Bard QW3S1 Installation Guide download pdf (Page 2)

Manual 2100-518B

Page 2 of 30

CONTENTS

Getting Other Informations and Publications .........3

General Information

Flow Center Nomenclature .......................................4

Application

Description ................................................................ 4

Safety .................................................................4

Danger .................................................................4

Warning .................................................................4

Caution .................................................................4

Notice .................................................................4

Flow Center Mounting Instructions

Notice .................................................................7

Stud Wall .................................................................7

Concrete/Masonry Wall .............................................7

Side of Unit ...............................................................7

Piping Installation

Description .............................................................. 10

Actual Photo Images .......................................... 10-11

Multiple Unit to Single Loop Connection

Description .............................................................. 12

Flow Center Wiring

Description .............................................................. 16

Flushing & Charging

General ...............................................................18

Procedures for Adding Antifreeze ...........................18

Flushing & Filling Earth Loop & Units .....................22

Flushing Earth Loop Only .......................................22

Flushing Unit Only ...................................................23

Flow Center Initial Startup

General ...............................................................24

Procedures for Pressurizing the System .................24

Pressure/Temperature Plugs ..................................24

Troubleshooting

Troubleshooting Table ............................................. 27

Antifreeze Selection & Use

General ...............................................................28

Methanol ...............................................................28

Ethanol ...............................................................28

Propylene Glycol .....................................................29

Potassium Acetate (GS4) ........................................29

Antifreeze Verication ............................................. 30

Figures

Figure 1A Performance Model DORFC-1 .................5

Figure 1B Performance Model DORFC-2 .................5

Figure 2 Flow Center Dimensions .......................... 6

Figure 3 Pump Horizontal Applications .................. 8

Figure 4A Mounting - Studded Wall .......................... 9

Figure 4B Mounting - Masonry Wall .......................... 9

Figure 5A Flow Center Connection to GV Series ...12

Figure 5B Flow Center Connection to GT Series ...13

Figure 5C Flow Center Connection to QW Series ..14

Figure 6 Multiple Unit Connection to Singular ...... 15

Figure 7 Electrical Connections ............................17

Figure 8 Connecting Flush Cart to Flow Center ... 19

Figure 9A Positioning - Flush Loop .........................20

Figure 9B Positioning - Flush Loop & Unit ..............20

Figure 9C Positioning - Flush Unit ..........................21

Figure 9D Positioning - Operation ...........................21

Figure 10 Pressure Temperature Ports ..................25

Figure 11 Density Verication - Solution Strength ....30

Tables

Table 1 Fusion or Barbed Fittings ....................... 10

Table 2 Electrical Ratings ...................................16

Table 3A GV Series Coil Pressure Drop ...............25

Table 3B GT Series Coil Pressure Drop ................26

Table 3C QW Series Coil Pressure Drop ..............26

Table Troubleshooting......................................27

Table 4 Fluid Volume ..........................................29

Table 5 Percentages by Volume .........................29

Table 6 Propylene Glycol Specic Gravity .......... 30

Table 7 Methanol Specic Gravity ......................30

1 2 3 4 5 6 7 ... 29 30

Comments to this Manuals

No comments

Bard QW3S1 Installation Guide Page 2

Comments to this Manuals

Related products and manuals for Heat pumps Bard QW3S1