Installation Guide
Rinnai 3 Smartbox SBOXI/SBOXC/SBOXF
DIMENSIONS
The Rinnai water heater serial and model numbers on the data plate located on the left hand side of the
appliance MUST BE copied to the sticker on the inside of the Smartbox cover. The serial and model
numbers are required for future service work.
5. Remove the two M5 Nyloc nuts from the fixing studs
of the insert.
6. Insert the upper mounting bracket of the Rinnai water
heater into the bracket slot located at the top of the insert.
7. Push the appliance up until the lower mounting bracket
aligns with the fixing studs and secure in place with the
two M5 Nyloc nuts removed in step 5.
8. Connect the Rinnai water heater in accordance with the
Operation / Installation manual supplied with the water
heater.
9. An approved weatherproof electrical GPO can be fitted on
either side inside the insert in accordance with AS 3000
Wiring Rules.
10.Commission and test the water heater in accordance with the Operation / Installation manual supplied with the water
heater.
11.Attach the warning sticker that is supplied with these instructions to the front cover of the Rinnai water heater.
12.Install the Smartbox cover by aligning it with the Smartbox insert (the flue spigot hole is to be uppermost) and push
into place ensuring that the 4 locking clips have engaged securely.
IMPORTANT
3 4
5
6
7
4
3
8




