Nordic R-45, Инструкция по установке и обслуживанию

Страница: 4 / 91

1-Nov-2021 Page 4 001200MAN-09
Tables & Documents
........................................................ 5
R/RH System Description
................................................ 6
General Overview ................................................................... 6
1. Heating Mode ..................................................................... 6
2. Cooling Mode ...................................................................... 6
Factory Options ...................................................................... 6
Sizing
.................................................................................... 7
Heat Pump Sizing ................................................................... 7
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
Thermostat Requirements ..................................................... 13
Airflow Adjustment ................................................................ 13
Airflow Reduction for Zoning ................................................. 13
Safety Controls ..................................................................... 14
Open/Closed Loop LPC Selection ........................................ 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
001201CDG - Typical Duct and Condensate Connections ... 21
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
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
Water Valve .......................................................................... 31
Water Flow Control ............................................................... 31
Submersible Pump Selection ................................................ 32
Table of Contents
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
Standard Capacity Ratings ................................................... 53
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
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