Kobelco SK240-12 · Air Conditioner · 124 part numbers

Illustration reproduced from the Kobelco SK240-12 parts catalogue for part identification only. Callout numbers on the drawing match the Ref. column in the table below. Kobelco is a trademark of its respective owner; Shenyue Machinery is an independent supplier of excavator parts.
The Kobelco SK240-12 Air Conditioner breaks down into 124 individually orderable part numbers. Callout numbers on the exploded view map one-to-one to the Ref. column in the table. Every entry is a genuine Kobelco part number, confirmed against the serial range before we quote.
| Ref. | Part No. | Description | Qty / Assy |
|---|---|---|---|
| YN20M00210F1 | CONDITIONER, AIR | ||
| 1 | YY20M00051F1 | CONDITIONER, AIR | 1 |
| 2 | YN20M00211F1 | CONDITIONER, AIR | 1 |
| 1 | YT20M00033F1 | CONDITIONER ASSY | 1 |
| 1 1 - | YT20M00032F2 | CONDITIONER ASSY | 1 |
| 1 1B - | LC20M01014D2 | HOSE | 1 |
| 1 1C - | LC20M01014D3 | HOSE | 1 |
| 1 1D - | 24100U1176S5 | CLAMP | 2 |
| 1 1E - | YN20M00016S078 | CLIP | 3 |
| 1 1F - | YT20M00030F2 | CONDITIONER, AIR | 1 |
| 1 -1Fa | YT20M00030S001 | CORE | 1 |
| 1 1Fb - | YT20M00030S002 | EVAPORATOR | 1 |
| 1 -1Fc | YT20M00030S003 | BLOWER ASSY | 1 |
| 1 1Fd - | YT20M00030S004 | MOTOR, ELEC | 3 |
| 1 -1Fe | LQ20M00059S039 | RESISTOR | 1 |
| 1 1Ff - | YT20M00030S006 | RELAY | 2 |
| 1 -1Fg | YT20M00030S053 | HARNESS | 1 |
| 1 1Fh - | LQ20M00059S018 | HOSE | 1 |
| 1 1Fj - | LQ20M00059S008 | SENSOR | 1 |
| 1 1Fk - | LQ20M00059S044 | HOLDER | 1 |
| 1 1Fl - | PS20M00005S033 | HOLDER | 1 |
| 1 -1Fm | YT20M00030S012 | THERMOMETER | 1 |
| 1 -1Fn | LQ50V01007P1 | FILTER | 1 |
| 1 -1Fp | LQ20M00059S003 | RAIL | 2 |
| 1 -1Fr | YT20M00030S015 | CASE ASSY | 1 |
| 1 -1Fs | YT20M00030S016 | CASE | 1 |
| 1 1Ft - | YT20M00030S017 | CASE | 1 |
| 1 -1Fu | YT20M00030S018 | COVER | 1 |
| 1 -1Fv | YT20M00030S019 | STAY | 1 |
| 1 -1Fw | YT20M00030S020 | STAY | 1 |
| 1 -1Fx | YT20M00030S021 | COVER | 1 |
| 1 -1Fy | YT20M00030S022 | CASE ASSY | 1 |
| 1 -1Fz | YT20M00030S023 | CASE ASSY | 1 |
| 1 -1Fz24 | YT20M00030S024 | DUMPER | 1 |
| 1 -1Fz25 | YT20M00030S025 | PACKING | 1 |
| 1 -1Fz26 | YT20M00030S026 | PACKING | 1 |
| 1 -1Fz27 | YT20M00030S027 | PACKING | 1 |
| 1 -1Fz28 | YT20M00030S028 | PACKING | 1 |
| 1 -1Fz29 | YT20M00030S054 | PACKING | 1 |
| 1 -1Fz30 | YT20M00030S030 | JOINT | 1 |
| 1 -1Fz31 | YT20M00030S031 | ROD | 1 |
| 1 -1Fz32 | YT20M00030S032 | JOINT | 1 |
| 1 -1Fz33 | YT20M00030S033 | JOINT | 2 |
| 1 -1Fz34 | YT20M00030S034 | LEVER | 1 |
| 1 -1Fz35 | YT20M00030S035 | LEVER | 1 |
