Water Quality/Supply - Rheem RTGH-C95XLP Use And Care Manual

INSTALLATION INSTRUCTIONS
Water Quality
Water quality must be taken into account when
installing and maintaining the water heater. Water
conditions outside of the levels specified below
affect and may damage the water heater. Please
note that the limited warranty provided with the
water heater does not cover defects, malfunctions or
failures resulting from water conditions that are not in
accordance with the specifications in the table below
If you nonetheless install this water heater where the
water conditions are not within the levels specified in
the table below, Rheem recommends that you take the
(Total Dissolved
pH
Solids) TDS
6.5–8.5 Up to 500 mg/L
Cited reference: National Secondary Drinking Water Regulations
Accessory part numbers listed below. See Parts and Accessories Catalog for more information.
AllClear Water Treatment Kit RTG20251
Scale Prevention Device
Water Supply
Water Supply
CAUTION:
This water heater MUST ONLY be used with the following
water supply conditions to prevent product damage and
operation failure.
• Clean, potable water free of corrosive chemicals, sand,
dirt, and other contaminates.
• Inlet water temperatures above 32°F (0°C), but not
exceeding 120°F (49°C).
• DO NOT reverse the HOT and COLD water connections.
50
Chart for Recommended Water Quality Levels
Free Carbon Total
Aluminum
Dioxide (CO ) Hardness
2
Up to 0.05 to
Up to 15 mg/L
200 mg/L 0.2 mg/L
Accessory Kit Replacement Filter
RTG20252
RTG20246 RTG20247
following steps:
Install a water treatment device or water softener at
the same time as the original installation of the water
heater. Rheem offers a water treatment accessory that
can be installed with the water heater. (See below).
Flush the water heater's heat exchanger regularly.
Rheem offers a flush kit and isolation valves to help
remove scale build up. (See below)
Chlorides Copper Iron
Up to Up to Up to
250 mg/L 1.0 mg/L 0.3 mg/L
Tankless Flush Kit Tankless Isolation Valve
RTG20124
• DO NOT connect this water heater to water lines
previously used for space heating. All water piping and
components shall be suitable for potable water.
• With recommended water quality (See chart above).
Manganese Zinc
Up to Up to
0.05 mg/L 5 mg/L
RTG20220AB