normal operation display The user can change the...

Page 15: ...t water Safety and energy conservation are factors to be considered when setting the operating temperature of the tank and domestic hot water The most energy efficient operation will result when the t...

Page 16: ...afety and energy conservation are factors to be considered when setting the water temperature on the controller The most energy efficient operation will result when the temperature setting is the lowe...

Page 17: ...rmometer Mixing valve adjustment is achieved by turning the mixing valve knob clockwise to reduce the domestic water temperature contraclockwise to raise the domestic water temperature Unless local re...

Page 18: ...eaker before attempting any work on the water heater Visual inspection of the water heater electrical cabinet Checks for leaks at the heating elements sign of overheating of electrical components and...

Page 19: ...ial warranty on the unit Exclusions This warranty is void and shall not apply if A Defects or malfunctions resulting from installation repair maintenance and or usage that are not done in conformity w...

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