Service manual
Table Of Contents
- TopPage
- SPECIFICATIONS
- EXPLANATION OF CIRCUIT AND OPERATION
- [1] BLOCK DIAGARM
- [2] FUNCTIONS
- 1. FREQUENCY CONTROL
- 2. OVER CURRENT PROTECTION
- 3. COMPRESSOR PROTECTION CONTROL
- 4. POWER TRANSISTOR MODULE PROTECTION
- 5. SERIAL SIGNALS
- 6. THERMISTOR OPEN OR SHORT
- 7. MISWIRING CHECK
- 8. SAFETY TIME
- 9. PUMP DOWN SWITCH
- 10. CONTROL OF COMPRESSOR OR AND EXPANSION VALVE
- 11. DEFROST OPERATION
- 12. Power factor module Output voltage
- [3] ACTIVE FILTER CIRCUIT
- [4] EXPLANATION OF IPM DRIVE CIRCUIT
- FUNCTION AND OPERATION OF PROTECTIVE PROCEDURES
- REFRIGERATION CYCLE
- DISASSEMBLING PROCEDURE
- PartsGuide
- EndPage
AEX3M18JR
5
NO. PARTS CODE
PRICE
RANK
NEW
MARK
PART
RANK
DESCRIPTION
[4] PACKING PARTS
NO. PARTS CODE
PRICE
RANK
NEW
MARK
PART
RANK
DESCRIPTION
[2] CONTROL BOARD UNIT PARTS
2-2 DSGY-C346JBKZ CD Control board unit
2-2-1 QFS-GA065JBZZ BA Fuse (FUSE1,101)
2-2-2 QFS-GA062JBZZ AF Fuse (FUSE3, 4)
2-2-3 QFS-GA063JBZZ AE Fuse (FUSE5)
2-2-4 QFS-GA064JBZZ AF Fuse (FUSE6)
CT1 RTRN-A256JBE0 AG Transformer (CT1)
D1 D38 VHD1SS133//-1 AA Diode (D1,38)
D14 VHDRK36LF011B AD Diode (D14)
D19-21 VHD1SR139-6-1 AB Diode
D2-4 VHD1SR139-6-1 AB Diode
D26-37 VHD1SR35-4A-1 AC Diode (D26~37)
IC1 RH-IXA924JBNA BG Micro computer (IC1)
IC2 RH-IZA140JBE0 AE Integrated circuit (IC2)
IC3 IC12 RIC--A025BDE0 AE Integrated circuit (IC3, IC12)
IC4 VHISTRL472+-1 AL Integrated circuit (IC4)
IC5 VHIKIA339F+-1L AD Integrated circuit (IC5)
IC6 FH-IXA341JBKZ AU EEPROM-AEX3M8JR (IC6)
IC7 RIC--A022BDE0 AE Integrated circuit (IC7)
IC8 VHIMM1431A+-1+ AD Integrated circuit (IC8)
IC9 VHINJM2904M-1R AD Integrated circuit (IC9)
L3 L4 RFIL-A116JBZZ AY Coil (L3,4)
L5 RFILNA013JBZZ BE Normal coil (L5)
L6 RFILNA007CBZZ AR Common coil (L6)
MRY1 RRLYDA012JBZZ AR Relay (MRY1)
NR1-NR3 RH-VXA002JBZZ AF Varistor (NR1-NR3)
PC1 VHGPC81716P-1L AD Photo coupler (PC1)
PC4.6.8 VHGPC817XP3-1L AD Photo coupler (PC4,6,8)
PC5.7.9 VHGPC853HXP-1R AG Photo coupler (PC5,7,9)
PTC1 RH-QXA005JBZZ AW PTC thermistor (PTC1)
Q11 VSKRC245M//-3 AC Transistor (Q11)
Q13-15 VS2SA1020Y+-1+ AH Transistor (Q13~15)
Q2 VS2SA1586G+-1L AB Transistor (Q2)
RY1 RRLYDA008JBZZ AH Relay (RY1)
SA1 QSPGCA006JBZZ AH
Surge absorb (SA1)
SW1-3 QSW-PA016DRE0 AB Tact switch (SW1,2,3)
TR1 RTRNWA034JBZZ AG Transformer (TR1)
[3] IPM30A BOARD PARTS
2-23 DSGY-C347JBKZ BV IPM30A board assembly
2-23-1 RH-IXA859JBZZ BQ Power module (PS21267-P)
R100 RR-WZA028JBE0 AE Cement Resistor (R100)
[4] PACKING PARTS
5-1 SPAKCC415JBEZ BB Packing case
5-2 CPADBA131JBKZ AZ Bottom pad assembly
5-3 CPADBA132JBKZ AS Packing pad assembly
Front side
5-3
5-2
5-1