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Display
Trouble
Criteria and diagnosis
HIC trouble confirmed after 8 retries
<Diagnosis>
• HIC protection activated by abnormal current or
temperature
• Blocked refrigerant circuit pipe
• Instantaneous power failure caused by lightning
• Defective HIC or outdoor fan motor shutdown
• Defective high pressure switch or heat pump unit PCB
• Trouble in hot water storage circulation system (such
as trapped air or blockage)
• Defective hot water storage circulation pump
• Defective electric expansion valve in heat pump unit
• When there is no water in the tank unit
• Improper installation of unit
When the compressor temperature is too high and this is
confirmed after 8 retries
<Diagnosis>
• Defective electric expansion valve in heat pump
unit
• Blocked refrigerant circuit pipe or escaping refrigerant
When the current is too high and this is confirmed after
8 retries
<Diagnosis>
• When an operating current of 12A or more has flowed
Outdoor unit OTP trouble confirmed after 8 retries
<Diagnosis>
• Defective EEP-ROM data or EEP-ROM installation
Trouble in DC compressor speed confirmed after 8 retries
<Diagnosis>
• Open-phase operation, defective compressor
• Blocked refrigerant circuit pipe or defective heat pump
unit PCB
Trouble in DC fan motor speed confirmed after 8 retries
<Diagnosis>
• Defective DC fan motor or defective connector contact
• Defective heat pump unit PCB
H12
Trip input (HIC current or
temperature)
H13
Abnormal compressor temperature
H14
Value of the cutoff
SHP-C90GDN: 12A
SHP-C90GEN: 25A
Current peak cutoff
H15
Trouble in EEPROM (heat pump
unit PCB)
H16
DC compressor operation trouble
H17
DC fan motor operation trouble
Water heating (for the tank unit)
trouble
When the failure of the outlet water temperature from the
heat pump unit to reach the rating is sustained for 10
minutes after the compressor temperature reached its
target
<Diagnosis>
• Trouble in circulation system (problem with escaping
air)
• Defective circulation pump
• No water supplied to tank unit
• Refrigerant escaping from heat pump unit
• Defective PCB in tank unit or heat pump unit
• Defective electric expansion valve in heat pump unit
• Defective compressor
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the outlet water temperature continuously for 3 minutes
in the test run mode
H23
H27
Incorrect piping connection
between units
Summary of Contents for SHP-C90GDN
Page 18: ... 18 07 The structure of the menus ...
Page 24: ... 24 ...
Page 36: ... 36 0HDVXUHPHQWV With packaging 1 5 7 4 6 3 0 5 9 6 17 3 6 7 6 7 7 0 0 ...
Page 48: ... 48 OHFWULFDO ZLULQJ GLDJUDP 㧨㧿㧴㧼㧙㧥㧜㧳㧰㧺㧙㧿㨃㧪 ...
Page 49: ... 49 㧨㧿㧴㧼㧙㧥㧜㧳㧴㧺㧙㧿㨃㧪 ...
Page 50: ... 50 㧨㧿㧴㧼㧙㧥㧜㧳㧱㧺㧙㧿㨃㧪 ...
Page 51: ... 51 㧨㧿㧴㧼㧙㧯㧥㧜㧳㧰㧺㧦400V 3N㨪㧪 ...
Page 52: ... 52 㧨㧿㧴㧼㧙㧯㧥㧜㧳㧱㧺㧦230V 1N㨪㧪 ...
Page 68: ... 68 Parts List SHP TH90GDN SW SHP TH90GEN SW SHP TH90GHN SW ...