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Electro Industries EB-MO-10, Installation & Operating Instructions Manual, Page: 2 / 26

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Electro Industries EB-MO-10 Installation & Operating Instructions Manual Download Page 2

10/22/2008  

BI510 

 

 

TABLE OF CONTENTS 

 

Description Page 

Introduction 1 

System or Water Flow 

2 

Multiple Zones & Radiant Temperatures 

2 

Zone Controller 

2 

Room Thermostat Placement 

3 

Two-Temperature Operation or Feature 

3 

Multiple Boilers 

4 

Boiler/Plumbing Kit Placement 

4 

Installation Requirements 

4 

Mechanical Installation 

 

Under-Floor Radiant 

6 

Dual Heat 

7 

Electrical Hookup 

8 

Standby Boiler 

8 

Water Fill Procedure 

9 

Controller Setup 

10 

Operational Tips 

11 

Standby Switchover, SOT Timer 

12 

Replacement Parts List 

12 

Troubleshooting/Repair Helps 

13 

WarmFlo Operational Information 

14 

 

 

Drawings: 

 

Basic Mechanical 

BX505 

Plumbing, Series Dual Boilers 

BX504 

Hookup BH510 

Internal Wiring Schematic 

BS510 

Boiler Accessories 

BL001 

 

Summary of Contents for EB-MO-10

Page 1: ...nd flow changes may cause some internal timing over temp conditions With the mixture of zones the zone controller ZEA option is highly recommended see page 2 This series is equipped for load management interrupt and can apply to standard baseboard radiation dual heat combinations under floor radiant wood boiler supplement etc Note If this installation does not include dual heat standby boiler the ...

Page 2: ...cement 4 Installation Requirements 4 Mechanical Installation Under Floor Radiant 6 Dual Heat 7 Electrical Hookup 8 Standby Boiler 8 Water Fill Procedure 9 Controller Setup 10 Operational Tips 11 Standby Switchover SOT Timer 12 Replacement Parts List 12 Troubleshooting Repair Helps 13 WarmFlo Operational Information 14 Drawings Basic Mechanical BX505 Plumbing Series Dual Boilers BX504 Hookup BH510 ...

Page 3: ...iler is turned on from the brown wires In the case of existing fossil fuel boiler conversions it is assumed the expansion tank valving air bleeder and circulation pump are in place in good operating condition and adequate for the overall system design In the case of new installation floor radiant or baseboard use standard hydronics water heating practices for the necessary expansion tank air bleed...

Page 4: ...e and the primary pump is connected to the boiler pump contacts This assures the primary pump is active and running whenever the boiler is turned on via contact closure on R and W At least one zone must be open before turning on the primary pump Electro Boiler Do not design a system where the Electro Boiler is supposed to operate as a hot boiler based upon its outlet sensor without the primary pum...

Page 5: ...ermostat type and the placement of the thermostat sensing bulb Typically an under floor heating system can be broken down into three categories A Energy storage water tubing is under the concrete or within the sand base the controlling thermostat must have a remote bulb and this remote bulb must sense the concrete slab temperature slab stat Coordinated with the concrete pour install a PVC minimum ...

Page 6: ...ds verify constant current draw and stable outlet temperatures for at least 15 minutes GPM Volts x Amps x 3 4 500 x Temp rise 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 WARN...

Page 7: ...tices could result in property damage product damage severe personal injury and or death 3 Remember safety is the installer s responsibility and the installer must know this product well enough to instruct the end user on its safe use Safety is a matter of common sense a matter of thinking before acting Professional installers have training and experienced practices for handling electrical sheet m...

Page 8: ...n be an air diaphragm tank as provided in the plumbing kit or a basic empty tank where air is compressed at the tank top Inlet Temperature Gauge recommended to observe the operation of the system Air Vent Relief install with the pressure relief valve as shown on drawing Inline Air separator this can be installed ahead of the pump with the expansion tank moved to this point However the vessel desig...

Page 9: ...roperly with the vessel in a horizontal position NOTE Mount at least 20 inches above the floor to allow element removal and service at the bottom 5 Typically this unit is wall hung next to the existing boiler 6 Use the pipe fittings to install the safety relief valve and air vent Add the necessary piping to the safety relief valve so that water damages do not occur in the surrounding area 7 Connec...

Page 10: ...te and typically check valve isolate the standby boiler self contained pump from the system pump controlled by these two terminal screws 4 Operating Thermostat two types can be used Connection is at the control board bottom Standard Mechanical connect to R and W bottom right Set thermostat internal heat anticipator to 0 2 Electro Stat ES 24 BR 3 wire connection required R to R W to W C to common T...

