Intellihot iN199, Installation & Operation Manual

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iN199 Technical Specifications 6
November 2021 - Revision 00
3.2 Nomenclature
Gas Inlet
Air Intake
Exhaust Port
Pressure
Relief Valve
Hot Water Outlet
Recirculation Inlet
Cold Water Inlet
3.3 High Elevation Installations
For operation at elevations above 2,000 feet, the hot water
delivery capacity should be reduced by 4% for each 1,000
feet above sea level.
Clearance Requirements
For the water heater to operate properly and efficiently, the
clearances specified in the table below are recommended.
21"
6"
6"
6"
6"
(top)
Service Clearances: If multiple units are installed, complete the electrical
connections first before making all other connections (gas, water, supply
air, exhaust, and condensate). This enables the 1" side to side clearances
mentioned in 3.1 Specifications Chart.
Location Required Recommended
From
Combustibles
From Non-
Combustibles
Service
Clearance 1
Top 6" (15 cm) 2" (51 cm) 6" (15 cm)
Back 5/8" (16 mm) 5/8" (16 mm) 4" (10 cm)
Sides 1" (25 mm) 1/2" (13 mm) 6" (15 mm)
Front 2" (5 cm) 2" (5 cm) 21" (53 cm)
Bottom 0" (0 mm) 0" (0 mm) 0" (0 mm)
1
Service clearances are recommended dimensions to allow for normal
service of the unit.