Bard QC501 installation instructions Contents

CONTENTS

Getting Other Information and Publications
For more information, contact these publishers:	1
QC General Information
QC Model Nomenclature	2
Shipping Damage	5
Unit Removal From Skid	5
Handling Unit After Removal From Skid	5
Removal of Wall Bracket from Shipping Location ...	6
General	6
Minimum Installation Height	6
Duct Work	9
Filters	9
Condensate Drain	10
Mist Eleminator Service	11

Figures
Figure 1	Unit Dimensions	4
Figure 2	Removal of Unit From Skid	5
Figure 3	Proper Handling of Unit After Removal
	from Skid	6
Figure 4	Installation of Unit w/Wall Sleeve	7
Figure 5	Installation With Free Blow Plenum	8
Figure 6	Ducted Application	8
Figure 7	Supply Duct Connections	9
Figure 8	Filter Location	9
Figure 9A	Side Drain (Side View)	10
Figure 9B	Optional Rear Drain	10
Figure 9C	Rear Drain (Top View)	10
Figure 10	Fresh Air Damper Removal	12
Figure 11	Removal of QTEC ERV	13
Figure 12	Remove Locking Screws from Wheels 14
Figure 13	Unit Mounting Without Wall Sleeve	15
Figure 14	Component Location	16
Figure 15	Low Voltage Wire Harness Plug	18
Figure 16	Remote Thermostat Wiring "X" Option	19
Figure 17	Remote Thermostat Wiring "D" Option	20
Figure 18	Internal 2-Way Valve Piping	24
Figure 19	Internal 3-Way Valve Piping	25

Installation Instructions
Mounting the Unit	14
Wiring – Main Power	17
Wiring – Low Voltage Wiring	17
General Information	17
Fluid Connections	17
Low Voltage Connections	18
Start Up
Optional CFM	21
Important Installer Note	21
Service Hints	21
Sequence of Operation	21
Troubleshooting ECM Blower Motors	22-23

Tables
Table 1	Factory Built-In Electric Heat	2
Table 2	Electrical Specifications	2
Table 2A	Cooling Performance Chart	3
Table 3	Operating Voltage Range	17
Table 4	Wall Thermostats and Subbase
	Combinations	17
Table 5	Indoor Blower Performance	21

i