Rinnai RSC199i Installation And Operation Manual page 25

4. Securely screw the top and bottom brackets
into the wall, making sure the screws are
flush with the wall.
• Use any of the holes in the top and bot-
tom brackets.
• Make sure the securing method is suffi-
cient to support the weight of the water
heater. Refer to the water heater weight
in section "3.4 Specifications."
IMPORTANT
The water heater must be installed in an
upright position. Do not install the water
heater upside down or on its side.
Top Bracket
Bottom
Bracket
Figure 12: Mount the bottom bracket
Rinnai Tankless Water Heater Installation and Operation Manual
4.4.2 Mount the External
(Outdoor) Water
Heater to the Wall
You Will Need:
• Rinnai Tankless Water Heater

(External/Outdoor Model)
Supplied by Installer:
• Level
• Screws for top and bottom bracket instal-
lation

Use appropriate screws for type of wall
construction.
Instructions:
1. Securely screw the top and bottom brackets
into the wall, making sure the screws are
flush with the wall.
• Use any of the holes in the top and bot-
tom brackets.
• Use a level (placed horizontally or ver-
tically) to make sure the water heater is
straight. Proper operation requires the
water heater to be level.
• Make sure the securing method is suffi-
cient to support the weight of the water
heater. Refer to the water heater weight
in section "3.4 Specifications."
IMPORTANT
The water heater must be installed in an
upright position. Do not install the water
heater upside down or on its side.
Figure 13: Mount the water heater
25