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
4
NO. PARTS CODE
PRICE
RANK
NEW
MARK
PART
RANK
DESCRIPTION
2-12 PSEL-C376JBEZ AC Insulator
2-13 PRDAFA215JBEZ BE Haet sink
2-14 PRDAFA216JBEZ BC Heat sink
2-15 PSEL-C037JBEZ AE Insulator
2-16 PSEL-C074JBEZ AC Insulator
2-17 PSEL-C374JBEZ AC Seal
2-18 PSHE-A195JBEZ AH Angle sheet
2-19 PSHE-A196JBEZ AE Cord holder sheet
2-20 PSPA-A064JBE0 AA Spacer
2-21 PSPA-A065JBE0 AA Spacer
2-22 PSPA-A150JBZZ AF Spacer
2-23 DSGY-C347JBKZ BV IPM30A board assembly
2-26 QTANZA021JBZZ AN Terminal board 4P
2-27 QTANZA044JBZZ AU Terminal board 3P
2-28 QW-IZA120JBZZ AU Compressor cord (for compressor)
2-46 PSHE-A273JBEZ AF Protection sheet (for display PWB)
2-62 RC-AZA046JBE0 BE Electrolytic capacitor (C9)
2-63 RC-EZA250JBZZ BG Electrolytic capacitor (C10)
2-65 VHDD25VB60+-1 AN Diode bridge (DB1)
2-66 RH-HXA094JBZZ BC Thermistor (TH6-TH8)
2-67 RH-HXA095JBZZ BC Thermistor (TH1-TH4)
2-80 RTHM-A022JBE0 AN Thermistor (TH1)
2-83 TLAB-B777JBRZ AC Caution label
2-84 TLAB-D245JBRZ AF Label
2-85 TLAB-D244JBRZ AM Label
2-93 RH-TXA008JBZZ BR Active filter
2-98 PSEL-C377JBEZ AC Insulator
2-99 RHOG-A169JBE0 AK Thermistor (HEATSINK)
CYCLE PARTS
3-1 CCIL-A133JBEZ AS Coil
3-2 DVLV-A455JBKZ BG Flare union unit 3S
3-3 DVLV-A460JBKZ BG Flare union unit 3S
3-4 DVLV-A536JBKZ AV Flare union unit 2S
3-5 DVLV-A668JBKZ AZ 3way valve unit
3-6
DVLV-A669JBKZ AW 3way valve unit
3-7 GLEG-A029JBE0 AE Comp. cushion rubber
3-8 LBSHCA005JBE0 AA Terminal bushing
3-9 LX-NZA250JBEZ AE Flare nut
3-10 LX-NZA251JBEZ AG Flare nut
3-11 PACU-A049JBEZ BH Accumulator
3-12 PCAP-A083JBEZ AC Nut bonnet
3-13 PCAP-A084JBEZ AC Nut bonnet
3-14 PCMPRA524JBEZ CM Compressor
3-15 PCON-A490JBPZ CC Condenser
3-16 PCOV-0562JBE0 AD Terminal cover
3-17 PMUF-A081JBEZ AY Muffler
3-18 PVLVRA040JBEZ BM Expansion valve
3-19 PVLVXA081JBEZ BB Reverse valve
3-20 RMOTSA031JBZZ BC Coil
3-21 FCMPRA244JBKZ CM Compressor assembly (3-7, 3-8, 3-14, 3-16)
ACCESORY PARTS
4-1 LHLD-A459JBEZ AD Holder
4-2 LPFT-A029JBF0 AD Drain joint
4-3 TINS-B119JBRZ AM Installation manual (English, Italian)
4-4 TINS-B120JBRZ AM Installation manual (French, Spanish)
4-5 LBND-A046JBE0 AE Wire fixing band
4-6 TINS-B121JBRZ AM Installation manual (Portuguese)
SCREWS AND NUTS
6-1 LX-BZA268JBEZ AB Special screw
6-2 LX-BZA075JBE0 AA Special screw (for earth)
6-3 LX-BZA078JBEZ AA Special screw
6-4 LX-BZA351JBEZ AD Special screw
6-5 LX-BZA364JBEZ AC Special screw
6-6 LX-HZA007JBEZ AE Special screw
6-7 LX-NZA319JBEZ AE Special nut
6-8 LX-NZA313JBEZ AE Special nut
6-9 XBPS740P14JS0 AB Machine screw
6-10 XCTS740P10000 AC Tapping screw
6-11 XBPS740P20J00 AF Machine screw
6-12
XBPS730P10000 AF Machine screw
6-13 LX-BZA140JBE0 AB Special screw
6-14 LX-BZA363JBEZ AE Special screw
[1] OUTDOOR UNIT