Steffes HPB22 Owners Manual User Manual
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TABLE OF CONTENTS
1.
GENERAL INFORMATION .................................................................................................................................
1
2.
OPERATION
.......................................................................................................................................................
2
A.
Control Sequence ...........................................................................................................................................
2
•Space Temperature Control ............................................................................................................................
2
•Core Charging .................................................................................................................................................
2
Core Charging Schedule (Table 1) ........................................................................................................
2
•Summer/Winter Switching .............................................................................................................................
2
•Automatic Control Sequence .........................................................................................................................
2
•Outdoor Air Sensor Overrides ........................................................................................................................
3
Manual Override ....................................................................................................................................
3
Single Cycle On-Peak Override .............................................................................................................
3
Charge Control Panel (Figure 1) ............................................................................................................
3
Unit Circuit Breakers (Figure 2) ............................................................................................................
3
B.
Maintenance/Cleaning ...................................................................................................................................
3
C.
HPB Control Devices and Safety Limit Devices (Table 2) ........................................................................
4
D.
HPB Air Delivery Control Strategy (Table 3) ............................................................................................
5
E.
HPB Core Charging Control Strategy (Table 4) ........................................................................................
6
3.
INSTALLATION .....................................................................................................................................................
7
A.
Shipping
.......................................................................................................................................................
7
B.
Unit Placement ...............................................................................................................................................
7
C.
Clearance Requirements ...............................................................................................................................
7
•Clearance Diagram (Figure 3) ........................................................................................................................
7
D.
Set-Up and Brick Loading Procedure ..........................................................................................................
7
•Last Brick Installation (Figure 4) ...................................................................................................................
8
•Brick Loading and Element/Jumper Connections (Figure 5) ........................................................................
9
E.
Ducting
.......................................................................................................................................................
9
•Mechanical Connection Overview (Figure 6) ................................................................................................
10
•Typical Booster Mechanical Connections (Figure 7) ....................................................................................
10
•Duct and Unit Dimensions (Figure 8) ............................................................................................................
11
F.
Sensor Placement ...........................................................................................................................................
11
•Duct Sensor .....................................................................................................................................................
11
•Outdoor Air Temperature Sensor ...................................................................................................................
11
G.
Final Test Procedure ......................................................................................................................................
12
•Charge Control Circuit Board Panel (Figure 9) .............................................................................................
12
4.
APPENDIX
.......................................................................................................................................................
13
A.
Shipping Data Sheet (HPB11B, HPB15B, and HPB22B) ............................................................................
13
B.
Unit Specifications (HPB11B, HPB15B, and HPB22B) ...............................................................................
14
C.
Exploded View Diagram (Figure 10) ............................................................................................................
15
D.
HPB Parts List ................................................................................................................................................ 16 & 17
E.
Terminal Designation on Heat Pump Devices for Various Manufacturers .............................................
18
•Terminal Designation Notes ...........................................................................................................................
19
F.
Electrical Connections ...................................................................................................................................
20
•HPB Fan Speed Selection (Figure 11) ...........................................................................................................
20
•Unit Line Voltage Wiring Diagram for the HPB11B (Figure 12) .................................................................
21
•Unit Line Voltage Wiring Diagram for the HPB15B (Figure 13) .................................................................
21
•Unit Line Voltage Wiring Diagram for the HPB22B (Figure 14) .................................................................
22
•Unit Low Voltage Wiring Diagram for the HPB11B and HPB15B (Figure 15) ..........................................
23
•Unit Low Voltage Wiring Diagram for the HPB22B (Figure 16) .................................................................
24
•Field Low Voltage Wiring Diagram for Heat Pump Applications (Figure 17) ............................................
25
•Field Low Voltage Wiring Diagram for Electric Furnace Backup Application (Figure 18) ........................
26
•Field Low Voltage Wiring Diagram for Stand-Alone Applications (Figure 19) ..........................................
27
•Installation Notes ............................................................................................................................................
28
G.
Core Temp (
o
F) vs. Millivolts (DS) Graph (Figure 20) ...............................................................................
29
H.
Theory of Operation ......................................................................................................................................
30
•Outdoor Temperature Sensing .......................................................................................................................
30
•Core Temperature Regulation ........................................................................................................................
30
•Air Delivery ....................................................................................................................................................
30
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