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BTH Electric Boilers USE & CARE MANUAL 

(Revision June 2014)

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18

 

 

 

MINI ULTRA

 

 

LIMITED  WARRANTY 

Warranty Coverage for Residential Installation. 

Thermo 2000 Inc. hereby warrants to the original residential purchaser that the MINI 
ULTRA tank installed in a residential setting shall be free of leaks during normal use 
and service for a period of fifteen (15) years from the date of purchase as long as 
the original residential purchaser owns the home in which the unit was originally 
installed. Residential setting shall mean usage in a single-family dwelling in which 
the consumer resides on a permanent basis. Also, residential setting shall mean use 
in multiple family dwellings in which one (1) MINI ULTRA tank is to be used in only 
one (1) dwelling.  In the event that a leak should develop and occur within this 
limited warranty period due to defective material or workmanship, such leak having 
been verified by an authorized company representative, Thermo 2000 inc. will repair 
or replace at our sole discretion the failed unit with the nearest comparable model at 
the time of replacement.  
 

The 

original residential purchaser is responsible for all costs associated with the 

removal and reinstallation, shipping and handling to and from manufacturing plant.  
The replacement unit will be warranted for the remaining portion of the original 
Warranty. 

 

Warranty Coverage for Commercial Installation. 

Thermo 2000 Inc. warrants to the original purchaser that the MINI ULTRA tank 
installed in a commercial setting shall be free of leaks during normal use and service 
for a period of fifteen (15) years from the date of purchase.  
 
Commercial setting shall mean use in other than residential setting stated above in 
the residential setting definition.  In the event that a leak should develop and occur 
within this limited warranty period due to defective material or workmanship, such 
leak having been verified by an authorized company representative, Thermo 2000 
inc. will repair or replace at our sole discretion the failed unit with the nearest 
comparable model at the time of replacement.  

 

The 

original purchaser is responsible for all costs associated with the removal and 

reinstallation, shipping and handling to and from Manufacturer.  The replacement 
unit will be warranted for the remaining portion of the original Warranty. 

 

Limited two years warranty on all MINI ULTRA 
components & parts 

All other MINI ULTRA components & parts are warranted for a period of two (2) 
years against defects due to defective material or workmanship.   

The 

original 

purchaser is responsible for all costs associated with the removal and reinstallation, 
shipping and handling to and from Manufacturer.  The components, repaired or 
replaced are warranted for the residual period of the initial warranty on the unit. 

 
 
 
 

Exclusions 

This warranty is void and shall not apply if: 

1.

 

Defects or malfunctions resulting from installation, repair, maintenance and/or usage 
that are not done in conformity with the manufacturer’s installation manual; or 

2.

 

Defects or malfunctions resulting from installation, maintenance, or repair that are 
not done in accordance with regulations in force; or 

3.

 

Defects or malfunctions resulting from improper installation, maintenance or repair 
done carelessly or resulting from consumer damage (improper maintenance, 
misuse, abuse, accident or alteration); or 

4.

 

Installation in which a relief valve (pressure) is not installed or if it is not functioning 
properly, or when it is not connected to a drain to avoid damage to the property; or 

5.

 

Installation in which liquid circulating in the tank does not remain in closed circuit or 
installation in which piping is leaking; or 

6.

 

A polybutylene pipe or radiant panel installation without an oxygen absorption 
barrier is used; or 

7.

 

Installation where the acidity of water is not within the normal Environmental 
Protection Agency (EPA) (between pH 6.5 – 8.5) guidelines or the domestic water 
contains abnormal levels of particulate matter or water exceeding 10.5 gpg; or 

8.

 

Your home contains any type of water softener system and the unit is not installed 
and maintained in accordance with the manufacturer specifications; or 

9.

 

The MINI ULTRA unit has been subjected to non authorized modifications; or 

10.

 

Defects or malfunction resulting of storing or handling done elsewhere than Thermo 
2000’s manufacturing plant; or 

11.

 

Units on which the serial number is removed or obliterated. 

 

Limitations

 

Thermo 2000 shall not be responsible for any damage, loss, and inconvenience of any 
nature whatsoever, directly or indirectly, relating to the breakdown or malfunction of the 
unit. This warranty limits its beneficiary’s rights. Nevertheless, the beneficiary may have 
other rights, which vary from state to state. 
 
This warranty replaces any other expressed or implicit warranty and constitutes the sole 
obligation of Thermo 2000 towards the consumer.  The warranty does not cover cost of 
removal, reinstallation or shipping to repair or replace the unit, nor administration fees 
incurred by the original consumer purchaser.  
 
Thermo 2000 reserves its rights to make changes in the details of design, construction, or 
material, as in its judgment constitute an improvement of former practices.  
 
This warranty is valid only for installations made within the territorial limits of Canada and 
the United States. 
 

 

Warranty service procedure 

Only authorized MINI ULTRA dealers are permitted to perform warranty obligations.  The 
owner or its contractor must provide Thermo 2000’s head office or authorized depot with 
the defective unit together with the following information:  MINI ULTRA model and serial 
number, copy of the original sales receipt and owner’s identification certificate. 

 

 
 

 

 

 

 

 

THERMO 2OOO INC. 

500, 9e Avenue, Richmond (Qc) Canada J0B 2H0 
phone:  (819) 826-5613   Fax:  (819) 826-6370 
www.thermo2000.com

 

Summary of Contents for MINI Ultra 12

Page 1: ...tion and maintenance of this product It is imperative that all persons who are expected to install operate or adjust this boiler should read these instructions carefully Any questions regarding the operation maintenance service or warranty of this electric boiler should be directed to the supplier When all installation steps have been completed insert this installation manual in its original envel...

