Argo AT0623 Installation, Operation & Maintenance Manual
"at" series electric hot water boilers for forced hot water
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- Installation, operation & maintenance manual (36 pages) ,
- Installation manual and operating instructions (28 pages)
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"AT" SERIES ELECTRIC
HOT WATER BOILERS
FOR FORCED HOT WATER
INSTALLATION,
OPERATION &
MAINTENANCE
MANUAL
H
An ISO 9001-2008 Certified Company
ECR International, Inc.
2201 Dwyer Ave
Utica, NY 13501
Information and specifications outlined in this manual in effect at the
time of printing of this manual. ECR International reserves the right to
discontinue, change specifications or system design at any time without
notice and without incurring any obligation, whatsoever.
P/N# I80, Rev. C [08/10]
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Table of Contents
Troubleshooting
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Summary of Contents for Argo AT0623
- Page 1 "AT" SERIES ELECTRIC HOT WATER BOILERS FOR FORCED HOT WATER INSTALLATION, OPERATION & MAINTENANCE MANUAL An ISO 9001-2008 Certified Company ECR International, Inc. 2201 Dwyer Ave Utica, NY 13501 Information and specifications outlined in this manual in effect at the time of printing of this manual.
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Page 2: Table Of Contents
insTALLATion mAnuAL And opErATing insTrucTions TABLE of conTEnTs NOTICE Safety Symbols ...........2 Read the following instructions completely Warnings .............2 before installing!! Introduction ..........3 Product Description ........3 Voltage Rating Tables ........4 WARNING Installation Procedure ........5 BOILER SIzINg IS CRUCIAL. The maximum Design of Water Circulating System .... -
Page 3: Warnings
Installation of boiler should be done only by qualified expert and in accordance with Argo electric boilers are designed and manufactured appropriate installation manual. Installing with quality components for maximum life, durability boiler or any other electric appliance with and minimum service. -
Page 4: Voltage Rating Tables
VoLTAgE rATing TABLEs INSTALLATION MANUAL AND OPERATING INSTRUCTIONS... -
Page 5: Installation Procedure
insTALLATion procEdurE Improper installation, adjustment, alteration, service or Install unit with minimum clearance from top of unit to maintenance can cause injury or property damage. ceiling of 16 inches. If minimum requirements of space are used, suggested enclosure be exposed to means of Installation must conform to requirements of authority ventilation. -
Page 6: Design Of Water Circulating System
dEsign of WATEr circuLATing sysTEm System should be designed as primary/secondary piping 4. Suggested plumbing arrangements are illustrated in and to operate with a maximum output temperature of Figures 2 & 3. Inlet or return pipe is located at bottom 180ºF or lower and a temperature rise across the unit of unit. - Page 7 primAry/sEcondAry piping figurE 2 PRIMARY/SECONDARY PIPING FOR MULTIPLE zONING WITh CIRCULATORS figurE 3 PRIMARY/SECONDARY PIPING FOR MULTIPLE zONING WITh zONE VALVES...
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Page 8: Connecting Electrical Power Supply
Wiring diAgrAm Do not use aluminum wire!! Argo Electric Hydronic Boilers are pre-wired for use with 240-volt, 3 wire, single-phase, 50/60-hertz power. See Table A on page 4 for reduction in boiler capacity when line voltage is less than 240 volts. - Page 9 connEcTing ELEcTricAL poWEr suppLy figurE 5 conTroL informATion CoNtRol boaRD PoWER CoNSUmPtIoN: 0.8A max. lED DISPlay lIGHtS (Figure 6): A total of 8 LED indicator lights display the following information: T-T (green): LED lit when thermostat calling for heat. Fault (Red): LED lit/flashes operating error/safety fault. Safety Switch (green): LED no safety faults.
- Page 10 conTroL informATion Continued CoNtRol boaRD SPECIfICatIoNS: and set point temperature. After call for heat has been satisfied, elements will • Dimensions: 5-7/8"(W) x 9-3/8" (L) x 1-5/8" (H) de-energize ("Element" LEDs turn off) by control and circulator will continue to be energized for 3 •...
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Page 11: Wiring Diagrams
Wiring diAgrAms figurE 7A... - Page 12 Wiring diAgrAms figurE 7B...
- Page 13 Wiring diAgrAms figurE 8A...
- Page 14 Wiring diAgrAms figurE 8B...
