Submittal Sheet

Project Name: ____________________________________________________________________________
Location:_________________________________________________________________________________
Engineer: ________________________________________________________________________________
Contractor: _______________________________________________________________________________
Product Features
• Certified to ANSI Z 21.13 / CSA 4.9 Gas-fired boiler
standard (pending)
• ASME “H” stamped boiler, designed and constructed in
compliance with the ASME Boiler and Pressure Vessel
Code Section IV.
• Maximum operating pressure 30 psi –
(80 psi CHS-300 - CHS-399)
• Automatic reset low water cutoff – factory installed
• Field conversion from Natural Gas (factory) to propane
• Modulating burner, 5:1 turndown
• Direct Spark Ignition
• Wall (standard) or floor mounting (w/opt. kit, part #818171)
• Zero clearance to combustibles
• Optional sidewall vent kit
Factory Supplied Items
• 10K thermal outdoor sensor
• 30 psi ASME relief valve
(50 & 75 psi option on CHS-300 & CHS- 399)
• Pressure Gauge
Control Features
• Integral microprocessor safety control
• 2 central heat inputs (high & low control)
• Domestic Hot Water Priority
• Outdoor reset
• Warm weather shutdown
• Lead-Lag up to 8 CHS boilers
General Specifications:
Ratings:
Quantity
Input NG/L.P. (MBH)
Heating Capacity
BTU/hr (MBH)
AHRI Net Rating
BTU/hr (MBH)
AFUE %
Model Min BTU/hr Max BTU/hr
CHS-85
CHS-110
CHS-155
CHS-175
CHS-200
CHS-250
CHS-300
CHS-399
17/17.6
21.6/22.6
31
31
31
31
79.8
79.8
85/88
108/113
155
175
200
250
299
399
78
99
144
163
185
230
278
380
†
68
86
125
141
160
199
239
330
95.0
95.0
95.0
95.0
95.0
95.0
94.0
95.4*
Model
Water
Connection
NPT in
Gas Connection
NPT in
Vent/Air-Intake
Pipe Dia. in
Vent /Air Inlet Max Length Ft., NG/LP
Approx. Wt
w/water lb.
2 in. venting 3 in. venting 4 in. venting
CHS-85
CHS-110
CHS-155
CHS-175
CHS-200
CHS-250
CHS-300
CHS-399
1
1
1 1/4
1 1/4
1 1/4
1 1/4
1 1/2
1 1/2
1/2
1/2
1/2
1/2
1/2
1/2
3/4
3/4
2 or 3
2 or 3
3
3
3
3
4
4
100/35
100/25
N/A
N/A
N/A
N/A
N/A
N/A
150/150
150/150
100
100
100
100
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
100
100
110
110
180
180
180
180
250
250
Water, Gas, Air-Take/Exhaust & Approximate Weight
CHS-85 thru CHS-399
HIGH EFFICIENCY GAS MODULATING CONDENSING BOILER
SUBMITTAL SHEET
†
Gross output * Thermal Efficiency