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Electro Industries Mini-Boiler EMB-W-9, Installation & Operating Instructions Manual, Page: 2 / 23

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Electro Industries Mini-Boiler EMB-W-9 Installation & Operating Instructions Manual Download Page 2

10/22/2008  

 

 

BI302B 

 

 
 
 

TABLE OF CONTENTS 

 
 
 
  Description 

 

 

 

 

 

 

Page 

 

  System 

Components 

      

 

1 

 
 

 

System or Water Flow 

 

 

 

 

  

  1 

 
  Room 

Thermostat 

Placement 

     

 

1 

 
  Built 

in 

Temperature 

Control 

     

 

2 

 

 

  Water 

Flow 

Calculation 

      

 

2 

 
  Installation 

Requirements 

      

 

2 

 
  Mechanical 

Installation 

      

 

3 

 
  Electrical 

Hookup       

 

4 

 
  Water 

Fill 

Procedure 

      

 

6 

 
 

 

Operational Tips   

 

 

 

 

 

  7 

 
  Troubleshooting 

Helps 

      

 

8 

 

  Drawings: 

 
  Piping, 

install 

kit 

      BX304 

  Hook-up 

       BH304 

  Internal 

Wiring 

(reference 

information) 

   BS304 

  Schematic, 

one 

line 

     BS309 

  Sensor 

Installation      BD705 

  Zones 

       BH007 

  Boiler 

Accessories      BL001 

 

 

Summary of Contents for Mini-Boiler EMB-W-9

Page 1: ... Electro Boiler product series If this application requires temperatures greater than 140 this is the wrong model Contact the distributor or factory for the EB M model series which is designed for temperatures up to 180 This series can also do outdoor reset and other features Accessories Attached BL001 lists various accessory or option items which are not part of basic Electro Boiler Page 1 gives ...

Page 2: ...rol 2 Water Flow Calculation 2 Installation Requirements 2 Mechanical Installation 3 Electrical Hookup 4 Water Fill Procedure 6 Operational Tips 7 Troubleshooting Helps 8 Drawings Piping install kit BX304 Hook up BH304 Internal Wiring reference information BS304 Schematic one line BS309 Sensor Installation BD705 Zones BH007 Boiler Accessories BL001 ...

Page 3: ... this specific temperature Assuming proper flow the element power will regulate to maintain this preset temperature If Stage 1 is totally off and the temperature overshoots by 5 Stage 2 element is also turned off ROOM THERMOSTAT PLACEMENT Comfort and proper space heating response is a direct relationship to the room thermostat type and the placement of the thermostat sensing bulb Typically an unde...

Page 4: ... 587 30991 68 L min 251 04 x Temp rise C Example 251 04 x 6 C rise 1506 24 20 57 L min INSTALLATION REQUIREMENTS 1 All installation work must be performed by trained qualified contractors or technicians Electro Industries Inc sponsors installation and service schools to assist the installer Visit our web site at electromn com for upcoming service schools WARNING ALL ELECTRICAL WIRING MUST BE IN AC...

Page 5: ...NI BOILER INSTALL KIT PREFERRED EB 5415A ZONE CONTROLLER MECHANICAL INSTALLATION CAUTION Electro Industries Inc requires the use of dielectric isolation between the boiler vessel supply and return piping when the boiler is plumbed using copper or any other dissimilar metal Damage to the vessel caused by galvanic corrosion voids Electro Industries warranty Reference drawing BX304 At the outlet pipe...

Page 6: ... a plumbing point higher than any of the components shown or an adjacent line any vertical U trap an air vent valve should be provided Building Water Supply Connection Reference drawing BX304 note 4 some local building codes require sophisticated check valve or anti siphon check valve when the hydronics heating system is permanently connected to the domestic water system The intent of this connect...

Page 7: ...on WARNING VOLTAGE SEPARATION IS REQUIRED THE 24Ø POWER AND PUMP WIRING MUST REMAIN LEFT OF THE BOTTOM PIPE THE THERMOSTAT WIRES AND LOAD CONTROL WIRING BLUE BLUE WHT MUST EXIT AND REMAIN ON THE RIGHT SIDE OF THE BOTTOM PIPE 5 Load Management Interrupt Control this Mini Boiler product has been pre wired and designed for a power company load management receiver connection This should not be altered...

Page 8: ...uivalent between the Mini Boiler fill regulator and the domestic water source or the city water connection 2 Connect a drain hose to lower hose bib drain valve 3 Open drain valve and close inlet gate valve between drain valve and boiler bottom inlet 4 Verify top gate valve is open 5 Do not apply 24Ø volt heating power during water fill sequence 6 Open water supply valve and open household water su...

Page 9: ...en the boiler disconnect prior to removing cover and prior to attempting to reset this limit Note Reset tab is brass in color and located on the side of the hi limit 6 Via a small pin jumper arrangement on the control board the circulator pump can be a direct function of the W input or interrupted by the load control device even though there is a W input This diagram illustrates this pin jumper ar...

