Product Overview

Sidewall Direct Vent
Multiple Venting Options:
Intheinterestofcontinualimprovementsinproductandperformance,Weil-McLainreservestherighttochangespecificationwithoutnotice.
C-1170(0513)
Through-the-roof Vent
1 Boiler supply tapping: 1" NPT
2 Boiler return tapping: 1" NPT
3 Control display with navigation buttons
4 Electrical entrance openings
5 Vent connection: 3" PVC
6 Gas connection
7 Condensate trap nozzle
8 Air connection: 3" PVC
*NaturalgasfieldconvertibletoLPasstandardequipment
Model Supply
Tapping
In.
Return
Tapping
In.
Gas
Connection
Size In.
Minimum
Recommended
Pipe Size In.
Approx.
Shipping
Weight (lbs)
ECO70 1 1 1/2 1 117
ECO110 1 1 1/2 1 117
ECO155 11/4 11/4 1/2 11/4 130
Model* Input
MBH
Max Min
DOE
Heating
Capacity
MBH
Net I=B=R
Water
Ratings
MBH
DOE
Seasonal
Efficiency
AFUE%
Vent
Diameter
Inches
Vent
Material
Boiler
Water
Content
Gal.
ECO70 7014 65 57 95.2 3 PVC,CPVC,PP,SS 2.5
ECO110 11022 101 88 95.0 3 PVC,CPVC,PP,SS 2.5
ECO155 15528 143 124 95.1 3 PVC,CPVC,PP,SS 3.2
™
39"
Weil-McLain,999McClintockDr.,BurrRidge,IL60527|www.weil-mclain.com
Optional Boiler Stand
STANDARD EQUIPMENT
BOILER
• StainlessSteelHeatExchanger
• 30PSIASMEReliefValve
• DrainValve
• StainlessSteelBurner
• DirectSparkIgnition
• VariableSpeedBlowerAssembly
• VenturiMixingSystemwithAirSilencer
• NegativePressureRegulatedGasValve
• 50VATransformer
• DualScaleTemp.&PressureGauge
• OutletWaterTemp.Sensor
• InletWaterTemp.Sensor
• FlueGasTemp.Sensor
• OutdoorTemp.Sensor
• SentinelX100InhibitorandTestKit
CONTROL MODULE
• 3.5”LCDDisplay
• CentralHeatCirculatorControl
• DHWCirculatorControlw/Priority
• IgnitionControl
• HighLimit&ModulatingTemp.Control
• OutdoorReset
• FreezeProtection
• CirculatorExcercising
COMPLETE JACKET ASSEMBLY WITH
• FullyRemovableJacketFrontDoor
• MountingBracket
• CondensateTrap
• PropaneConversionOrifice
OPTIONAL EQUIPMENT
• ConcentricVentKit
• CondensateNeutralizerKit
• LowWaterCut-offKit
• SidwallVent/AirTerminationKit
• BoilerStandKit
• MaintenanceKits