15
Operating Instructions
4
3
Turn on hot
water.
2
Set temperature.
Turn off the hot
water.
(
Always check the
)
temperature setting
before use.
Hot
Cold
Check the indicator lights.
Water temperature
On
Off
(
°
C:
)
The temperature settings below are examples. The temperature setting
necessary depends on the usage, the length of piping or seasons.
*Initial factory setting is 40
°
C
* For most residential applications, the recommended setting temperature is 50°C or less.
For applications that occasionally require a higher temperature setting, locate the remote controller
in a convenient location.
* Consult local codes for minimum operating temperatures.
Shower, hot water supply, etc.
High temperature
37 38 39 40 41 42 43 44 45 46 47 48 50 55 60
Hot water supply, etc.
Bathroom and Sub controller are these ranges.
[RA5: Main and Bathroom and Sub controller are these ranges.]
Summary of Contents for YS1780RA
Page 32: ...32 Operating Instructions Note ...