Page 10: ...t heat call elements 1 and 2 are full on As the outlet temperature approaches the set point element 1 begins to pulse modulate At set point element 1 is off or 0 At 5 above set point element 2 turns off At set point element 1 again begins to modulate At 5 below set point element 1 is at 100 and element 2 would again turn on Mechanical hi limit top vessel screw in automatic reset this is at about 1...

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Page 13: ...ONTACT CAN BE USED TO OPERATE R W ELECTRO STAT SHOWN AS EXAMPLE ONLY 5 6 TRANSFORMER FOR INTERNAL CIRCUITS ONLY ZONE VALVES ETC MUST HAVE THEIR OWN 24V SOURCE 7 HIGH VOLTAGE LOW VOLTAGE WIRING MUST HAVE MINIMUM 1 2 5CM SPACING NEUTRAL 120VAC CIRCUIT BREAKER SOURCE POWER CIRCUIT BREAKER ARL L2 L1 PUMP TB2 C TB2 R TB2 W TB1 TB1 SHOWN WITH COVER REMOVED NO INTERNAL WIRING SHOWN COPPER ONLY L1 SEE NAM...

Page 14: ...R R POWER FROM PUMP CB SEE PAGE 1 CIRCUIT BREAKER 120VAC NEUTRAL PUMP T STAT CABLE SOURCE POWER CIRCUIT BREAKER W4 E T9 T3 T4 G T2 BLU WHT BLUE R TB1 SET TEMP SW1 TB2 TEMP SENSOR UPCB5621 RED COM BLK T8 T7 CS COM NO TB3 LED4 W5 K1 W1 W C LED2 LED1 ON HEAT MODE EL 1 J2 J3 1 N1 LED3 L HL 160 o J1 HL 205 o W J4 1 1 T10 T11 160 T2 T1 W2 205 W3 TR1 NO COM T6 K2 240 VAC T5 1 L1 2 T1 4 A2 3 A1 G COPPER O...

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Page 17: ...nd around the tip of the Warmflo sensor Then gently insert sensor into pipe well Note Using the tip of your finger or another non piercing object will aid in the insertion of the rubber grommet Once the grommet has been inserted into the well gently press the sensor until it reaches the bottom of the pipe well Installation complete ...

Page 18: ... PIPING MANIFOLD VALVES ZONE 1 2 3 Thermostats Room C R W C 1 M W 24V C 120V C W 1 M ZONE 2 SLAB STAT R C W M 1 C W R C W ZONE 3 SLAB STAT TRANSFORMER R R W ELECTRO BOILER WARMFLO SERIES EB W EMB W 9 TO ADDITIONAL SLAB STATS ZONES TO ADDITIONAL ZONE VALVES TYPICAL ZONE VALVE 2 WIRE STAT ISOLATED END SWITCH EXAMPLE HONEYWELL V8043F SERIES OR EQUIVALENT 4 WIRE THERMOSTAT CABLE 4 WIRE THERMOSTAT CABL...

Page 19: ...RMFLO SERIES EB W EMB W 9 120V W R C 24V C 1 M 1 M NOTES 1 ZONE VALVE END SWITCHES MUST BE ISOLATED CONTACT 2 USE TRANSFORMER OPERATING ZONE VALVE SYSTEM DO NOT USE BOILER TRANSFORMER FOR ZONE VALVES 3 ZONE CONTROLLER CAN BE USED TO SIMPLIFY HOOKUP SEE DRAWING BH009 FOR DETAILS Room Thermostats PIPING MANIFOLD VALVES ZONE 1 2 3 C 1 M C TO ADDITIONAL ZONE VALVES TRANSFORMER R 2 WIRE THERMOSTAT CABL...

Page 20: ...tem for Brand X boilers or dual EB R L E Series EB ZC 4 wiring and convenience interface isolated boiler end switch EB 5415A low cost 2 or 3 zones sheds one boiler stage Mini Boiler enhancement ZONE CONTROLLER SLAB STAT Sensing and controlling the system based upon radiant floor surface temperature or the concrete mass has very positive benefits Radiant floor air stat in the same area as a forced air...

Page 21: ...es boilers come standard equipped with outlet temperature pressure gauge pressure relief safety valve and when applicable the WarmFloTM electronic control sensors These kits provide the additional components for easy installation 5585 Mini Boiler 10 kW TS Series 5586 TS Series Standard 5578 3 4 Pipe 5582 1 Pipe 5579 1 1 4 Pipe 120V 1 25 HP maintenance free wet rotor circulator Pump curve example 5...

Page 22: ...ade by Electro Industries or its authorized representative Electro Industries will cover reasonable labor costs to repair defective product or product parts for ninety 90 days after installation TWENTY YEAR 20 LIMITED WARRANTY ON BOILER ELEMENTS AND VESSELS Electro Industries Inc warrants that the boiler elements and vessels of its products are free from defects in materials and workmanship throug...

Page 23: ...ill be null and void 4 The purchaser shall have maintained the product in accordance with the manual that accompanies the unit Annually a qualified and licensed contractor must inspect the product to assure it is in proper working condition 5 All related heating components must be maintained in good operating condition 6 All lines must be checked to confirm that all condensation drains properly fr...

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