Nordic RH-55 Water-to-Air Heat Pump Manuals

Manuals and User Guides for Nordic RH-55 Water-to-Air Heat Pump. We have 1 Nordic RH-55 Water-to-Air Heat Pump manual available for free PDF download: Installation And Service Manual

Nordic RH-55 Installation And Service Manual (91 pages)

Liquid to Air Geothermal Heat Pumps

Brand: Nordic | Category: Heat Pump | Size: 25 MB

Table of Contents
4
Tables & Documents
5
R/RH System Description
6
General Overview
6
Heating Mode
6
Cooling Mode
6
Factory Options
6
Sizing
7
Heat Pump Sizing
7
Plenum Heater Sizing
7
Table 1 - Heat Pump Size Vs. Heated Area for a Ground Loop System
7
Table 2 - Heat Pump Size Vs. Heated Area for an Open Loop System
7
Table 3 - Plenum Heater Sizing
7
Installation Basics
8
Sample Bill of Materials - Ground Loop Installations
8
Sample Bill of Materials - Open Loop Installations
8
Unpacking the Unit
8
Unit Placement
8
R-Series Air Outlet Orientation
9
RH-Series Air Outlet Orientation
9
Plenum Heater Installation (Optional)
10
Air Return Orientation
10
001915INF - Internal Plenum Heater Installation
11
Wiring
12
Power Supply Connections
12
Outdoor Loop Pump Module Wiring (Ground Loop Only)
12
Control Transformer
12
Domestic Hot Water (Desuperheater)
12
Table 4 - Power Supply Connections (Heat Pump)
12
Table 5 - Power Supply Connections (Plenum Heater)
12
Table 6 - Ground Loop Circulator Connections
12
Thermostat Requirements
13
Airflow Adjustment
13
Airflow Reduction for Zoning
13
Table 7 - Control Signal Description
13
Table 8 - Airflow Selections
13
Safety Controls
14
Open/Closed Loop LPC Selection
14
Table 9 - Control Board Fault Codes
14
001827CDG - Typical Thermostat Connections
15
001901PDG - Wiring for Best Cooling Mode Dehum
16
Piping
17
Domestic Hot Water (Desuperheater) Connections
17
Condensate Drain
17
Outdoor Loop
17
002511PDG - Typical Loop Connections - R Series
18
000970PDG - Desup. Connection to DHW Pre-Heat Tank
19
Ductwork
20
Zoning
20
Duct Systems - General
20
Duct Systems - Grill Layout
20
Thermostat Location
20
Plenum Heater
20
Table 10 - Heat Pump Size Vs. Hot Air Grills
20
001201CDG - Typical Duct and Condensate Connections
21
Duct Sizing Guide
22
Table 11 - Duct Sizing Guide
22
Ground Loop Installations
23
Circulator Pump Module
23
Flushing & Purging
23
Adding Antifreeze Solution
24
Initial Pressurization
24
Pipe Insulation
24
Table 12 - Antifreeze Percentages
24
Table 13 - Volume of Fluid Per 100Ft. of Pipe
24
000608INF - Typical Horiz. Ground Loop Configuration
25
000609INF - Typical Vert. Ground Loop Configuration
26
000906CDG - Circulator Pump Module Installation
27
001823CDG - Dual Flow Pump Module Installation
28
002336PDG - Pump Module Inst - 2 Units on 1 Loop
29
Open Loop Installations
30
Well Water Temperature
30
Well Water Flow
30
Well Water Quality
30
Water Discharge Methods
30
Table 14 - Required Open Loop Flow
30
Water Valve
31
Water Flow Control
31
Submersible Pump Selection
32
Stage 1 Vs. 2 on Open Loop
32
Plumbing the Heat Pump
32
Pipe Insulation
32
000907CDG - Typical Open Loop Installation
33
001822CDG - Dual Flow Open Loop Installation
34
000619INF - Ground Water Disposal Methods
35
Startup Procedure
36
Pre-Start Inspection
36
Unit Startup
37
Startup Record
38
Routine Maintenance
39
Maintenance Schedule
39
Coaxial Heat Exchanger Flushing Procedures
39
Troubleshooting Guide
41
Repair Procedures
50
Pumpdown Procedure
50
General Repair Procedure
50
Vacuuming & Charging Procedure
50
Compressor Replacement Procedure
51
Model Specific Information
52
Refrigerant Charge
52
Shipping Information
52
Operating Temperature Limits
52
Table 15 - Refrigerant Charge
52
Table 16 - Shipping Information
52
Table 17 - Operating Temperature Limits
52
Standard Capacity Ratings
53
Table 18 - Standard Capacity Ratings - Ground Loop Heating 60Hz
53
Table 19 - Standard Capacity Ratings - Ground Water Heating 60Hz
53
Table 20 - Standard Capacity Ratings - Ground Loop Cooling 60Hz
53
Table 21 - Standard Capacity Ratings - Ground Water Cooling 60Hz
53
Pressure Drop Data
54
Table 22: Loop Pressure Drop Data
54
Performance Tables: R/RH-45
56
Performance Tables: R/RH-55
57
Performance Tables: R/RH-65
58
Performance Tables: R/RH-75
59
Performance Tables: R-80
60
Airflow Data
61
Table 23: MED Airflow (Nominal)
61
Table 24: LOW Airflow (-6%)
61
Table 25: HIGH Airflow (+6%)
61
Table 26: MAX Airflow (+12%)
61
Electrical Specifications
62
Table 27 - Electrical Specifications
62
Table 28 - Plenum Heater Electrical Specifications
62
Wiring Diagram (208/230-1-60)
63
Electrical Box Layout - R 45-75 (208/230-1-60)
64
Electrical Box Layout - R-80 (208/230-1-60)
65
Electrical Box Layout - RH 45-75 (208/230-1-60)
66
Wiring Diagram (208-3-60)
67
Electrical Box Layout - R 45-75 (208-3-60)
68
Electrical Box Layout - R-80 (208-3-60)
69
Electrical Box Layout - RH 45-75 (208-3-60)
70
Wiring Diagram (265/277-1-60)
71
Electrical Box Layout - R 45-75 (265/277-1-60)
72
Electrical Box Layout - R-80 (265/277-1-60)
73
Electrical Box Layout - RH 45-75 (265/277-1-60)
74
Wiring Diagram (460-3-60)
75
Electrical Box Layout - R 45-75 (460-3-60)
76
Electrical Box Layout - R-80 (460-3-60)
77
Electrical Box Layout - RH 45-75 (460-3-60)
78
Refrigeration Circuit - Heating Mode
79
Refrigeration Circuit - Cooling Mode
80
Dimensions: R-45 Left Return
81
Dimensions: R-45 Right Return
82
Dimensions: R-55/65/75 Left Return
83
Dimensions: R-55/65/75 Right Return
84
Dimensions: R-80 Left Return
85
Dimensions: R-80 Right Return
86
Dimensions: RH-45 Left Return
87
Dimensions: RH-45 Right Return
88
Dimensions: RH-55/65/75 Left Return
89
Dimensions: RH-55/65/75 Right Return
90
Warranty
91

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