Page 11: ... the recommendations and source from your local professional plumber specializing in hydronics heating systems WATER FILL PROCEDURE The following procedure applies to non glycol or antifreeze and prepackaged plumbing kit and or when the system is plumbed exactly as shown on drawing BX505 Caution If the building supply pressure is connected directly to supply water ball valve without pressure reduc...

Page 12: ...ront decal is actually the supply water at 0 outside Low mass 120 High mass 90 Circulator pump mode as factory set the circulator pump is controlled directly from the W input terminal In this setup the circulator pump continues during load control interrupt or optional remote standby switch There is a provision within the controller board inside to allow the circulator pump to not operate during l...

Page 13: ...peak mode If there is an optional or remote standby switch the status of the standby switch is also monitored by this amber LED HEAT ON red indicates a remote switch closure t stat or zoning end switch is closed between terminals R and W Inside Controller Board STAGES red these four LED s indicate which electric element stages are on and active Manual Reset Hi Limit At the top of the vessel there ...

Page 14: ...Standby Switchover SOT Timer This plug in option device allows a selection from 40 to 80 minute thermostat operating time for automatic switchover to standby boiler Order part number SOT 1 Replacement Parts WFSB Water sensor 3 ft WFS25F Outdoor sensor OT EB5623WO Controller temp sensing UFUSE0440 2 amp fuse fast blow AGC2 4038KIT Triac switch module 5127 Heating relay 5535 Safety hi limit manual 2...

Page 15: ...roller to correctly operate Do not simply leave the outdoor sensor hang in the room and attempt to run this system 6 Temperature sensing bypass the inside control board left side contains a E tab which can be used to directly step in the heating stages and in essence bypass the temperature sensing and control functions The E tab has the highest priority and overrides all temperature sensor functio...

Page 16: ... WarmFlo controller Step 1 first 5 kW is pulse modulated through the triac approximate 1Ø second cycle based upon the WarmFlo controller automatic requirement Steps 2 3 and 4 are turned on and off with relays However steps 2 3 and 4 are only used when required by the WarmFlo water temperature calculations Stage 1 may not necessarily remain at 100 but is modulated downward to meet the requirements ...

Page 17: ...1 X 1 X 1 TEE 4 3 XNPL7780 1 X 2 1 2 NIPPLE 7 4 XEL7850 1 90deg ELBOW 3 5 XBSH7180 1 X 3 4 BUSHING 2 6 5453 RELIEF VALVE 1 7 5595 AIR ELIMINATOR 1 8 XBSH7190 1 X 1 4 BUSHING 1 9 5456A PRESS TEMP GAUGE 1 10 XNPL7781 1 X 20 NIPPLE 2 11 5591 EXPANSION TANK 1 12 XNPL7783 1 X 6 NIPPLE 1 13 5503 1 BALL VALVE 3 14 5548 DRAIN VALVE 1 15 PUMP 5585 10KW 5586 15 20KW 1 16 FLANGE KIT 5580 10KW 5582 15 20KW 2 ...

Page 18: ...ARTS SHIPPED WITH BASIC BOILER MODEL 2 IF WOOD BOILER REVERSE ORDER ELECTRIC FEEDS WOOD 3 MINIMUM 20 SPACING BETWEEN FLOOR AND BOTTOM OF BOILER SAFETY VALVE 5453 AUTO FILL VALVE REGULATOR WATER SUPPLY VALVE INLET GATE VALVE DRAIN VALVE THREADED INTO TEE IN OUT EXPANSION TANK OIL GAS BOILER WITH PUMP FROM SYSTEM TO SYSTEM DRAIN OUT IN ELECTRO BOILER ...

Page 19: ...2 E K2 J1 TB4 REMOTE HI LO GND V T3 TB2 C C W R T4 T10 T8 T11 T9 COM 24VAC CS UPCB5623 C K3 F1 S S U P C B 5 6 2 3 LED4 LED3 LED2 LED1 J5 SB 4 3 2 STG STG STG STG 1 SW5 CALIB SENSOR TB1 J4 TEMP TEMP SENSOR RED ST OT COM SW1 NOTES 1 GROUNDING AND BONDING NOT SHOWN 2 CONDUCTOR SIZE AND WIRE TYPE PER NAMEPLATE CURRENT RATING CAN BE ONE FEED PER BOILER CB 3 DRAWING SHOWN WITH OPTIONAL SINGLE FEED BUS ...

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Page 23: ...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 24: ...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 25: ...de 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 through...

Page 26: ...in the installation and instruction manual and all state and federal codes and statutes If not the warranty will 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 maintaine...

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