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Part No.
PACKAGED BOILER -Natural Gas field convertible to LP as standard equip. except
Natural Gas
383-500-400
Propane Gas
383-500-401
Taco Pump
OPTIONALEQUIPMENT
Wall Mounting Kit
Alarm Control Kit
Indirect-Fired Water Heaters
RATINGS
CSA Input (Maximum)
80 MBH
CSA Input (Minimum)
16 MBH
DOE Heating Cap.
71 MBH
Net I=B=R
62 MBH
DOE AFUE
93.0%
Weil-McLain Low Temp
Seasonal Efficiency
*Note: 310 ratings are gross output and combustion efficiency.
DATA
Vent Size / Material
Combustion Air Size
Water Volume
.95 Gal.
Approx. Ship. Weight
149 lbs.
DIMENSIONS
Supply Tapping
Return Tapping
Gas Connection Size
Crate Dimensions
In the interest of continual improvements in product and performance, Weil-McLain reserves the right to change specifications without notice.
©2004 Weil-McLain
80
105
Part No.
Part No.
383-500-402 383-500-403 383-500-404
007
389-900-180
383-500-080
Matching Ultra PLUS 40, 60 and 80 Water Heaters Available
105 MBH
155 MBH
21 MBH
31 MBH
94 MBH
139 MBH
81 MBH
123 MBH
92.0%
93.0%
98.1%
Boiler return water temp=90°F and boiler outlet water temp=110°F
3" PVC/ABS
3 in.
1.07 Gal.
1.17 Gal.
154 lbs.
193 lbs.
1"
1"
1/2"
53-1/2"L x 27"W x 23-1/2"H
Locate our Sales Offices by visiting our website:
www.weil-mclain.com
Weil-McLain Ultra Boiler Patents Pending
Condensing High Efficiency
Gas Boiler
20-100% Modulation
SERIES 2
155
230
Part No.
Part No.
383-500-405
NA
0011
NA
230 MBH
310 MBH
46 MBH
62 MBH
207 MBH
*289 MBH
183 MBH
252 MBH
92.8%
*93.3%
98.0%
95.6%
3 or 4 in.
4 in.
PVC/ABS
PVC/ABS
3 or 4 in.
4 in.
1.57 Gal.
2.1 Gal.
204 lbs.
254 lbs.
1-1/4"
1-1/4"
3/4"
56"Lx27"Wx27"H
1 Supply Connection
2 Return Connection
3 Low Voltage Wire Opening
4 Electrical Entrance Openings
5 Vent Connection
6 Air Connection
7 Gas Connection
STANDARD EQUIPMENT
310
Factory Tested
Limited 15 Year Heat Exchange Warranty
Homeowner Protection Plan with
80
•5 years Parts and Labor
Cast Aluminum Block
30 PSI ASME Relief Valve
Drain Valve
Stainless Steel Burner (80, 105 & 310)
with woven steel fiber mesh
(155 & 230)
Direct Spark Ignition
Variable Speed Blower Assembly
Gas/Air Ratio Venturi with Air Silencer
Negative Pressure Regulation Gas Valve
50 VA Transformer
Combination T&P Gauge
Outlet Water Temperature Sensor
Return Water Temperature Sensor
Flue Gas Temperature Sensor
Outdoor Temperature Sensor
12 AMP 110 V Circ. Relay (310 only)
Control Module with
•
Digital Display & Data Port
•
Ignition Control
•
High Limit & Modulating Temp Control
•
Low Water Protection
•
Outdoor Reset
•
DHW Priority
•
Two Pump Controls
(Heating & DHW)
Taco Boiler Circulators:
•
1" flanges (80 & 105) Taco 007
•
1" & 1-1/4" flanges (155, 230 & 310)
Taco 0011
Complete Jacket Assembly with
Fully Removable Front Jacket Cover
Adjustable Boiler Legs
Sidewall Vent/Air Termination Kit
Line & Low Voltage
Pre-wired Terminal Strips
On/Off Power Switch
Line Voltage Service Receptacle
Condensate Trap
with Drain Tee Assembly
Propane Conversion Orifice
(All except Model 80)
boilers are low NOx Certified by the
South Coast Air Quality Management District
(Rule 1146.2) in California.
Weil-McLain
500 Blaine Street
Michigan City, IN 46360-2388
Form No. C-995R4(0504)
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