Specifications.
Model
Minimum Gas Consumption Btu/h
Maximum Gas Consumption Btu/h
Hot water capacity (Min.–Max.)*
Hot water capacity (35°F rise)
Default Temperature Setting
(no control)
Remote Control Default
Temperature Setting
Maximum Temperature Setting
Minimum Temperature Setting
Weight
Noise Level
Normal
Electrical
Standby
Consumption
Anti-Frost Protection
Natural Gas
Minimum Gas
Supply Pressure
Propane
Natural Gas
Maximum Gas
Supply Pressure
Propane
Approved Gas Type
Connections
Ignition System
Electrical Connections
Water Supply Pressure
Maximum Water Supply Pressure
Remote Control
* Minimum and maximum water flow may vary slightly, depending on the temperature setting and the inlet water temperature.
The maximum inlet gas pressure must not exceed the value specified by the manufacturer. The minimum value listed is for the purpose of input adjustment.
12
GN75
180,000
0.6–7.5 GPM (2.3–28.5 L/min)
7.5 GPM (28.5 L/min)
Approximately 49 lbs (22 kg) Indoor Units, 46 lbs (21 kg) Outdoor Units
Natural Gas or Propane – Ensure unit matches gas type it is being installed on.
Gas Supply: 3/4" MNPT, Cold Water Inlet: 3/4" MNPT, Hot Water Outlet: 3/4" MNPT
Minimum Water Pressure: 20 PSI (Recommended 30–80 PSI for maximum performance;
full flow cannot be achieved with 20 psi inlet pressure)
Non-Polarized Two-Core Cable (Minimum 22 AWG)
Remote Control: DC 12 Volts (Digital)
GN94 and GP94
15,000
199,000 (NG)/190,000 (LP)
0.6–9.4 GPM (2.3–35.5 L/min)
9.4 GPM (35.5 L/min)
120°F (49°C)
104°F (40°C)
140°F (60°C)
98°F (37°C)
55dB (A)
79 W
2.8 W
100 W
5" WC
8" WC
10.5" WC
13.5" WC
Direct Electronic Ignition
AC 120 Volts, 60 Hz.
150 PSI