Haier 1U12BE8ERA manuals
1U12BE8ERA
Table of contents
1U12BE8ERA
Table of contents
- service manual
- Table Of Contents
- Introduction
- safety cautions
- cautions regarding products after repair
- inspection after repair
- using icons list
- Specifications
- Sensors list
- Piping diagrams
- Operation range
- Printed circuit board connector wiring diagram
- Functions and control
- protection function
- value of thermistor
- Dimensional drawings
- Service diagnosis
- problem symptoms and measures
- error codes and description indoor display
- thermistor or related abnormality
- eeprom abnormal
- indoor ac fan motor malfunction
- outdoor dc fan motor fault
- ipm protection
- the communication fault between ipm and outdoor pcb
- power supply over or under voltage fault
- overheat protection for discharge temperature
- the communication fault between indoor and outdoor
- loss of synchronism detection
- Performance and curves diagrams
- cooling discharge pressure curves
- cooling suction pressure curves
- heating discharge pressure curves
- heating suction pressure curves
- Circuit diagrams
- removal procedure
- removal of outdoor panel
- removal of electrical box
- removal of fan and fan motor
- removal of compressor and heat exchanger
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