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BTH ULTRA Electric Boilers Installation & Operation manual (Revision: June 2015) 2
Table des matières
Section 1: Technical specifications ............................................................................................................... 4
Table 1: Technical data on boilers operating at 240 Vac /1ph
1
: .................................................................. 4
Table 2 : Boiler connections and dimensions (12-24 KW) ............................................................................ 5
Table 3 : Boiler connections and dimensions (27-36 KW) ............................................................................ 5
Section 2: INTRODUCTION .......................................................................................................................... 6
2.1 LOCAL INSTALLATION REGULATIONS .......................................................................................... 6
2.2 CORROSIVE ENVIRONMENT........................................................................................................... 6
2.3 INSPECTION UPON RECEPTION .................................................................................................... 6
2.4 TO BE CHECKED .............................................................................................................................. 6
Section 3: INSTALLATION............................................................................................................................ 7
3.1 SAFETY MEASURES ......................................................................................................................... 7
3.2 LOCATION.......................................................................................................................................... 7
3.3 CLEARANCES ................................................................................................................................... 7
Table 4: Boiler Clearances ............................................................................................................................ 7
3.4 PIPING INSTALLATION ..................................................................................................................... 8
3.4.1 Type of installation ...................................................................................................................... 8
3.4.2 Boiler piping connection ............................................................................................................ 11
Local codes may dictate the type of pipe to be used for the connections.......................................... 11
Install isolating valves to facilitate maintenance ................................................................................. 11
3.4.3 Pressure relief valve .................................................................................................................. 11
3.4.4 Expansion tank .......................................................................................................................... 11
3.4.5 Water pressure regulator ........................................................................................................... 11
3.4.6 Air eliminator.............................................................................................................................. 11
3.4.7 Circulating pump ....................................................................................................................... 11
Table 5: Temperature rise vs flow rate (GPM) ............................................................................................ 11
3.4.8 Drain valve ................................................................................................................................. 11
3.4.9 Strainer ...................................................................................................................................... 11
3.4.10 Dual Energy piping .................................................................................................................. 12
3.5 ELECTRIC CONNECTIONS ............................................................................................................ 12
3.5.1 Main Electric supply .................................................................................................................. 12
3.5.2 Electrical supply of External accessories .................................................................................. 13
3.5.3 Outdoor temperature sensor ..................................................................................................... 13
3.5.4 Connecting the thermostat and pump. ...................................................................................... 13
3.5.4 Dual-energy connection with an auxiliary boiler. ....................................................................... 14
Section 4: ADJUSTMENT OF THE CONTROLLER ................................................................................... 16
4.1 INTRODUCTION .............................................................................................................................. 16
4.2 DISPLAYED INFORMATION ........................................................................................................... 16
4.3 OPERATION OF THE INTERFACE ................................................................................................. 17
4.4 OPERATION IN “FIXED BOILER TEMPERATURE SET POINT” ................................................... 17
4.5 OPERATION WITH “OUTDOOR RESET”: ...................................................................................... 17
4.6 PURGE DELAY OF THE PUMP ...................................................................................................... 18
4.7 AUTOMATIC HEATING SHUT DOWN ............................................................................................ 18
4.8 CONFIGURATION OF THE CONTROLLER .................................................................................... 18
4.9 ADJUSTMENTS OF THE TARGET TEMPERATURE BY THE USER: ........................................... 20
4.10 BOOST SYSTEM OPERATION ..................................................................................................... 20
4.11 OPERATION IN DUAL-ENERGY: .................................................................................................. 21
Section 5: START UP OPERATION ........................................................................................................... 22
5.1 PREPARATORY STEP .................................................................................................................... 22
5.2 STARTUP & INSPECTION ............................................................................................................... 22
5.3 COMPLEMENTARY CHECKS ON DUAL-ENERGY INSTALLATIONS .......................................... 22
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