White Rodgers 1127 - Manuals

2 INSTALLATION CONT. The R-B contacts of the low-limit circulator control maintaindomestic hot water at the desired temperature year-round. When the thermostat calls for heat, the burner starts. Thecirculator also starts if the R-W contacts of the low-limit circulatorcontrol are closed. If excessive...

3 SETTING THE CONTROL CONTROLS WITH ADJUSTABLE DIFFERENTIAL The left-hand indicator points to the temperature at which thecontacts open on high limit and low limit applications. Oncirculator applications, the left-hand indicator points to thetemperature at which the circulator will start. On combina...

ATTENTION Afin de prévenir les chocs électriques et les dommagesmatériels pendant l’installation, coupez l’alimentationélectrique au panneau de distribution principal. AVERTISSEMENT N’installez pas cet appareil sur des circuits qui dépas-sent la tension nominale. Une tension trop élevée peutendommag...