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ComfortNet DX16TC Series
Service instructions manual
Table Of Contents - Daikin ComfortNet DX16TC Series Service Instructions Manual
Condensing units, split system heat pumps with r-410a refrigerant blowers, coils, & accessories
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Service instructions manual
(93 pages)
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Service instructions manual
(122 pages)
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Table Of Contents
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Contents
Table of Contents
Troubleshooting
Table of Contents
Table of Contents
Index
2
Important Information
2
High Voltage
2
Table Of Contents
2
Safe Refrigerant Handling
3
Product Identification
4
C-Indoor Coil Horizontal A-Coil Painted Flowrator
15
C-Indoor Coil A-Upflow/Downflow Painted Flowrator
16
Accessories
17
Electric Heat Kit
20
Electric Heat Kit Applications - Avptc
21
Product Design
24
Condensing Unit
24
Capacity Control - Comfortnet Models
25
Unloader Solenoid
25
Coils And Blower Coils
25
Dvptc Multi-Position Air Handler
25
Communicating Unitary Control (Uc) Pcb
26
System Operation
27
Cooling
27
Heating
27
Cooling Cycle
27
Heating Cycle
29
Expansion Valve/Check Valve Assembly In Cooling Operation
30
Expansion Valve/Check Valve Assembly In Heating Operation
30
Troubleshooting Chart
31
Cooling/Hp Analysis Chart
31
Servicing Table Of Contents
32
Checking Voltage
33
Checking Wiring
33
S-3E Ctk0*** Comfortnettm Thermostat
33
Airflow Considerations
34
Ctk04 Standard Wiring Scheme
34
Control Wiring
34
System Wiring
34
Ctk04 Alternate Wiring Scheme
35
Comfortnet System Advanced Features
35
Diagnostics
35
Network Troubleshooting
36
Communications Troubleshooting Chart
36
Pcbja101- Pcbja102 Air Handler Diagnostic Codes
38
Servicing
38
Checking Transformer And Control Circuit
46
Checking Time Delay Relay
46
S-8A Checking Unitary (Uc) Control Compressor Contactor/Relay Contacts
46
Checking High And Low Voltage To Ecm Motor
47
Checking Fan Relay Contacts - Ecm Fan Motor
47
Checking Relay Contacts - Psc Fan Motor
47
S-10A Copeland Comfort Alert
48
Unitary (Uc) Control Diagnostics
48
System Troubleshooting
55
Unitary Diagnostic Codes
56
Additional Notes For Unitary Controls
68
Checking High Pressure Control
69
Checking Low Pressure Control
69
Checking High And Low Pressure Switch Voltage
69
Checking Capacitor
69
S-15A Resistance Check Using A Digital
69
Multi-Meter
69
Capacitance Check Using A Digital Multi-Meter (In Capacitance Mode)
70
Checking Emerson Ultratechtm Ecm Motors
70
General Checks/Considerations
70
S-15B Capacitance Check Using A Digital
70
S-16G Checking Emerson Ultratechtm
70
Electrical Checks - High Voltage Power Circuits
71
Electrical Checks - Low Voltage Control Circuits
72
Motor Control/End Bell Checks
72
Cooling Airflow Dipswitches - Used To Set The Desired Cooling Airflow
73
Airflow Adjust Dipswitches - Used To Adjust The Airflow +/-10%
73
Ramping Profile Dipswitches
73
S-16H Ecm Cfm Adjustments Dvptc/Mbvc
73
Mbvc Airflow Table
74
Blower Performance Data
75
Thermostat "Fan Only" Mode
75
Cfm Trim Adjust
75
Speed Selection Dip Switches
76
Cooling/Heat Pump Airflow Table
76
Electric Heat Airflow Table
76
Ready Dvptc Airflow Tables
77
Dip Switch Setting & Airflow Table For Electric Heat
78
Checking Compressor
79
Testing Compressor Windings
79
S-17A Resistance Test
79
S-17B Ground Test
79
S-17C Unloader Test Procedure
80
S-17D Operation Test
80
Checking Reversing Valve And Solenoid
81
Testing Defrost Control
81
Testing Crankcase Heater (Optional Item)
81
Dvptc/Mbvc Electronic Blower
82
Heater Control
82
Electric Heat Sequencer Outputs
82
Testing Temperature Sensors (Comfortnet Ready Models Only)
82
Data Line Voltage Troubleshooting And Bias Switches
83
Sequence Of Operation
84
Cooling Operation - Low And High Stage Cool
84
Heating Operation - Auxiliary/Emergency Heat
84
Continuous Fan Operation
84
Defrost Operation
86
Emergency Heat Operation
86
Electric Heater (Optional Item)
86
Temperature Rise
86
Checking Heater Fuse Link
87
Checking Heater Elements
87
Refrigeration Repair Practice
87
When Repairing The Refrigeration System
87
S-61A Checking Heater Limit Control(S)
87
S-61B Checking Heater Fuse Link (Optional Electric Heaters)
87
Evacuation
88
S--101 Leak Testing
88
(Nitrogen Or Nitrogen-Traced)
88
Charging
89
Expansion Valve System
89
Heat Pump - Heating Cycle
90
Checking Compressor Efficiency
90
Superheat
90
Overfeeding
90
Checking Subcooling
91
Checking Expansion Valve Operation
91
Checking Restricted Liquid Line
91
Overcharge Of Refrigerant
91
Non-Condensables
91
Pressure Vs. Temperature Chart
93
Required Liquid Line Temperature
94
Compressor Burnout
95
Refrigerant Piping
95
Aluminum Indoor Coil Cleaning
95
Suction Line Drier Clean-Up Method
95
Air Handler Static Pressure Readings
96
Single Piece Air Handler External Static Pressure
96
Two Piece Air Handler External Static Pressure
96
Wiring Diagrams
97
3-Phase Heat Kit
98
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Table of Contents
Troubleshooting
Troubleshooting chart
31
Network Troubleshooting
36
System Troubleshooting
55
Data Line Voltage Troubleshooting and Bias Switches
83
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This manual is also suitable for:
Comfortnet dx18tc series
Comfortnet dz16tc series
Comfortnet dz18tc series
Comfortnet dx16tc0601aa
Comfortnet dx16tc0241ac
Comfortnet dx16tc0481ac
...
Show all
Comfortnet dx16tc0241ca
Comfortnet dx16tc0361ca
Comfortnet dx16tc0481ca
Comfortnet dx16tc0601ca
Comfortnet dx18tc0241aa
Comfortnet dx18tc0601aa
Comfortnet dx18tc0241ba
Comfortnet dx18tc0361ba
Comfortnet dx18tc0481ba
Comfortnet dx18tc0601ba
Comfortnet dx18tc0481bb
Comfortnet dz16tc0241aa
Comfortnet dz16tc0601aa
Comfortnet dz16tc0601ab
Comfortnet dz16tc0241ca
Comfortnet dz16tc0361ca
Comfortnet dz16tc0481ca
Comfortnet dz16tc0601ca
Comfortnet dz18tc0241aa
Comfortnet dz18tc0601aa
Comfortnet dz18tc0241ab
Comfortnet dz18tc0601ab
Comfortnet dz18tc0241ca
Comfortnet dz18tc0361ca
Comfortnet dz18tc0481ca
Comfortnet dz18tc0601ca
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