Airwell GC 21 DCI User Manual

PNX DCI Series
Indoor Units Outdoor Units
PNX 9 DCI GC 9 DCI
PNX 12 DCI GC 12 DCI
PNX 18 DCI GC 18 DCI
PNX 21 DCI GC 21 DCI
PNX 24 DCI GC 24 Z DCI
NOVEMBER – 2008
REFRIGERANT
R410A
HEAT PUMP
SM PNXDCI 1-A.1 GB
CONTENTS

Airwell GC 21 DCI Specifications

General

Brand	Airwell
Model	GC 21 DCI
Category	Air Conditioner
Language	English

Summary

2. Product Data Sheet

2.1 PNX 9 DCI

Presents detailed technical specifications for the PNX 9 DCI indoor and GC 9 DCI outdoor units.

2.2 PNX 12 DCI

Presents detailed technical specifications for the PNX 12 DCI indoor and GC 12 DCI outdoor units.

2.3 PNX 18 DCI

Presents detailed technical specifications for the PNX 18 DCI indoor and GC 18 DCI outdoor units.

2.4 PNX 21 DCI

Presents detailed technical specifications for the PNX 21 DCI indoor and GC 21 DCI outdoor units.

2.5 PNX 24 DCI

Presents detailed technical specifications for the PNX 24 DCI indoor and GC 24 Z DCI outdoor units.

3. Rating Conditions

3.1 Operating Limits

Details the operational temperature and voltage limits for cooling and heating modes.

3.1.1 R410A

5. Performance Data

5.1 PNX 9 / GC 9 DCI

Presents cooling and heating performance data for PNX 9 / GC 9 DCI.

5.1.1 Cooling Capacity (kW) - Run Mode

Details cooling capacity based on indoor/outdoor temperatures and power input.

5.1.3 Heating Capacity (kW) - Run Mode

Details heating capacity based on indoor/outdoor temperatures and power input.

5.2 Capacity Correction Factor Due to Tubing Length

5.3 PNX 12 / GC 12 DCI

Presents cooling and heating performance data for PNX 12 / GC 12 DCI.

5.4 Capacity Correction Factor Due to Tubing Length

5.5 PNX 18 / GC 18 DCI

Presents cooling and heating performance data for PNX 18 / GC 18 DCI.

5.6 PNX 21 / GC 21 DCI

Presents cooling and heating performance data for PNX 21 / GC 21 DCI.

5.7 PNX 24 / GC 24 Z DCI

Presents cooling and heating performance data for PNX 24 / GC 24 Z DCI.

5.9 Pressure Curves

7. Electrical Data

7.1 Single Phase Unit

Provides electrical specifications for single-phase units including power supply and current ratings.

8. Wiring Diagrams

8.1 Indoor & Outdoor Units: PNX 9, 12 / GC 9, 12 DCI

Wiring diagrams illustrating connections for specific indoor and outdoor unit models.

8.2 Indoor Unit: PNX 18 / PNX 21 DCI

Wiring diagrams for PNX 18 and 21 DCI indoor units.

8.3 Outdoor Unit: GC 18 DCI / GC 21 DCI

Wiring diagrams for GC 18 and 21 DCI outdoor units.

8.4 Indoor & Outdoor Units: PNX 24 DCI / GC 24 DCI

Wiring diagrams for PNX 24 DCI and GC 24 DCI units.

8.5 Outdoor Unit: GC 24 Z DCI

Wiring diagram for the GC 24 Z DCI outdoor unit.

9. Refrigeration Diagrams

9.1 Heat Pump Models

9.1.1 PNX 9, 12, 18, 21 / GC 9, 12, 18, 21 DCI Cooling Mode

Refrigeration cycle diagram for cooling mode of specific models.

9.1.2 PNX 9, 12, 18, 21 / GC 9, 12, 18, 21 DCI Heating Mode

Refrigeration cycle diagram for heating mode of specific models.

9.1.3 PNX 24 / GC 24 Z DCI

Refrigeration cycle diagrams for PNX 24 / GC 24 Z DCI models.

10. Electrical Connections

10.1 PNX 9, 12, 18, 21 DCI

Illustrates electrical connection procedures for PNX 9, 12, 18, 21 DCI models.

10.2 PNX 24 DCI

Illustrates electrical connection procedures for the PNX 24 DCI model.

11. Control System for PNX 9 / 12

11.1.1 System Operation Concept

11.1.2 Compressor Frequency Control

Details how compressor frequency is controlled via NLOAD settings.

11.1.3 Target Frequency Setting

11.1.10 EEV (electronic Expansion valve) Control

11.7 Protections

Lists and defines various protection codes and their meanings.

11.7.1 Indoor Coil Defrost Protection

11.7.3 Compressor over Heating Protection

Details the protection system for compressor overheating.

11.12 Jumper Setting

11.13 Test Mode

Provides instructions on how to enter and operate the unit in test mode.

12. Control System for PNX 18 / 21 / 24

12.1.1 System Operation Concept

12.1.2 Compressor Frequency Control

Details compressor frequency management based on NLOAD.

12.1.3 Target Frequency Setting

12.1.9 EEV (Electronic Expansion Vavle) Control

12.7 Protections

12.7.1 Indoor Coil Defrost Protection

12.7.3 Compressor Overheating Protection

12.7.7 Outdoor Coil Deicing Protection

13. Troubleshooting

13.1 Troubleshooting for GC 9 / 12 / 18 / 21 / 24 Z DCI

Provides troubleshooting guidance for specific GC/PNX DCI models.

13.1.1 Single Split System failures and Corrective Actions

Lists common system failures and their corresponding corrective actions.

13.1.3 Judgment by Indoor/Outdoor Unit Diagnostics

13.1.4 Indoor Unit Diagnostics

13.1.5 Outdoor Unit Diagnostics

13.1.6 Judgment by MegaTool

13.1.7 Simple procedures for checking the Main Parts

13.2 Troubleshooting for GC 24 / 30 DCI

Troubleshooting guidance specific to GC 24 / 30 DCI models.

13.2.3.1 Outdoor unit diagnostics

13.2.4 Fault Code for Indoor unit

13.2.5 Procedures for checking Main Parts

14. Exploded Views and Spare Parts Lists

14.1 Indoor Unit: PNX 9 / 12 DCI

14.2 Indoor Unit: PNX 9 DCI

14.3 Indoor Unit: PNX 12 DCI

14.4 Outdoor Unit: GC 9 / 12 DCI

14.5 Outdoor Unit: GC 9 / 12 DCI

14.6 Indoor Unit: PNX 18 / 21 / 24 DCI

14.7 Indoor Unit: PNX 18 DCI

14.8 Indoor Unit: PNX 21 DCI

14.9 Indoor Unit: PNX 24 DCI

14.10 Outdoor Unit: GC 18 DCI

14.11 Outdoor Unit: GC 18 DCI

14.12 Outdoor Unit: GC 21 DCI

14.13 Outdoor Unit: GC 21 DCI

14.14 Outdoor Unit: GC 24 Z DCI

14.15 Outdoor Unit: GC 24 Z DCI