Robertshaw 300-226 User Manual

Installation and Programming
Instructions for
Deluxe Programmable Thermostats

Robertshaw 300-226 Specifications

General

Brand	Robertshaw
Model	300-226
Category	Thermostat
Language	English

Summary

INTRODUCTION

STANDARD FEATURES

Lists the key features of the Robertshaw programmable thermostat.

THERMOSTAT LOCATION

THERMOSTAT INSTALLATION AND REMOVAL

REMOVING THE THERMOSTAT FROM THE SUBBASE

Step-by-step guide to detach the thermostat unit from its base.

REPLACING THE THERMOSTAT ON THE SUBBASE

Instructions for reattaching the thermostat unit to its base.

DIP SWITCH FUNCTIONS

THERMOSTAT FEATURES

COVER LOCK

OUTPUT TERMINAL FUNCTIONS - 300-224

WIRING DIAGRAM - 300-225

OUTPUT TERMINAL FUNCTIONS - 300-225

OUTPUT TERMINAL FUNCTIONS - 300-226

OUTPUT TERMINAL FUNCTIONS - 300-227

WIRING DIAGRAM - 300-229

OUTPUT TERMINAL FUNCTIONS - 300-229

WIRING DIAGRAM - 300-230

OUTPUT TERMINAL FUNCTIONS - 300-230

PLANNING YOUR SCHEDULE (300-225, 300-227, 300-229)

SETTING YOUR PROGRAM TIMES

TEMPERATURE OVERRIDE

TEMPORARY OVERRIDE (3 HOURS)

Temporarily change temperature for 3 hours without affecting program.

TEMPORARY OVERRIDE WITH KEYBOARD LOCKED (1 HOUR)

Temporarily change temperature for 1 hour with keypad locked.

CONTINUOUS OVERRIDE (HOLD)

Maintain a constant temperature setting indefinitely.

FORMATTING OPTIONS

CHANGING FAHRENHEIT TO CELSIUS

How to switch temperature display between Fahrenheit and Celsius.

CHANGING 12 HOUR TIME TO 24 HOUR TIME

How to switch the time display format between 12-hour and 24-hour.

OPERATIONAL NOTES

POWER FAILURES

How the thermostat behaves during and after power interruptions.

OUTDOOR TEMPERATURE INDICATOR (OPTIONAL)

How to view outdoor temperature using an optional remote sensor.

TYPICAL RESIDENTIAL SCHEDULE

PLANNING YOUR SCHEDULE (300-224, 300-226, 300-230)

SETTING THE CURRENT DAY AND TIME

SETTING WEEKDAY HEATING SCHEDULE

SETTING WEEKEND HEATING SCHEDULE

SETTING COOLING TEMPERATURES

REVIEWING SCHEDULED TIMES AND TEMPERATURES

CHANGING SCHEDULED TIMES AND TEMPERATURES

SPECIFICATIONS

IMPORTANT INSTALLER'S NOTE

TWO TRANSFORMER SYSTEM

Guidance for installers regarding dual transformer configurations.