Honeywell 3355 User Manuals

Table of Contents

• Step 1: Prepare For Installation

  4
• Step 2: Remove Old Thermostat

  6
• Step 3: Install Batteries

  8
• Step 4: Program Thermostat

  10
• Personal Programming Chart

  12
• Step 5: Adjust Fan Operation Switch, as Required

  18
• Step 6: Adjust System On-Time, °F/C°, as Required

  18
• Step 7: Mount Thermostat Mounting Plate

  21
• Step 8: Wire Thermostat Terminals

  23
• Step 9: Mount Thermostat

  27
• Step 10: Check Thermostat Operation After Programming and Installing

  28
• Step 11: Set Fan and System Switches

  30
• Troubleshooting Guide

  32