Nordic RS-25 Manuals

Manuals and User Guides for Nordic RS-25. We have 1 Nordic RS-25 manual available for free PDF download: Installation And Service Manual

Nordic RS-25 Installation And Service Manual

Nordic RS-25 Installation And Service Manual (71 pages)

Liquid to Air Split Geothermal Heat Pump Two-Stage R410a

Brand: Nordic | Category: Heat Pump | Size: 13 MB

Table of Contents

Table of Contents
4
Tables, Figures, & Documents

5
RS-Series System Description

6
- General Overview
  6
- Heating Mode
  6
- Cooling Mode
  6
- Factory Options
  6
RS-Series Sizing

7
Installation Basics

8
Wiring

10
Piping

15
Refrigerant Connections

19
- Line Set Interconnect Tubing
  19
- RS Compressor Unit Connections
  19
- AHH/AHV Air Handler Connections
  19
- Oil Traps
  19
- Filter-Dryer
  19
- Table 13 - Line Set Sizing
  19
- Table 14A - 3-Way Service Valve Tooling
  19
- Table 14B - 3-Way Service Valve Torques
  19
- Pipe Insulation
  20
- Silver Soldering Line Sets
  20
- Pressure Testing
  20
- Vacuuming the System
  20
- Charging the System
  20
- Table 15 - Extra Charge for Model Sizes 25-45
  20
- Table 16 - Extra Charge for Model Sizes 55-75
  20
Ductwork

21
- Blower Motor
  21
- Duct Systems - General
  21
- Duct Systems - Grill Layout
  21
- Thermostat Location
  21
- Plenum Heater
  21
- Table 17 - Heat Pump Size Vs. Hot Air Grills
  21
- Duct Sizing Guide
  22
- Table 18 - Duct Sizing Guide
  22
Ground Loop Installations

23
Open Loop Installations

30
- Well Water Temperature
  30
- Well Water Flow
  30
- Well Water Quality
  30
- Water Discharge Methods
  30
- Table 21 - Required Open Loop Flow
  30
- Water Valve
  31
- Water Flow Control
  31
- Figure 2: Open Loop Accessories & Tools
  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
Troubleshooting Guide

40
Repair Procedures

49
Model Specific Information

51
Warranty

71

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