Brochure
FEATURES
Stainless steel fire-tube heat exchanger
Non-metallic heat exchanger base
Floor standing or wall-mount option with kit
Natural or LP gas
Negative regulated combustion
10 to 1 turndown ratio
Boiler circulator
Propane conversion kit
Low water cut-o
Sentinel X100 inhibitor and test kit
Low NOx < 20 PPM
BOILER
Wall-mount kit
Concentric vent kit
Condensate neutralizer kit
Sidewall vent/air termination kit
Maintenance kits
OPTIONAL EQUIPMENT
Easy maintenance with top access panel
Fully removable jacket front door
Adjustable boiler legs
On/o power switch
Line voltage service receptacle
Mounting bracket ready for wall-mount kit
Condensate trap
JACKET ASSEMBLY
Up to 8 boilers, multiple system
Series, Parallel, or SmartSequencing
Lead boiler rotation
2 network priorities for the system
2 local priorities per boiler
24 zone inputs and outputs with 8 total cascaded
boilers
Aux inputs – flow switch or end switch
System aux outputs – system pump or damper
MULTIPLE BOILER FEATURES
1-1/4” & 1-1/2” flanges (220/299) Taco 0014
1-1/4” & 1-1/2” flanges (399) Taco 0013
BOILER CIRCULATORS
Direct vent 100 ft. for intake and 100 ft. for vent
Dual pressure zones
Common combustion air
VENTING*
Easy installation with Setup Wizard
Zone and/or priority based control
Three thermostat Inputs
Outdoor reset for each priority
Rate adjustable per priority
0-10V input (modulation or setpoint)
Four total outputs
- 1 dedicated boiler circulator output
- 3 additional outputs can be used with
circulators, dampers, or system aux
Aux inputs – flow switch or end switch
Aux outputs – system pump or damper
Modbus® connectivity
Additional heat demand contact
CONTROL FEATURES
*Please call your local Weil-McLain sales oce for additional venting options.