Rinnai R94LSe REU-VA2535WD, R75LSe REU-VA2528WD, R/C85e REU-V2532W(C), R/C85ePLUS REU-V2532WD(C), R70e REU-V2526W rec recess box Installation instructions

Rinnai R94LSe REU-VA2535WD, R75LSe REU-VA2528WD, R/C85e REU-V2532W(C), R/C85ePLUS REU-V2532WD(C), R70e REU-V2526W rec recess box Installation instructions

Rinnai V2526W is a versatile water heater that offers reliable performance for various residential and commercial applications. It boasts advanced features for efficient hot water delivery, including a high-efficiency heat exchanger, electronic ignition system, and adjustable temperature control. This model is designed for both indoor and outdoor installations, providing a flexible solution for your hot water needs. Trust Rinnai V2526W for a dependable hot water supply, whether it's for showers, dishwashing, or other household tasks.

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Rinnai RGB-25U Recess Box Installation Instructions | Manualzz

RGB-25U Recess Box

INSTALLATION INSTRUCTIONS

For the: R94LSe ● REU-VA2535WD

R75LSe ● REU-VA2528WD

R/C85e ● REU-V2532W(C)

R/C85ePLUS ● REU-V2532WD(C)

R70e ● REU-V2526W

The RGB-25U includes: box bracket

1 mounting nuts

(11/32) bracket

1. Determine a suitable location meeting the installation clearances shown in Figure 1 below.

Local building codes may restrict the clearances shown below. If you are unsure if the clearances are acceptable in your area, consult with local building officials to verify prior to proceeding with installation.

Clearance to gas meter and electric meter shall be in accordance with local codes and the requirements of the gas supplier or electric supplier.

Figure 1 Clearances

All dimensions are from edge of box

32” (0.91 m) to a soffit or eve vent; or to a porch or deck

12” (0.30 m) to window or door that may be opened

8.5” (216 mm) to inside corner

Note: The clearance to combustibles of the water heater/recess box assembly are zero inches to all surfaces of the recess box. A 24” clearance to combustibles and non-combustibles must be maintained from the front of the unit for servicing.

12” (0.30 m) to air inlets or vents

12” (0.30 m) to ground / snow line

2. Drill 4 holes spaced out along the length of each side of the recess box. The recess box is designed to be fitted between 2 studs and secured through these holes. (Figure 2)

3. Bottom Hole Access: Use the provided template to drill the appropriate holes for water, gas and electric access.

Side Hole Access: Identify the appropriate hole locations for water, gas and electric. Watch for interference with the framing stud before drill the holes.

4. All recess box penetrations must be sealed to prevent moisture from entering the wall. drill screw holes - each side

5. Apply a 3/8” bead of sealant along the back of the box flange. mounting bracket and screw washers

Figure 3 Figure 2

Rinnai Corporation • 103 International Drive • Peachtree City, GA 30269 • Toll-Free: 1-800-621-9419 • Fax: 678-829-1666 • www.rinnai.us

INST-RGB-25U

6. Position and secure the recess box to the building structure with suitable screws (galvanized or stainless steel) through the 8 holes in the sides. (Figure 2)

7. Follow the instruction for your water heater model. (The 2 screws are installed on the water heater.)

R/C85 or R70:

Install the bracket as shown with the higher keyhole on the left. The 2 washers (Figure

2) at the back of the recess box should remain.

FRONT

R/C85PLUS,

R75LSe, R94LSe:

Install the bracket as shown with the lower keyhole on the left. Remove the 2 washers

(Figure 2) at the back of the recess box.

8. Install the mounting screw half way through the bracket attached to the top of the recess box. (Figure 4)

FRONT

9. Copy the water heater serial number and model number from the data plate located on the left hand side of the appliance onto the sticker which is on the inside of the recess box cover. You will need to know this information for any future warranty or service work.

10. Install the water heater in the recess box.

Figure 4

Model Number: _______________________

Serial Number: _______________________

Gas Type: ___________________________ a. Lift the water heater into the recess box and align the mounting screw with the left keyhole on the top mounting bracket. Tighten the screw b. Attach 2 washers and 2 lock nuts to the studs at the bottom bracket.

11. Remove the caps from the water heater and install the valve kit.

12. Install the pipes through the access holes made in step 3.

Left keyhole hangs on mounting screw

13. Connect gas, water and electric service to the water heater. Note: A waterproof electrical outlet can be fitted inside the enclosure.

14. Seal all recess box penetrations with sealant to prevent moisture from leaking out of the recess box.

15. Install the locking bracket with 2 washers and 2 lock nuts. (Figure 5)

Bottom bracket

16. On completion of work, check for gas and water leaks.

17. Install front cover by inserting the top end first.

Sealant

Require

Locking bracket

Figure 5

2 INST-RGB-25U

LINE THIS EDGE UP WITH THE

LEFT SIDE OF THE RECESS BOX

(HOT)

(COLD)

Rinnai Corporation • 103 International Drive • Peachtree City, GA 30269 • Toll-Free: 1-800-621-9419 • Fax: 678-829-1666 • www.rinnai.us

INST-RGB-25U

(GAS)

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Key Features

  • Designed for Rinnai water heaters
  • Fitted between 2 studs
  • Secured with screws
  • Access holes for water, gas, and electric
  • Mounting bracket for water heater
  • Locking bracket for front cover
  • Sealant for moisture prevention

Frequently Answers and Questions

How do I determine the correct location for the recess box?
Ensure the recess box is installed according to the clearances specified in the instruction manual and local building codes. Consult with local building officials if you are unsure about acceptable clearances.
What kind of screws should I use to secure the recess box?
Use galvanized or stainless steel screws for securing the recess box to the building structure
How do I prevent moisture from entering the recess box?
Seal all penetrations in the recess box with a sealant to prevent moisture from entering the wall. Also, apply a 3/8" bead of sealant along the back of the box flange.

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