Ruud RD17AZ Manuals

Manuals and User Guides for Ruud RD17AZ. We have 1 Ruud RD17AZ manual available for free PDF download: Installation Instructions Manual

Ruud RD17AZ Installation Instructions Manual (56 pages)

VARIABLE SPEED R-410A HEAT PUMP OUTDOOR UNITS

Brand: Ruud | Category: Heat Pump | Size: 9 MB

Table of Contents
2
Important Safety Information
3
General Information
4
Introduction
4
Agency Performance Audit Testing Notice
4
Importance of Quality Installation
4
System Sizing and Selection
4
Importance of Proper Indoor/Outdoor Match-Ups
5
Checking Product Received
5
Compressor Break-In Notice
5
General
5
Unit Specifications
6
Model Number Nomenclature and Available Models
6
Electrical and Physical Data
7
Installation
8
Tools and Refrigerant
8
Tools Required for Installing and Servicing R-410A Models
8
Specifications of R-410A
8
Quick-Reference Guide for R-410A
8
Choosing a Location
9
Allowable Clearances
9
Operational Issues Related to Unit Location
10
Corrosive Environment
10
Customer Satisfaction Issues
10
Unit Mounting
11
Unit Mounting Methods
11
High Wind and Seismic Tie-Down Methods
11
Elevating Unit
11
Refrigerant Line Set Systems
12
Replacing Existing Systems
12
Line Set Application Considerations
12
Oil Return to Compressor
12
Refrigerant Migration During off Cycle
12
Maximum Liquid Pressure Drop
12
Liquid Line Refrigerant Flashing
12
Capacity Losses
13
Line Set Length and Fitting Losses
13
Liquid Line Selection
14
Vapor Line Selection
14
Line Set Installation
17
Important Tubing Installation Practices
17
Relative Location of Indoor and Outdoor Units
18
Outdoor Unit Level or Near Level to Indoor Coil Line Set
18
Outdoor Unit below Indoor Coil (Long Line Set Applications)
19
Outdoor Unit above Indoor Coil
20
Tubing Connections
21
Initial Leak Testing
22
Evacuation
22
Final Leak Testing
23
Control Wiring
23
For Installations with Existing Single Stage Indoor Coil and Furnace or Air Handler
23
Conventional 24VAC Thermostat Control Wiring Connections
25
Econet ™ Communications
25
Econet ™ Control Center Installation
25
Econet ™ Communication Wiring Connections
26
And Outdoor Unit
26
Power Wiring
27
Grounding
27
System Start-Up and Refrigerant Charging
28
System Start-Up Overview
28
Initial Power-Up
28
And Econet ™ Communication Verification
28
Econet ™ Control Center Set-Up
28
Initial System Start-Up
28
Entering Charge Mode Using Econet ™ Control Center Service Menu
29
Entering Charge Mode When Using a Universal Outdoor Control
29
Indoor Air-Flow Verification
30
Refrigerant Charging
30
Measurement Device Set-Up
31
Preliminary Charging by Weight
31
Preliminary Charging by Pressures (Optional)
31
Final Charging by Liquid Subcooling
32
Completing Installation
32
Normal Sequence of Operation
33
Cooling Mode
33
On-Demand Cooling Dehumidification
33
Low Ambient Cooling Mode
33
Supplemental Electric Heat in Heating Mode
33
Dual Fuel Applications - Heating Mode
34
Demand Defrost
34
Components & Controls
35
Econet ™ Universal Outdoor Control (UODC)
35
Board Features and Connections
35
Factory Superheat Setting
35
Power Inverter Compressor Control
36
Active System Protection Features
37
Minimum Run Timer
37
Oil Return Cycle
37
Low Suction Pressure/Loss of Charge
37
Compressor Shut-Down Sequence for High or Low Refrigerant Pressure Fault
37
Overcurrent and Current Imbalance
38
Compressor Operation Outside Envelope
38
Over and under Voltage
38
Inverter over Temperature
38
Controls and Communication Malfunction
38
Sensor Failure Default Operation
39
Exiting Active Protection Lock-Out Mode
39
Diagnostics & Troubleshooting
40
Checking Transducers & Temperature Sensors
42
General Troubleshooting Guide
44
Service Analyzer Charts
45
Troubleshooting Tips
50
Outdoor Unit Maintenance
51
Outdoor Coil Cleaning
51
Cabinet Cleaning and Care
51
Motor Lubrication
51
Replacement Parts
51
Wiring Diagram
52
Appendix
54
Agency Performance Audit Test Instructions
54

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