Bard ECU Series Installation Operation & Quick Start

CONTROLLER INSTALLATION OPERATION & QUICK START Controller: 8403-066 ECU Series Controller Manual: 2100-559 Supersedes: NEW File: Tab 19 Date: 05-02-11 ...

TABLE OF CONTENTS Installation Note ........................................................................... Page 3 Controller Installation ................................................. Page 3 Controller Connections .............................................. Page 3 Start-Up Note ......................................... ...

*INSTALL NOTE: For optimum temperature sensor performance, the Bard ECU-Series Controller must be mounted on an interior wall and away from any heat sources, sunlight, windows, air vents, air circulation obstructions, and/or any other cause of erratic or false temperature sensing. Controller Installation: Mounting controller 1. ...

START-UP NOTE: Upon initial power-up, indoor fan will cycle on for approx. 30 seconds, and then shut off. System will be in the “OFF” position. Default time and date will be 12:00 a.m., Jan. 1, 2000. - In order for the system to operate in either heating or cooling mode(s), the controller must be initially programmed with sp ...

System Enabling (Cont’d.) Auto: Conventional System in “Auto-Changeover” mode. HVAC system will cycle heating and cooling automatically to stay within preset heating and cooling Setpoints. Heating: Conventional System in “Heating-Only” mode. HVAC system will cycle heating in reference to Heating Setpoint only. Unit wi ...

**NOTE: Any system start-up conducted with indoor ambient temperatures lower than 56°F or above 86°F will experience an internal Low-Temperature or High-Temperature alarm. This will not affect normal operation, and can be cleared easily. See the Advanced Programming section for further information. Start-up procedures conduc ...