User Manuals: Amana DSZC18 Efficiency Heat Pump

Manuals and User Guides for Amana DSZC18 Efficiency Heat Pump. We have 1 Amana DSZC18 Efficiency Heat Pump manual available for free PDF download: Service And Troubleshooting

Amana DSZC18 Service And Troubleshooting (93 pages)

ASXC, DSXC, and GSXC Condensing units, ASZC, DSZC, and GSZC Split System Heat Pumps with R-410A Refrigerant Blowers, Coils, & Accessories

Brand: Amana | Category: Heat Pump | Size: 4 MB

Table of Contents
1
Important Information
2
Product Information
4
- Communicating System
  18
- Airflow Considerations
  18
- Control Wiring
  18
System Operation
18
- Communications Troubleshooting Chart
  19
- Cooling
  20
- Cooling Cycle
  20
- Defrost Cycle - Communicating Models
  21
- Heating
  21
- Heating Cycle
  21
- Electrical Failure
  22
- Reversing Valve
  22
- Trouble Shooting Mechanical Failures on Reversing Valve by Temperature
  22
- Troubleshooting Mechanical Failures on Reversing Valve by Pressure
  22
- Continuous Fan Operation
  23
- AVPTC Motor Orientation
  26
- Checking Voltage
  26
- Checking Wiring
  26
- Unit Supply Voltage
  26
- Cooling Operation - Low and High Stage Cool
  23
- Heating Operation - Auxiliary/Emergency Heat
  23
- Sequence of Operation
  23
Servicing
26
Compressor Ground Test
40
Unloader Test Procedure with Comfort
40
Alert™ Unitary (Uc) Control Diagnostics
40
Locked Rotor Test
40
- Copeland Compressor
  41
- With Power on
  41
Operation Test
41
Testing Crankcase Heater (Optional Item)
41
Ohm Reading of Communicating Outdoor Unit Sensors
42
Checking Reversing Valve and Solenoid
42
Testing Defrost Control
42
Testing Temperature Sensors (Communicating Ready Models Only)
42
- Troubleshooting
  43
- Motor Control Circuits
  43
- Electric Heat Sequencer Outputs
  43
AVPTC/MBVC Heater Control
43
Data Line Voltage Troubleshooting and Bias Switches
44
Electric Heater (Optional Item)
44
Checking Heater Limit Control(S)
47
Checking Heater Fuse Link (Optional Electric Heaters)
47
Checking Heater Elements
47
Refrigeration Repair Practice
47
Brazing Materials
48
Leak Testing (Nitrogen or Nitrogen-Traced)
48
System Evacuation
48
Deep Vacuum Method
48
Triple Evacuation Method (Alternate)
49
Charging
49
Expansion Valve System
50
Final Charge Adjustment
50
- Heat Pump - Heating Cycle
  51
- Checking Superheat
  51
Checking Compressor Efficiency
51
Overfeeding
51
Underfeeding
51
Checking Subcooling
52
Checking Expansion Valve Operation
52
Checking Restricted Liquid Line
56
Overcharge of Refrigerant
56
Non-Condensables
56
Compressor Burnout
56
Suction Line Drier Clean-Up Method
57
Refrigerant Piping
57
Single Piece Air Handler External Static Pressure
57
- Cleaning Aluminum Coils
  58
- Cleaning Outdoor Fan Blade
  58
- Cleaning Outdoor Coil
  58
Two Piece Air Handler External Static Pressure
58
Maintenance
58
- Menu Navigation and Selection Instructions
  64
- Airflow Settings Instructions
  64
- Using On-Board Push Buttons
  64
- Using Phone Application over Bluetooth Network
  64
- System Troubleshooting
  71
- Unitary Diagnostic Codes
  71
- Wiring Diagrams
  85
- 3-Phase Heat Kit
  85
- 25Kw Heat Kit
  85

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User Manuals: Amana DSZC18 Efficiency Heat Pump

Amana DSZC18 Service And Troubleshooting (93 pages)

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