User Manuals: Daikin DV FEC Series Air Handler

Manuals and User Guides for Daikin DV FEC Series Air Handler. We have 2 Daikin DV FEC Series Air Handler manuals available for free PDF download: Service Instructions Manual, Installation Instructions Manual

Daikin DV FEC Series Service Instructions Manual

Daikin DV FEC Series Service Instructions Manual (136 pages)

Inverter Outdoor Units, air handlers & cased coils with R-410A Refrigerant

Brand: Daikin | Category: Heat Pump | Size: 26 MB

Table of Contents

Table of Contents
2
Important Notices for Consumers and Servicers
2
Important Information
3
Electrostatic Discharge (Esd) Precautions
3
Testing Capacitor DC Voltage
5
System Operation
7
Cooling Analysis Chart
12
Heating Analysis Chart
13
Servicing
14
Checking Voltage
15
Checking Transformer and Control Circuit
16
Checking High Pressure Switch
16
S-17B Ground Test
21
Refrigeration Repair Practice
22
Checking Compressor Efficiency
22
Compressor Burnout
23
Fault Recall (Eev Indoor Units)
25
2-Digit 7 Segment Displays (Eev Indoor Units)
26
Setting the Mode Display (Eev Indoor Units)
28
Indoor Unit Error Codes (Eev Indoor Units)
30
Emergency Mode for Eev Applicable Indoor Unit
32
Setting the Mode Display
36
7-Segment Display
42
Troubleshooting - Outdoor Unit
45
Applicable Models
49
Refrigerant Shortage
55
Pressure Sensor Abnormality
67
Troubleshooting - Indoor Unit
68
Troubleshooting
71
Network Troubleshooting
71
Thermistor Resistance & Temperature Characteristics
72
Pressure Vs Temperature Chart
73
Liquid Line Temperature Chart
74
Wiring Diagrams
75
Removal & Reassembly Procedure
81
1.5 to 3.0 Ton Models
81
Heat Exchanger
104
3.5 to 5.0 Ton Models
105
D-Checker Addendum
128
Revision History
135

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Daikin DV FEC Series Installation Instructions Manual

Daikin DV FEC Series Installation Instructions Manual (28 pages)

Brand: Daikin | Category: Air Handlers | Size: 3 MB

Table of Contents

Table of Contents
1
1 Important Safety Instructions

2
2 Shipping Inspection

3
- Parts
  3
- Handling
  3
3 Codes & Regulations

3
4 Replacement Parts

3
5 Pre-Installation Considerations

3
- Preparation
  3
- System Matches
  3
- Interconnecting Tubing
  3
- Clearances
  3
6 Installation Location

4
7 Refrigerant Lines

7
- Tubing Size
  7
- Tubing Preparation
  7
- Tubing Connections
  8
8 Condensate Drain Lines

8
9 Ductwork

9
- Return Ductwork
  9
10 Return Air Filters

9
11 Electric Heat

9
12 Electrical and Control Wiring

11
13 Achieving 1.4% & 2% Low Leakage Rate

12
14 Airflow Trim

12
15 Miscellaneous Start-Up Checklist

12
- Auxiliary Alarm Switch
  13
- Circulator Blower
  14
- Motor Orientation
  14
- Accessory Contacts
  14
16 Troubleshooting

15
- Electrostatic Discharge (ESD) Precautions
  15
- Diagnostic Chart
  15
- Fault Recall
  15
17 Fully Communicating Daikin System

16
- Overview
  16
- Airflow Consideration
  16
- Thermostat Wiring
  16
- Two-Wire Outdoor and Four-Wire Indoor Wiring
  16
- Network Troubleshooting
  16
- System Troubleshooting
  17
Troubleshooting

19
Diagnostic Codes

21
Setting the Mode Display

22
Wiring Diagram

24
Routine Maintenance

25

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