Rinnai RUC80i Installation And Operation Manual page 59

Te perature Op ons Without a Te perature Controller
The default te perature se n for this appliance installed ithout a te perature controller is 120° F (49° C). If
desired, the te perature se n can e chan ed to 140° F (60° C)
Set SW5 in DIPSW 1 to ON to o tain 140° F ater te perature se n . Set SW5 to OFF (default) to o tain 120° F
ater te perature se n . If a te perature controller is installed, then SW5 has no effect on te perature
se n s.
Se n Controller to Mute
On the MC-91-2 to eli inate the eeps hen ke s are pressed or to turn the eeps ack on, press and hold oth
the up and do n u ons un l a eep is heard (approxi atel 5 seconds).
Lockin the Controller
The MC-91-2 controller can e locked
A eep ill sound confir in that the controller is locked. The displa
te perature se n , and a dia nos c code if one has een ac vated. All of the controllers in the s ste are
also locked.
To unlock the controller press the Priorit
D
This ater heater is desi ned to displa dia nos c codes. If there is a poten al opera on concern refer to the
code and re ed on the next pa e.
To Displa Dia nos c Infor a on
To displa the ost recent dia nos c infor a on code press and hold the On Off
MC-91-2 controller. While holdin the On Off
flash one a er the other. To exit this ode press the On Off and up u on as efore.
To enter or exit the aintenance onitor infor a on ode, press and hold the do n u on for 2 seconds and
ithout releasin it press the ON OFF u on.
To o tain the ater flo rate: press the up or do n u ons un l 01 displa s. The ater flo rate ill then
appear. For exa ple 58
To o tain the out oin
ill appear in de rees Fahrenheit.
N .
pressin the Priorit
u on and the up u on to ether for 5 seconds.
eans 5.8 al in.
ater te perature press the up or do n u ons un l 02 displa s. The te perature
D
01 Water flo rate
02 Out oin ater te perature
adjust ent of a s itch.
u on and the up u on to ether for 5 seconds.
u on press the up u on. The last 9 dia nos c codes ill
U
0.1 al
De rees Fahrenheit
KBD Series Manual
ill alternatel sho LOC , the
u on for 2 seconds on the
in
59