Daikin DCH072 SERIES Manuals

Manuals and User Guides for Daikin DCH072 SERIES. We have 3 Daikin DCH072 SERIES manuals available for free PDF download: Service Instructions Manual, Installation Instructions Manual

Daikin DCH072 SERIES Service Instructions Manual (139 pages)

Cooling/Heat Pumps Commercial Package Units with R-410A Refrigerant 4 - 25 Tons & Accessories

Brand: Daikin | Category: Heat Pump | Size: 3.84 MB

Table of Contents

2
- Important Information
  3
- Product Design
  7
- System Operation
  11
  - System Operation
    16
- Scheduled Maintenance
  17
Servicing

19
- Servicing
  20
  - Checking Voltage
    20
  - Checking Wiring
    21
  - Checking Thermostat, Wiring & Anticipator
    21
  - S-3A Thermostat & Wiring
    21
  - S-3B Cooling Anticipator
    21
  - Checking Transformer & Control Circuit
    21
  - Checking Contactor And/Or Relays
    22
  - Checking Contactor Contacts
    22
  - Checking Fan Relay Contact
    23
  - Checking Loss of Charge Protection
    24
  - Checking High Pressure Control
    24
  - Checking Low Pressure Control
    25
  - Checking Capacitor
    25
  - S-15A Resistance Check
    25
  - S-15B Capacitance Check
    26
  - Checking Motors
    26
  - S-16A Checking Fan & Blower Motor
    26
  - Windings (PSC Motors)
    26
  - S-16D Checking EEM Motors
    26
  - Checking Compressor Windings
    27
  - S-17A Resistance Test
    27
  - S-17B Ground Test
    27
  - S-17D Operation Test
    28
  - Testing Crankcase Heater (Optional Item)
    28
  - S-18A Crankcase Heater Thermostat
    29
  - Checking Reversing Valve & Solenoid
    29
  - Testing Defrost Control
    29
  - Testing Defrost Thermostat
    29
  - Checking Heater Limit Control(S)
    30
  - Refrigeration Repair Practice
    30
  - Leak Testing
    30
  - Evacuation
    31
  - Charging
    32
  - Overfeeding
    33
  - Checking Superheat
    33
  - S-104 Checking Compressor Efficiency
    33
  - Fixed Orifice Restriction Devices
    36
  - Checking Restricted Liquid Line
    36
  - Non-Condensables
    36
  - Compressor Burnout
    36
  - Checking External Static Pressure
    37
  - Checking Temperature Rise
    38
  - Checking Belt Tension
    38
  - Indoor Fan Rotation Check
    39
  - Motor Sheave Adjustment
    39
  - Servicing
    39
- Unit Wiring Diagrams
  40
Section 3

65
- Checking Voltage
  66
- Checking Wiring
  67
- S-3B Cooling Anticipator
  67
- Checking Contactor And/Or Relays
  68
- Checking Contactor Contacts
  68
- Checking Capacitor
  70
- Checking High Pressure Control
  70
- Checking Low Pressure Control
  70
- S-15A Resistance Check
  71
- S-15B Capacitance Check
  71
- Checking Compressor Windings
  72
- Checking Motors
  72
- S-16A Checking Fan & Blower Motor
  72
- S-17A Resistance Test
  72
- Windings (PSC Motors)
  72
- S-17B Ground Test
  73
- S-17D Operation Test
  73
- Testing Crankcase Heater (Optional Item)
  73
- Testing Defrost Control
  74
- Testing Defrost Thermostat
  74
- Checking Heater Elements
  75
- Checking Heater Limit Control(S)
  75
- Evacuation
  76
- Leak Testing
  76
- Refrigeration Repair Practice
  76
- Charging
  77
- Checking Compressor Efficiency
  77
- Checking Superheat
  78
- Fixed Orifice Restriction Devices
  78
- Overfeeding
  78
- Checking Restricted Liquid Line
  81
- Compressor Burnout
  81
- Non-Condensables
  81
- Checking Temperature Rise
  82
- Checking Belt Tension
  83
- Indoor Fan Rotation Check
  84
Section 4

111
- Checking Voltage
  112
- Checking Wiring
  113
- S-3B Cooling Anticipator
  113
- Checking Contactor And/Or Relays
  114
- Checking Contactor Contacts
  114
- Checking Fan Relay Contact
  114
- Checking Capacitor
  116
- Checking High Pressure Control
  116
- Checking Low Pressure Control
  116
- S-15A Resistance Check
  117
- S-15B Capacitance Check
  117
- (PSC Motors)
  118
- Checking Compressor Windings
  118
- Checking Motors
  118
- S-16A Checking Fan Motor Windings
  118
- S-17A Resistance Test
  118
- S-17B Ground Test
  119
- S-17D Operation Test
  119
- Testing Crankcase Heater (Optional Item)
  119
- Checking Heater Limit Control(S)
  120
- Leak Testing
  120
- Refrigeration Repair Practice
  120
- Charging
  121
- Evacuation
  121
- Checking Compressor Efficiency
  122
- Overfeeding
  122
- Checking Expansion Valve
  123
- Checking Restricted Liquid Line
  123
- Checking Subcooling
  123
- Non-Condensables
  123
- Checking Belt Tension
  126
- Checking External Static Pressure
  126
- Compressor Burnout
  126
- Indoor Fan Rotation Check
  127
- Motor Sheave Adjustment
  127

Daikin DCH072 SERIES Installation Instructions Manual (64 pages)

DCC/DCH SERIES LIGHT COMMERCIAL PACKAGED HEATING AND COOLING UNIT 3 TO 6 TON

Brand: Daikin | Category: Air Conditioner | Size: 1.98 MB

Table of Contents
1
Replacement Parts
2
Safety Instructions
2
General Information
2
Unit Location
3
Clearances
4
Roof Curb Post-Installation Checks
5
Roof Top Duct Connections
5
Rigging Details
5
Electrical Wiring
6
Circulating Air and Filters
8
Condensate Drain Connection
8
Startup, Adjustments, and Checks
9
Air Flow Adjustments
10
Motor Sheave Adjustments
11
Heat Pump Operation
13
Maintenance
14
Troubleshooting
14
Appendix A Blower Performance Tables
16
Appendix B Electrical Data
24
Appendix C Unit Dimensions
26
Appendix D Wiring Diagrams
27
Wiring Diagrams for Models with DDC Controls
40
San Felipe St., Suite 500, Houston, TX
64

Daikin DCH072 SERIES Installation Instructions Manual (48 pages)

LIGHT COMMERCIAL PACKAGED HEATING AND COOLING UNIT

Brand: Daikin | Category: Heating System | Size: 3.87 MB

Daikin Categories

Air Conditioner Heat Pump Remote Control Chiller Fan

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Daikin DCH072 SERIES Manuals

Daikin DCH072 SERIES Service Instructions Manual (139 pages)

Table of Contents

Table of Contents

Servicing

Section 3

Section 4

Daikin DCH072 SERIES Installation Instructions Manual (64 pages)

Table of Contents

Daikin DCH072 SERIES Installation Instructions Manual (48 pages)

Table of Contents

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