NR662

NR662

Technical Specifications

Outdoor

Home Size

• Southern climate: 2 baths
• Northern climate: 1.5 baths

Outdoor Unit Dimensions

• 20.5” (H) x 13.8” (W) x 6.7” (D)

Weight

• 36 lbs

Gas Consumption

• Min. 15,000 btuh
• Max. 140,000 btuh

(NG & LP)

• Natural Gas/Propane

Capacity Range

• 0.5 – 6.6 GPM

Uniform Energy Factor

• 0.81 (UEF)

Temperature Settings

• 100-150 F( IN 5° F Intervals)

Our NR66 series is perfect for apartments, condominiums and townhouses with 1-2 showers. When properly sized, they provide an endless supply of hot water and are designed to be more efficient than traditional tank-type water heaters. These compact heaters will save space without compromising power. Built-in features include safety lock-out, freeze protection, and high elevation adjustment. PVC CANNOT be used for venting.

These units also offer several innovations:

• Safety lock out – Default max. 120 degrees (refer to owner’s manual for higher temp)
• Standard burner – High performance single flame burner.
• Fully modulating burner – Automatically adjusts burner level accordingly.
• Turbo Flow – Up to 6.6 GPM @ 35° temperature rise (5.3 GPM @ 45° rise).
• Direct ignition – No standby pilot light.
• Thermal fuse – Automatic overheat protection system.
• Resin coated PC board – Increases durability and protection from elements.
• Automatic air regulator – Monitors internal temperature/maximizes burner efficiency.
• Resin coated PC board – Increases durability and protection from elements.