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Kit Part Number:
For Use with Rinnai Recess Box:
For Use with Rinnai Tankless
Water Heater Models:
WARNING
•
Failure to correctly assemble the components according to these instructions may result in electric shock, injury,
or death.
•
A trained and qualified professional must install and inspect the recess box before use.
•
Warranty will be voided due to any improper installation.
•
For outdoor installation only.
•
Make sure the recess box is accessible for servicing and maintenance of the water heater.
Before installation, please make sure all parts are located inside the product box.
Item #
1
Retrofit Door Panel
2
Mounting Bracket
3
No. 10 Screws
4
Locator Label
5
Vent Cap
6
No.8 Screws
7
Locking Bracket-Retro Fit
8
8-32 Nuts & Washers
9
Installation Instructions (this document)
•
Standard plumbing tools, such as pliers, pipe wrenches and screwdrivers
•
Isolation Valve Kit
•
Sealant and Caulk Gun
•
Drill (for drilling pilot holes, piping connections and removing rivets)
•
Hex Head Nut Driver
•
Phillips Head Screwdriver
104000336
RGB-CTWH-3, RGB-CTWH-2, RGB-CTWH
•
RX199i (REU-NB3237FF-US)
•
RX180i (REU-NB2934FF-US)
•
RX160i (REU-NB2530FF-US)
•
RX130i (REU-NB2024FF-US)
•
RXP199i (REU-NBP3237FF-US)
Item
•
RXP160i (REU-NBP2530FF-US)
•
CX199i (REU-NB3237FFC-US)
•
CX160i (REU-NB2530FFC-US)
•
CXP199i (REU-NBP3237FFC-US)
•
CXP160i (REU-NBP2530FFC-US)
Qty
Figure 1
1
1
6
8
3
1
3
4
1
3
1
5
8
2
7
4
1
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Summary of Contents for Rinnai 104000336
- Page 1 Kit Part Number: 104000336 For Use with Rinnai Recess Box: RGB-CTWH-3, RGB-CTWH-2, RGB-CTWH • • RX199i (REU-NB3237FF-US) RXP160i (REU-NBP2530FF-US) For Use with Rinnai Tankless • • RX180i (REU-NB2934FF-US) CX199i (REU-NB3237FFC-US) Water Heater Models: • • RX160i (REU-NB2530FF-US) CX160i (REU-NB2530FFC-US) •...
- Page 2 4. Carefully pull out the existing water heater from the recess box (Figure 5). Figure 5 1. Remove the existing door panel and discard it (Figure 2). Figure 2 Discard Existing Door 1. Bend L-bracket towards front for easy installation of new water heater (Figure 6).
- Page 3 2. Drill 4 pilot holes on the back panel of recess box using #21 drill bit to install the mounting bracket. Install mounting bracket using 4 no.10 screws 1. Remove two screws holding the exhaust adapter (Figure 8). ring (Figure 11). Figure 8 Figure 11 4 X No.
- Page 4 1. Remove the caps from the water heater pipes and install the isolation valve kit (field-supplied). 1. Lift the water heater into the recess box and guide 2. Install the pipes through the drilled access holes in the top bracket of water heater to mounting bracket the recess box (Figure 18).
- Page 5 “Priority” button or hot water lines; these areas become hot and could cause burns. 3. Open the Rinnai Central app from your smart device WARNING and log into the Rinnai Central app with a If proper settings are not selected before you use the professional account.
- Page 6 “nG” (natural gas). Figure 26 “Priority” button 6. Follow the steps in the Rinnai Central app to adjust your tankless water heater settings. 3(A). If using natural gas: Press the “On/Off” button to NOTE: The water heater MUST be set to confirm natural gas.
- Page 7 Figure 32 4. The controller displays “In” (indoor). Figure 29 9. When settings are complete, the controller display 5. Press the up or down arrow buttons. The controller will appear blank. displays “Out” (Outdoor). Press the “On/Off” button to turn on the unit. Press the “On/Off”...
- Page 8 TERMINATION Figure 35: Room Air and External Termination Clearances SNOW Regulator vent outlet. In the event no regulator is present, H and I can be disregarded. Canadian Installations U.S. Installtions (CSA B149.1) (ANSI Z223.1/NFPA 54) Other than direct vent (Outdoor Other than direct vent (Outdoor Description unit and/or Room Air)
- Page 9 Termination Clearance for External (Outdoor) Water Heaters Figure 36 36 in. (0.91 m) to ventilated or unventilated soffit or eve vent; or to a deck or porch 12 in. (0.30 m) 60 in. (1.52 m) vertically between terminals Corner...