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Page 15: Thermostat Installation
0.1 amps. 3. Do not install thermostat where it will be affected by sunlight, drafts, televisions, lighting fixtures, hot or cold pipes, fireplaces, or chimneys. NotE: your Argo AT Boiler will work with standard and programmable setback thermostats. Some programmable thermostats... -
Page 16: Troubleshooting
THErmosTAT insTALLATion When thermostat calls for heat, circulator will be energized and indicator LED will light. Heating elements are energized with element indicator LEDs. Once boiler water temperature reaches set point on temperature adjustment dial, controller will regulate boiler by staging its elements. -
Page 17: Maintenance
mAinTEnAncE Hydronic block requires only minimum of periodic figurE 9 maintenance. Preventive maintenance tasks described below are not difficult and when done annually, will aid unit to continue its trouble free operation. CAUTION Turn off main power switch to block at main service entrance before any work requiring removal of cover is done for safety. -
Page 18: Parts List - 2 Element Electric Boilers
pArTs LisT - 2 ELEmEnT ELEcTric BoiLErs 2 ELEMENT BOILER (side View) 2 ELEMENT BOILER 2 ELEMENT BOILER with Power Block with Breakers 2 Element Electric Boiler w/Breakers 2 Element Electric Boiler w/Power Block Part Part Item Description Item Description Number Number Safety Limit Control (High Limit - Fixed Temp) -
Page 19: Parts List - 4 Element Electric Boilers
pArTs LisT - 4 ELEmEnT ELEcTric BoiLErs 4 ELEMENT BOILER (side View) 4 ELEMENT BOILER 4 ELEMENT BOILER with Power Block with Breakers 4 Element Electric Boiler w/Power Block 4 Element Electric Boiler w/Breakers Part Item Description Part Number Item Description Number Safety Limit Control (High Limit - Fixed Temp) -
Page 20: Additional Wiring Diagrams
R35C ISOLATION Relay Base, DIN Rail RELAY 240004745 Mount DIN Rail Approximatly 240004746 2" Long NOTE: NUMBERS REFER TO NUMBER ARGO DESIGNATIONS ON RELAY BASE, SEE BELOW. AR822-2II FACTORY INSTALLED JUMPER 120VAC CIR. SECONDARY CIRCULATOR RELAY PUMP 120 VAC RELAY... - Page 21 TWO ZONES WITH CIRCULATORS 2 BOILERS ZONE 1 ZONE 2 THERMOSTAT SPST (2 WIRE) 24 VAC TR TW TR TW ZONE 1 ZONE 2 ARGO THERMOSTATS ARM-2P ISOLATED SWITCH ZONE 1 ZONE 2 X1 X1 X2 X2 120 VAC CIR.
- Page 22 AddiTionAL Wiring diAgrAms THREE ZONES WITH CONTROL VALVES ZONE 1 ZONE 2 ZONE 3 THERMOSTAT SPST (2 WIRE) ZONE 1 ZONE 2 ZONE 3 ARGO THERMOSTATS AZ-3 SWITCH ZONE 1 ZONE 2 ZONE 3 ZONE ZONE ZONE VALVE VALVE VALVE "AT"...
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Page 23: Modular Boiler Piping
moduLAr BoiLEr piping... -
Page 24: Troubleshooting
TrouBLEsHooTing - fLoWcHArT#1 WARNING Due to exposure to potentially dangerous volt- ages, troubleshooting should be performed by a qualified installer or service agency only. Failure to do so could result in property dam- age, personal injury, or loss of life. Yes (see Flowchart #3) Green T-T indicator LED is Is audible alarm sounding... - Page 25 TrouBLEsHooTing - fLoWcHArT#2 No (From Flowchart#1) Verify power Verify 120vac Is the circulator indicator supply to power to LED on? system. Board L-N. Verify that circulator is Replace the boiler control Verify that 120vac is present operating properly. board. at the circulator terminals. Verify circulator wiring or replace circulator.
- Page 26 TrouBLEsHooTing - fLoWcHArT#3...
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Page 27: At" Series Boiler Dimensions
TrouBLEsHooTing - fLoWcHArT#4 OK (From Flowchart#3) Remove jumper from Does visual/audible alarm LWC-LWC and replace shut off with jumper in- LWC-LWC leads. stalled? Check water supply and Remove leads from water level in system. Fill flow-flow and test with a system if low. -
Page 28: Homeowner's Reference Table
HomEoWnEr's rEfErEncE TABLE hOMEOWNER'S REFERENCE TABLE Model Number: _____________________________________________ Serial Number: ______________________________________________ Date Installed: ______________________________________________ Contractor: _________________________________________________ Contact: ___________________________________________________ Address: ___________________________________________________ ___________________________________________________________ Telephone Number: __________________________________________ After hours Number: _________________________________________ If different from Installation Contractor: Service Tech: _______________________________________________ Telephone Number: __________________________________________ After hours Number: _________________________________________ ECR International Inc.
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