Daikin DTH048XXX3DVXYAA Manuals

Manuals and User Guides for Daikin DTH048XXX3DVXYAA. We have 1 Daikin DTH048XXX3DVXYAA manual available for free PDF download: Service Instructions Manual

Daikin DTH048XXX3DVXYAA Service Instructions Manual

Daikin DTH048XXX3DVXYAA Service Instructions Manual (97 pages)

DTG Gas Electirc DTC Cooling/DTH Heat Pump

Brand: Daikin | Category: Heat Pump | Size: 5.02 MB

Table of Contents

Table of Contents

2
- Important Information
  3
- Product Identification
  4
- Product Design
  10
- System Operation
  14
- Scheduled Maintenance
  28
- Servicing
  30
Servicing

32
- Checking Voltage
  33
- Checking Thermostat, Wiring & Anticipator
  34
- Checking Transformer & Control Circuit
  34
- Checking Wiring
  34
- S-3A Thermostat & Wiring
  34
- S-3B Cooling Anticipator
  34
- S-3C Heating Anticipator
  34
- Checking Contactor And/Or Relays
  35
- Checking Contactor Contacts
  35
- Checking Fan Relay Contact
  36
- Checking High Pressure Control
  37
- Checking Loss of Charge Protection
  37
- Checking Low Pressure Control
  37
- Checking Capacitor
  38
- S-15A Resistance Check
  38
- S-15B Capacitance Check
  38
- Checking Compressor Windings
  39
- Checking Motors
  39
- S-16D Checking EEM Motors
  39
- S-17A Resistance Test
  40
- S-17B Ground Test
  40
- Checking Reversing Valve & Solenoid
  41
- S-17D Operation Test
  41
- S-18A Crankcase Heater Thermostat
  41
- Testing Crankcase Heater (Optional Item)
  41
- Testing Defrost Control
  41
- Checking Heater Limit Control(S)
  42
- Testing Defrost Thermostat
  42
- Checking Heater Elements
  43
- Evacuation
  43
- Leak Testing
  43
- Refrigeration Repair Practice
  43
- Charging
  44
- Checking Compressor Efficiency
  45
- Checking Superheat
  45
- Overfeeding
  45
- Checking Restricted Liquid Line
  47
- Fixed Orifice Restriction Devices
  47
- Non-Condensables
  47
- Refrigerant Overcharge
  47
- Checking External Static Pressure
  48
- Compressor Burnout
  48
- Checking Temperature Rise
  49
- Testing Primary Limit
  49
- Checking Flame Rollout Switch
  50
- Testing Auxiliary Limit
  50
- Testing Gas Valve
  51
- Testing Inducer Motor
  51
- Checking Main Burners
  52
- Checking Orifices
  52
- Checking Gas Pressure
  53
- Checking for Delayed Ignition
  54
- Checking for Flashback
  54
- Checking Pressure Control
  55
- High Altitude Application
  55
- Testing Ignition Control Module
  56
- Checking Flame Sensor
  58

Related Products

Daikin Categories

Air Conditioner

Air Conditioner Heat Pump Remote Control Chiller Fan

More Daikin Manuals