Name: Goodman ComfortNet DSZC180361AD
Brand: Goodman
Rating: 4 (1 reviews)

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RS6200007r14

December 2017

This manual is to be used by qualified, professionally trained HVAC technicians only. Goodman

does not assume any responsibility for property damage or personal injury due to improper

service procedures or services performed by an unqualified person.

ComfortNet™

ASXC, DSXC, and GSXC Condensing Units,

ASZC, DSZC and GSZC

Split System Heat Pumps

with R-410A Refrigerant

Blowers, Coils, & Accessories

Service Instructions

Service Instructions1
Important Information2
Safe Refrigerant Handling3
Product Identification4
ASXC16 a Mana Brand Split X-Communicating Condensers R-410A 16 Seer9
ASXC18 a Mana Brand Split X-Communicating Condensers R-410A 18 Seer9
GSXC16 Goodman Brand Split X-Communicating Condensers R-410A 16 Seer10
GSXC18 Goodman Brand Split X-Communicating Condensers R-410A 18 Seer10
DSXC18 Deluxe Split X-Communicating Condensers R-410A 18 Seer11
DSXC16 Deluxe Split X-Communicating Condensers R-410A 16 Seer11
ASZC16 a Mana Brand Split Z-Communicating Heat Pump R-410A 16 Seer12
ASZC18 a Mana Brand Split Z-Communicating Heat Pumps R-410A 18 Seer12
GSZC16 Goodman Brand Split Z-Communicating Heat Pump R-410A 16 Seer13
DSZC16 Deluxe Split Z-Communicating Heat Pump R-410A 16 Seer14
DSZC18 Deluxe Split Z-Communicating Heat Pump R-410A 18 Seer14
AVPTC****14 Single Piece Air Handler Multiple-Position Variable Speed Painted T XV with 4-Wire Communicating Control14
MBVC Modular Blower Air Handler V-Multi-Position Variable-Speed Communicating Ready W/4-Wires16
Cauf C-Indoor Coil A-Upflow/Downflow Uncased Flowrator16
CHPF C-Indoor Coil Horizontal A-Coil Painted Flowrator17
CAPT C-Indoor Coil A-Upflow/Downflow Painted Cased Flowrator W/T XV18
CAPF C-Indoor Coil Horizontal A-Upflow/Downflow Painted Flowrator18
CSCF C-Indoor Coil S-Horizontal Slab Coil C-Unpainted Flowrator19
Accessories20
Expansion Valve Kits21
Electric Heat Kit Applications-AVPTC24
Avptc**14**25
Ready 15 AVPTC26
Product Design27
Condensing Unit27
Coils and Blower Coils28
Unloader Solenoid28
Capacity Control-Comfortnet Models28
Communicating Unitary Control (UC) PCB29
System Operation30
Defrost Cycle-Comfortnet Models31
Dipswitch Settings for Selection of Defrost Time31
Cooling Cycle32
Heating Cycle32
Expansion Valve/Check Valve Assembly in Cooling Operation33
Expansion Valve/Check Valve Assembly in Heating Operation33
Cooling/Hp Analysis Chart34
Troubleshooting Chart34
Servicing Table of Contents35
Checking Voltage36
- S-3E CTK0*** Comfortnet Thermostat36
- Comfortnet System36
Checking Wiring36
- Airflow Considerations37
- Control Wiring37
- CTK04 Standard Wiring37
- Comfort Net System Advanced Features38
- CTK 04 Alternate Wiring Scheme38
- CTK04 System Wiring Using Three-Wires between Air Handler and AC/HP and Four Wires between Air Handler and Thermostat38
- Diagnostics38
- Communications Troubleshooting Chart39
- Network Troubleshooting39
- Сhecking Transformer and Control Circuit39
- PCBJA101-PCBJA102 Air Handler Diagnostic Codes41
- PCBJA104 Air Handler Diagnostic Codes45
- Checking Time Delay Relay Checking Unitary (UC) Control49
- Compressor Contactor/Relay Contacts49
Checking High and Low Voltage49
- Unitary (UC) Control Diagnostics50
- Checking High and Low Voltage to ECM Motor50
- Checking Relay Contacts-PSC Fan Motor50
- Checking Fan Relay Contacts-ECM Fan Motor50
S-10A Copeland Comfort Alert50
- PCBHR104 System Troubleshooting57
- Unitary Diagnostic Codes58
- PCBHR105 System Troubleshooting64
- Resistance Check Using a Digital Multi-Meter71
Checking High Pressure Control71
Checking Low Pressure Control71
