30
· Provides most comfortable option. Maintains consistent hot water availability during specified times.
· Timer can be manually customized or programmed to automatically learn daily usage patterns.
· Ability to optimize by using Installer Mode function 3: RT to adjust loop temperature for maximum comfort
and safety.
Plumbing Guidelines
Recirculation Mode
Chapter 4. – Installation
The recirculation pipe must be installed in the field in order to apply the ‘External Mode’.
This mode allows the water heater recirculation pipes to be warmed up and serving as the
freeze protection function.
Dedicated Return Line
Cold Water Line
Hot Water Line
[ External Mode]
Water
Heater
Cold Water
Return Line
Hot Water
Dedicated
Return Line
Accessory
Setting
Maximum Loop Length
Controlled by
1 : RC
2 : RM
1/2"
3/4"
YES
-
ON
Etnl
200' (60m)
500' (150m)
Timer
