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Slant/Fin Monitron EH-08-135KB Operation And Installation Instructions Manual

Slant/Fin Monitron EH-08-135KB Operation And Installation Instructions Manual

Electric
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EH-40-LB_515_EH-40 8/14/15 3:05 PM Page 1
MODEL EH ELECTRIC BOILER
EH-08-135LB through EH-40-135LB, single phase, 3 wire, 120/208V, 120/240V
EH-12-345LB through EH-40-345LB, three phase WYE, 4 wire 120/208V
OPERATION AND INSTALLATION INSTRUCTIONS
CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .PAGE
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Air Eliminator and Expansion Tanks . . . . . . . . . . . . . . . . . .2
Flow Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Bypass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Wall Thermostat Flow Switch and Circulator . . . . . . . . . . .2
Typical Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Rough-in Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Electrical Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Typical Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Typical Zone Valve Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Fill System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Air Elimination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Bypass Flow Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . .7
Check for Proper Boiler and System Operation . . . . . . . . .7
Operation (models equipped with seq. control system) . . . . . . .7
Periodic Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Appendix A, B, C & D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Heating Contractor
Address
Phone Number
LB
IMPORTANT:
This manual must be left with owner and should be hung
on or adjacent to the boiler for reference.
Wiring diagram located on inside front panel.
Boiler Model Number
Boiler Serial Number
Installation Date
Part # 790921000 • Publication EH-40-LB • Printed in U.S.A. 615

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Summary of Contents for Slant/Fin Monitron EH-08-135KB

  • Page 1 EH-40-LB_515_EH-40 8/14/15 3:05 PM Page 1 MODEL EH ELECTRIC BOILER EH-08-135LB through EH-40-135LB, single phase, 3 wire, 120/208V, 120/240V EH-12-345LB through EH-40-345LB, three phase WYE, 4 wire 120/208V OPERATION AND INSTALLATION INSTRUCTIONS CONTENTS ........PAGE Description .
  • Page 2 EH-40-LB_515_EH-40 8/14/15 3:05 PM Page 2 Monitron LB Boiler Operation and Installation Instructions DESCRIPTION Multi-zone Balancing The Monitron boiler is a low pressure hot water heating electric boiler. Raise all zone thermostat settings and verify that all zone valves are The heating elements are sheathed resistance type.
  • Page 3 EH-40-LB_515_EH-40 8/14/15 3:05 PM Page 3 Monitron LB Boiler Operation and Installation Instructions Figure 1 MONITRON "ROUGH-IN" DIMENSIONS 1. UNIT MAY BE FULLY ENCLOSED IF CLEARANCE DIMENSIONS ARE RESPECTED. 2. DUAL DIMENSIONS ARE INCH [MM] 4 19/32 [117] 1 3/4 [44] 1 3/4 [44] 1/8 [3] 1 27/32 [47]...
  • Page 4 EH-40-LB_515_EH-40 8/14/15 3:05 PM Page 4 Monitron LB Boiler Operation and Installation Instructions Table 1. Lug Sizes Main Lug Grounding Wire Size Model Phase CU-AL† Wire Size EH-35-40LB 350-6 Cu/AI 6-2/0 EH-8-32LB 2/0-14 Cu 6-2/0 EH-12-40LB 2/0-14 Cu 6-2/0 Neutral Lug Wire Size: 2/0-6 †...
  • Page 5 EH-40-LB_515_EH-40 8/14/15 3:05 PM Page 5 Monitron LB Boiler Operation and Installation Instructions Figure 3. Typical Single Zone Piping Figure 4. Typical Multi-Zone using 2-Way Valves Figure 5. Typical Multi-Zone Using 3-Way Valves NOTES: Optional blocking gate valve and hose end valve used (with drain valve) for fast fill and purge of system. IMPORTANT: Close bypass line valve (if used) during purging.
  • Page 6 EH-40-LB_515_EH-40 8/14/15 3:05 PM Page 6 Monitron LB Boiler Operation and Installation Instructions LINE VOLTAGE (120V) TERMINAL “B” LOCK FOR OUTDOOR THERMOSTAT IF USED OR JUMPERED IF NOT. VOLTAGE (24 V) TERMINAL BLOCK Figure 6. Typical Zoning Valve Wiring MULTIZONING OF BOILER; PUMP ZONING SYSTEM USING R845A RELAY BOILER Figure 7.
  • Page 7: Operation

    EH-40-LB_515_EH-40 8/14/15 3:05 PM Page 7 Monitron LB Boiler Operation and Installation Instructions START-UP OPERATION NOTE: Make sure that all circuit breakers ahead of boiler are OFF. IMPORTANT: Fill System DO NOT operate boiler until the following criteria have See Figures 3 through 5 for suggested purge valve and blocking been met: valve.
  • Page 8 The boiler warrenty does not cover leaks resulting from corrosion caused by the use of underfloor plastic tubing without an oxygen diffusion barrier. Systems must have the non-oxygen diffusion barrier tubing separated from the boiler with a heat exchanger. Slant/Fin recommends the use of underfloor plastic tubing with an oxygen diffusion barrier.

This manual is also suitable for:

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