Page 2: ...e Max 5amp 1 6hp of the circulating pump if it is connected directly to the boiler A higher capacity cable an breaker could be required In all cases the local Electrical Code has priority Can be connected to a 208Vac 1ph electrical supply The resulting capacity will be of 75 of the nominal capacity at 240V and the amperage will be of 87 Dimensions Connections Overall dimensions Inlet heating retur...

Page 3: ... in the absence of local codes with the National Plumbing Code and the National Electric Code current edition In any case where instructions in this manual differ from local or national codes the local or national codes take precedence SECURITY CONSIDERATIONS All installations have a maximum design operating pressure limited to 30 psi 207kPa by a safety relief valve Boiler operating temperature ra...

Page 4: ...age of the tank or water connections will result in damage to the adjacent area or to lower floors of the structure When such areas cannot be avoided a suitable drain pan or non flammable catch pan adequately drained and must be installed under the boiler The pan must be connected to a drain NOTE Auxiliary catch pan MUST conform to local codes The boiler can be mounted directly on a wall with adeq...

Page 5: ...ocation in case of discharge The piping diameter used for the discharge piping shall not be smaller than that of the valve outlet No valve of any type restriction or reducer coupling should be installed on the discharge line Local codes shall govern the installation of relief valves Expansion tank The expansion tank must be able to store the required volume of boiler water during maximum design op...

Page 6: ...t allows the unit to be drained for the eventual replacement of a defective component Strainer This component is used to collect potential sediments coming from the distribution system and more particularly from systems made of steel piping and radiators If such sediments accumulate at the bottom of the boiler it could be harmful to the heat transfer of the elements and generate premature failures...

Page 7: ...ceed 5A 1 6HP Multiple pumps zoning applications Components shall be connected in such a way that when a thermostat is calling for heat only the corresponding pump be operated and an auxiliary contact X X closes to give the signal of the heat demand to the boiler otherwise the elements will not be working To do so you will need relays as illustrated below Boiler terminals PP will not be used N B D...

Page 8: ...BTH Electric Boilers USE CARE MANUAL Revision June 2014 Page 8 ...

Page 9: ... The electronic control uses an LCD display to make all adjustments and to visualize the operation of the system OPERATION OF THE INTERFACE The controller uses four push buttons at the bottom of the display to select and adjust the parameters The button is used to access to the configuration menu and confirm a selection The buttons are used to select an item or adjust a value The button enables th...

Page 10: ...alculated by the controller in relation to the parameters selected in the menu and the maximum target temperature required when the outdoor temperature will get to 10F 23C The STD curve corresponds to the default maximum temperature for a typical system and this value can be modified from the MIN to MAX value shown on the following tables The following tables show the values of the target temperat...

Page 11: ...pplies heat to a lodger Systems connected to a geothermic heat pump where we do not want the electric boiler to be operating unless the outdoor temperature drops to a selected degree CONFIGURATION OF THE CONTROLLER Since each type of heating distribution system is designed to operate at water temperatures that are particular to its operation the proper configuration of the operating parameters of ...

Page 12: ... period that the pump will be running once the heat demand is completed Select OFF if the heat system is equipped with electric zone valves OFF 15 sec to 60min ON 30sec Select the outdoor temperature at which no heating of the building is required the outdoor sensor has to be installed 0F à 105F 75F Note1 Once these parameters have been set the controller will automatically return to its normal vi...

Page 13: ...TURE The controller will engage the Boost program when the heat demand on terminals W R has been maintained for a pre determined period according to the type of selected application Once this period has been reached the Boost icon will appear on the display and the boiler target temperature will start increasing very slowly over a pre determined period and up to a pre calculated maximum value unti...

Page 14: ...erminals of the boiler it can be activated by selecting ON in the configuration menu after having pressed for 2 seconds Adjust the UltraSmart boiler temperature controller as explained earlier and set the purge delay of the pump from On to its normal operation setting Set the room thermostat ON to generate a heat demand The pump shall start The heating elements shall gradually come on and the boil...

Page 15: ...outlet of this valve if a dripping condition occurs Twice a year Check for the proper operation of the automatic air purger s and eliminate air from the radiators Annually It is recommended that a visual inspection be made on the electrical compartments of the boiler to check the water tightness of the gasket on the element flange and also check for any signs of overheating of the components and w...

Page 16: ... the unit is not in short or open circuit Do not install a jumper between S1 S1 when the sensor is not required Check the resistance value ohms of the sensor It should correspond to the value shown on the table below otherwise it should be replaced Check for proper connection of the wires inside the boiler connected to S1S1 and at the controller terminals The display shows Er2 and blinks The contr...

Page 17: ...ipator If available to obtain longer operating cycles Replace defective elements If a boiler water temperature higher is required to satisfy the heat demands of the thermostats a boiler having a larger capacity is required Boiler stays in demand even when the thermostat is not in demand Systems with more than one thermostat On systems with electric zone valves one or many end switches included in ...

Page 18: ...rranty is void and shall not apply if 1 Defects or malfunctions resulting from installation repair maintenance and or usage that are not done in conformity with the manufacturer s installation manual or 2 Defects or malfunctions resulting from installation maintenance or repair that are not done in accordance with regulations in force or 3 Defects or malfunctions resulting from improper installati...

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