High Efficiency Condensing Tankless Water Heater Outdoor Kit Installation Instructions
AP22604 Rev 01
Kit Contents
The conversion kit contains the following parts:
- Outdoor Box
- Installation Instructions
- Junction Box Back Panel
- Junction Box Front Panel
- Junction Box Wire Harness
- Outdoor Kit Mounting Bracket
- For WiFi Models Only:
- Screws (4) for Slide Mounting Bracket
- Screws (3) for Junction Box
- 10 ft. Cable
- Wood Screws (2) for Display Mount
- Display Mounting Back
- Display Mounting Front
- Display Cover
- Anchors (2)
Safety Precautions
! WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result, causing death, personal injury, or property damage.
- Read these instructions and the water heater instruction manual before installing this outdoor conversion kit.
- Use this outdoor conversion kit only for the intended purpose as described in these instructions.
- Be sure to install your water heater properly in accordance with local codes and the installation instructions provided.
- DO NOT attempt to repair or replace any other parts not provided in this outdoor conversion kit.
- All servicing should be referred to a qualified technician.
Compatible Models
The installation of this Outdoor Conversion Kit is for tankless water heaters with model numbers beginning with:
- ECOH160DVELN-3
- ECOH160DVELP-3
- ECOH180DVELN-3
- ECOH180DVELP-3
- ECOH200DVELN-3
- ECOH200DVELP-3
- RTGH-90DVLN-3
- RTGH-90DVLP-3
- RTGH-95DVELN-3
- RTGH-95DVELP-3
- RTGH-95DVLN-3
- RTGH-95DVLP-3
- RMTGH84DVELN-3
- RMTGH84DVELP-3
- RMTGH90DVELN-3
- RMTGH90DVELP-3
- RMTGH95DVELN-3
- RMTGH95DVELP-3
- RTGH-68DVLN-3
- RTGH-68DVLP-3
- RTGH-84DVLN-3
- RTGH-84DVLP-3
- RUTGH-68DVLN-3
- RUTGH-68DVLP-3
- RUTGH-84DVLN-3
- RUTGH-84DVLP-3
- RUTGH-90DVLN-3
- RUTGH-90DVLP-3
- RUTGH-95DVELN-3
- RUTGH-95DVELP-3
- RUTGH-95DVLN-3
- RUTGH-95DVLP-3
Tools Required
The installation of this Outdoor Conversion Kit requires the installer to have the following tools:
- Phillips head screw driver
- Wire nuts (2)
- Power cord for hard-wiring
Exhaust Hood Installation
- Locate 4 screws on the top of the unit that will be used to mount the exhaust hood.
- Loosen the four screws approximately 5 or 6 turns to prepare for the mounting brackets. Ensure the bracket is inserted along guides fully before tightening.
- Slide the mounting bracket onto the loosened screws.
- Tighten the screws to secure the brackets to the unit.
- Place the exhaust hood onto the top of the unit, aligning the exhaust pipe with the unit's outlet flue connection.
- Secure the exhaust hood to the mounting brackets using 4 screws.
- After completing all installation steps, peel off the protective film from all external surfaces.
! CAUTION: Front opening and their surrounding area can be hot while the water heater is operating. DO NOT touch these areas. DO NOT block these openings.
Display Installation Options
WiFi Models
- Option 1: Install Display Cover Over Display Inside of Unit (See: DISPLAY COVER INSTALL).
- Option 2: For a better WiFi connection, the display can be installed inside the home. See WALL MOUNTED DISPLAY INSTALL.
Non-WiFi Models
- Display cover installed to protect display.
Junction Box Installation
- Remove 4 screws from the Front Cover to access the unit's interior.
- Remove the existing power cable by disconnecting the Molex connector, ground screw, and strain relief.
- Locate the junction box mounting location and the power cord grommet.
- Mount the back of the junction box using two provided screws.
- Connect the wire harness to the power supply via wire nuts. Connect the ground wire to the back of the junction box via the ground screw. Install the strain relief into the junction box.
- Run the wire harness through the designated cut-out. Attach the front cover of the junction box with one screw.
- Reconnect the Molex connector of the wire harness to the unit.
WiFi Models Only: Wall Mounted Display Installation
- Ensure the screw is flush with the mount and does not protrude, as this will interfere with the display.
- Replace the existing display cable with the provided 10 ft cable.
- Run the cable through the wall to the desired display location.
- Use two screws to mount the back of the wall mount to the wall or desired location.
- Pull the wire through the designated route at the top left of the mount.
- Rest the display in the 'cup' at the bottom of the mount and push it into the retention clips at the top.
- Ensure there is enough slack in the wire to plug into the bottom of the display.
- Ensure the wire is tucked inside the retention clip.
- The front cover snaps onto the back of the wall mount kit.
Non-WiFi and WiFi (Optional) Display Cover Installation
NOTE: For best connectivity on WiFi models, follow instructions for Wall Mount of the display.
- Peel release paper to expose adhesive.
- Place display cover over display.
- Press firmly around the entire cover border to ensure a watertight seal.
! CAUTION: DO NOT remove the display cover once placed. It will compromise the water tight seal. Remove 4 screws and the front cover to operate the display.
! WARNING: Outdoor installation of the water heater requires a junction box and hard-wire (permanent) power supply per National code, state code or local code. Without an appropriate junction box or hard-wiring (permanent) power supply, electric shock or short circuit can cause death, personal injury or property damage.
Rheem 1 Year Limited Warranty
1 Year Limited Warranty
This part will be replaced at no cost (upon receipt of the defective part and proof of purchase) if it becomes defective during normal use within one year from date of purchase. This Limited Warranty does not cover labor or any other related expenses.
