Installation Instructions

whl-590 Rev. 003 Rel. 003 Date 3.22.18
13
I. Technical Specications
Model 150 199
Installation Indoor, Wall Hung, Fully Condensing
Minimum / Maximum Input (Btu/Hr) 15,000 / 150,000 19,900 / 199,000
Hot Water Capacity
35
o
F Rise 8.2 GPM 11 GPM
45
o
F Rise 6.4 GPM 8.5 GPM
77
o
F Rise 3.7 GPM 5 GPM
Flue System Category IV, Sealed Combustion Direct Vent, Power Vent
Vent Run 2” (50 feet), 3” (100 feet), Schedule 40 PVC, CPVC, PP
Weight (lbs) 90 100
Orice Size
NG 7.2 mm (0.284”) 8.3 mm (0.327”)
LP 5.5 mm (0.217”) 6.2 mm (0.240”)
Gas Supply
Pressure
NG
3.5” to 14” WC
LP
Manifold
Pressure
Min (3”) NG/LP: 0.006” NG: 0.003” / LP: 0.004” WC
Max (3”) NG/LP: -0.13” NG: -0.19” / LP: -0.20” WC
Power
Supply
Main Supply 120V 60 Hz, 10A
Maximum Power
Consumption
72W (with Pump 100W)
General Operating Conditions
Ambient Temperature Range: 33 – 104
o
F (0.6 – 40
o
C)
Operating Relative Humidity: Up to 90% at 104
o
F (40
o
C)
Shipping and Storage Temperature Range: -4 – 176
o
F (-20 – 80
o
C)
Power Supply and Communication (CN4): 14V DC
Product Approvals and Requirements
EMC: 89/336/EEC
LVD: 73/23/EEC
Ignition System Direct Electronic Ignition / Automatic Flame Sensing
Burner System Single Orice Premixed Fuel Modulation / Ceramic Fiber Burner
Gas Valve System Air Ratio Valve
Minimum Flow Rate 0.5 GPM (zero activation with internal recirculation mode active)
Internal Pipe Material Copper
Dimensions W 17.5” - H 30” - D 15.5” W 19.7” - H 32” - D 16.3”
Heat Exchanger Water Capacity (DHW) 2.3 Gallons 3.5 Gallons
Control Panel / Main Controller P-950CH / NGTH-10CH
Water Pressure Min 12 - Max 150 PSI
DHW Setpoint Temperature Range 100 – 140
o
F (35 – 60
o
C)
Connection
Sizes
Cold Water Inlet /
Hot Water Outlet /
Recirculation Return
3/4” NPT
Gas Inlet 3/4” NPT
Materials
Cabinet Cold Rolled Carbon Steel
Heat Exchanger 316L Stainless Steel
Safety Devices
Optical Flame Sensor, Burner Plate High Limit (392
o
F), Water Temperature High Limit Sensor
(203
o
F), Water Leak Detection, Freeze Protection (Three Stage Operation - Activates at
46
o
F – See Freeze Protection in Installer Menu for Details), Exhaust Temperature High Limit
Sensor (190
o
F), Blocked Flue and Intake Sensor, Condensate Switch, Built-In Low Water Cut-
O Probe
Table 8 - Technical Specications