Operating instructions

Sentinel
9
Figure 10. Multizoning of Sentinel boilers zone valve system using R8043E/F zone valves.
IMPORTANT NOTICE
This boiler is equipped with a feature that saves energy by reducing the boiler water
temperature as the heating load decreases. This feature is equipped with an override
which is provided primarily to permit the use of an external energy management system
that serves the same function. THIS OVERRIDE MUST NOT BE USED UNLESS AT
LEAST ONE OF THE FOLLOWING CONDITONS IS TRUE:
retaw reliob eht secuder taht dellatsni si mets
ys tnemeganam ygrene lanretxe nA •
temperature as the heating load decreases.
.gnitaeh ecaps yna rof desu ton si reliob sihT •
retaerg ro )HBM0 03( wk88 fo tupni na sah redliob sihT •
• This boiler is part of a modular or multiple boiler system having a total input of
88kw (300 MBH) or greater.
• This boiler is equipped with a tankless coil.