Checking High and Low Pressure Switch Voltage71
Checking Capacitor71
- Multi-Meter (in Capacitance Mode)71
S-15B Capacitance Check Using a Digital Multi-Meter (in Capacitance Mode)72
S-16G Checking Emerson Ultratech72
- Emerson Ultracheck-EZ Diagnostic Tool73
- Electrical Checks-High Voltage Power Circuits73
- Electrical Checks-Low Voltage Control Circuits74
- Motor Control/End Bell Checks74
- Motor Checks75
S-16H ECM CFM Adjustments AVPTC/MBVC75
- MBVC Airflow Table77
- Blower Performance Data78
- Thermostat "Fan Only" Mode78
- CFM Trim Adjust78
- Dip Switches-Cooling Airflow and Airflow Adjust Taps78
- AVPTC Airflow Table79
- Speed Selection Dip Switches80
- Cooling/Heat Pump Airflow Table80
- READY 15 AVPTC Airflow Tables81
- Electric Heat Airflow Table82
- Dip Switch Setting & Airflow Table for Electric Heat82
- Testing Compressor Windings83
Checking Compressor83
S-17A Resistance Test83
S-17B Ground Test83
Unloader Test Procedure with Comfort Alert-Unitary (UC) Control Diagnostics84
S-17C Unloader Test Procedure84
Testing Crankcase Heater (Optional Item)85
S-17D Operation Test85
Checking Reversing Valve and Solenoid85
Testing Defrost Control85
- Testing Temperature Sensors (Comfortnet Ready Models Only)86
- AVPTC/MBVC Electronic Blower/Heater Control86
S-40A Avptc/Mbvc Electronic Blower/ Heater Control86
- Motor Control Circuits87
- Electric Heat Sequencer Outputs87
- Communications (Applies Only to Systems with Compatible Comfortnet Outdoor Unit and Ctk0*Thermostat)87
- Data Line Voltage Troubleshooting and Bias Switches87
- Sequence of Operation88
- AVPTC/MBVC with ASXC/DSXC Condenser and CTK0* Communicating Themostat88
- Reconnect Communicating Wires from Outdoor Board Check Voltage Again88
- Checking Bias Voltage88
- Heating Operation-Auxiliary/Emergency Heat89
- Continuous Fan Operation89
- AVPTC/MBVC with ASZC/DSZC Heat Pump and CTK0* Communicating Themostat89
- Cooling Operation-Low and High Stage Cool89
- Heating Operation90
- Outdoor Temperature above the Heat Pump Balance Point90
- Outdoor Temperature below the Heat Pump Balance Point90
- Defrost Operation90
- Electric Heater Capacity BTUH91
- Temperature Rise (F) 240V91
- BTUH Capacity Correction Factor91
Electric Heater (Optional Item)91
S-61A Checking Heater Limit Control(S)91
- Checking Heater Fuse Link (Optional Electric Heaters)92
- Brazing Materials92
S-61B Checking Heater Fuse Link92
Checking Heater Elements92
Refrigeration Repair Practice92
Leak Testing92
Leak Testing (Nitrogen or Nitrogen-Traced)93
Evacuation93
Expansion Valve System94
S-103 Charging94
Checking Compressor Efficiency95
Overfeeding95
Underfeeding95
Superheat95
Checking Subcooling95
Checking Expansion Valve Operation96
Checking Restricted Liquid Line96
Overcharge of Refrigerant96
Non-Condensables96
- Pressure Vs. Temperature Chart R-410A97
- Required Liquid Line Temperature98
- Suction Line Drier Clean-Up Method99
Compressor Burnout99
Refrigerant Piping99
- Aluminum Indoor Coil Cleaning (Qualified Servicer Only)100
- Air Handler Static Pressure Readings100
- Two Piece Air Handler External Static Pressure100
Single Piece Air Handler External Static Pressure100
- 25Kw Heat Kit101
- Accessories Wiring Diagrams101
- 3-Phase Heat Kit101
- A/Dsxc16102
- A/Dsxc18103
- A/Dszc16104
- A/Dszc18105
- AVPTC1830-3137 and 4260106
- AVPTC Smart Frame107
- Mbvc108

Model	DSZC180361AD
Type	Heat Pump
Cooling Capacity (BTU)	36000
Cooling Capacity (Ton)	3
Heating Capacity (Ton)	3
SEER Rating	18
HSPF Rating	9.5
Refrigerant	R-410A
Voltage (VAC)	208/230
Phase	1
Heating Capacity (BTU)	36000
Stages	Variable

Goodman ComfortNet DSZC180361AD User Manual

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