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PART 3 – TECHNICAL SPECIFICATIONS
MODEL
Installation
Minimum / Maximum Input (Btu/Hr)
Hot Water Capacity
Flue System
Vent Run
Weight (lbs)
Orifice Size
Gas Supply Pressure
Manifold Pressure
Power Supply
General Operating Conditions
Ignition System
Burner System
Gas Valve System
Minimum Flow Rate
Internal Pipe Material
Dimensions
Sub Heat Exchanger Water Capacity (DHW)
Main Controller / Control Panel
Water Pressure
Connection Sizes
Materials
Safety Devices
Table 3 – Technical Specifications
o
35
F Rise
o
45
F Rise
o
77
F Rise
NG
LP
NG
LP
Min (3")
Max (3")
Main Supply
Maximum Power
Consumption
Temperature
Input Ratings
Product Approvals and Requirements
Cold Water Inlet /
Hot Water Outlet
Gas Inlet
Cabinet
Heat Exchanger
Flame Rod, Burner Overheat Cut Off Device 302
Flue High Limit Switch 149
(93
WGRTNG199 / WGRTLP199
Indoor, Wall Hung, Fully Condensing
Sealed Combustion Direct Vent
2" (15 feet), 3" (100 feet), Schedule 40 PVC, CPVC, PP
NG: -0.01" / LP: -0.11" WC
NG: -0.05" / LP: -0.06" WC
Ambient Temperature Range: 33 – 104
Operating Relative Humidity: Up to 90% at 140
Shipping and Storage Temperature Range: -4 – 176
Power Supply and Communication (CN4): 14V DC
EMC: 89/336/EEC
LVD: 73/23/EEC)
Direct Electronic Ignition / Automatic Flame Sensing
Single Orifice Premixed Fuel Modulation Metal Fiber Infrared
W 17.3" – H 27.6" – D 14.8"
P-920C / GTH-9500C
Min 15 – Max 150 PSI
Cold Rolled Carbon Steel
Primary Heat Exchanger: Stainless Steel
Secondary Heat Exchanger: Stainless Steel
o
F (65
o
C), Freeze Protection Ceramic Heater (Turns on at 41
19,900 / 199,000
11 Gal
8.5 Gal
5 Gal
88
.374" (9.5 mm)
Consult Factory
3.5" to 14" WC
3.5" to 14" WC
120V 60 Hz
135W
o
F (0.6 – 40
o
F (40
Air Ratio Valve
0.5 GPM
Stainless Steel
Under 2 Gallons
¾" NPT
¾" NPT
o
o
F (150
C), Gas Leak Detector,
o
C), Water Temperature High Limit Switch 199
o
o
59
F / 15
C)
WHL-004 REV. 12.17.14
9
o
C)
o
C)
o
o
F (-20 – 80
C)
o
F
o
o
F / 5
C, Turns off at
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