| 1 -1Fz36 | YT20M00030S036 | LINK | 1 |
| 1 -1Fz37 | YT20M00030S037 | ROD | 1 |
| 1 -1Fz38 | YT20M00030S038 | LEVER | 1 |
| 1 -1Fz39 | YT20M00030S039 | LEVER | 1 |
| 1 -1Fz40 | LQ20M00059S048 | BUSHING | 4 |
| 1 -1Fz41 | LQ20M00059S049 | HOLDER | 2 |
| 1 -1Fz42 | LQ20M00059S046 | SCREW, TAPPING | 3 |
| 1 -1Fz43 | LQ20M00059S047 | SCREW, TAPPING | 26 |
| 1 -1Fz44 | LQ20M00059S050 | SCREW, TAPPING | 5 |
| 1 -1Fz45 | LQ20M00088S041 | CONDITIONER, AIR | 1 |
| 1 -1Fz46 | YT20M00030S046 | CAPSCREW | 2 |
| 1 -1Fz47 | YT20M00030S047 | TUBE | 1 |
| 1 -1Fz48 | YT20M00030S048 | TUBE | 1 |
| 1 -1Fz49 | YT20M00035S013 | PLATE | 1 |
| 1 -1Fz50 | YT20M00009S005 | MACHINE SCREW | 1 |
| 1 -1Fz51 | 2445Z1604D4 | O RING - | 1 |
| 1 -1Fz52 | 2445Z1604D5 | O RING - | 1 |
| 1 2 - | YT20M01274P2 | PANEL | 1 |
| 1 3 - | YT50V01036P1 | FILTER | 1 |
| 2 | ZM73C10030 | SEMS BOLT - | 5 |
| 3 | YN13E01375P1 | CLIP | 3 |
| 5 | PY01P01043D3 | CLIP | 4 |
| 1 | YN20M00218F1 | CONDITIONER ASSY | 1 |
| 1 1 - | YX91V00001F1 | COMPRESSOR, AIR | 1 |
| 1 1A - | LC91V00001S002 | PLATE | 1 |
| 1 1B - | YN91V01001S002 | PLATE | 1 |
| 1 1C - | YN91V01001S003 | ROTOR | 1 |
| 1 1D - | LC91V00001S004 | ACCESSORIES | 1 |
| 1 1E - | YN91V01001S005 | COVER | 1 |
| 1 1F - | YN91V01001S006 | COVER | 1 |
| 1 1G - | YN91V01001S007 | RING ASSY | 1 |
| 1 2 - | YN20M01696F1 | PULLEY ASSY | 1 |
| 1 3 - | LQ20M01327F1 | CONDENSER | 1 |
| 1 3A - | LQ20M01327S001 | CONDENSER | 1 |
| 1 3B - | YT20M01215S002 | RUBBER | 4 |
| 1 3C - | YT20M01215S003 | COLLAR | 4 |
| 1 4 - | YN96V00063F1 | DRYER ASSY, AIR | 1 |
| 1 4A - | YN20M02021F1 | HOSE ASSY | 1 |
| 1 -4Aa | YN20M02021S001 | HOSE ASSY | 1 |
| 1 -4Ac | YN20M01726P1 | CAP | 1 |
| 1 4B - | YN20M02022F1 | HOSE ASSY | 1 |
| 1 -4Ba | YN20M02022S001 | HOSE ASSY | 1 |
| 1 -4Bc | YN20M01725P1 | CAP | 1 |
| 1 4C - | YN20M02023F1 | HOSE ASSY | 1 |
| 1 -4Ca | YN20M02023S001 | HOSE ASSY | 1 |
| 1 4Cb - | 2445Z1604D6 | O RING - | 2 |
| 1 4D - | LQ20M01409F1 | HOSE ASSY | 1 |
| 1 -4Da | LQ20M01409S001 | HOSE ASSY | 1 |
| 1 4E - | YN20M01954P1 | CAPSCREW | 2 |
| 1 4F - | YN20M01955P1 | CAPSCREW | 2 |
| 1 4G - | LS54S00003P1 | RECEIVER | 1 |
| 1 4H - | YN20M01469P1 | BRACKET | 1 |
| 2 | YN20M01494DC | V BELT - | 1 |
| 3 | LQ20M01373P1 | BRACKET | 1 |
| 4 | YN20M01939P1 | BRACKET | 1 |
| 5 | YN20M01941P1 | BRACKET | 1 |
| 6 | YY20M01169P1 | BRACKET | 1 |
| 7 | LC20M01126P1 | CONNECTOR | 1 |
| 8 | HX11W08290DX | HOSE | 1 |
| 9 | HX11W08240DX | HOSE | 1 |
| 10 | HX11W08066DX | HOSE | 1 |
| 11 | HX80X25280DX | TUBE | 1 |
| 12 | HX80X22270DX | TUBE | 1 |
| 13 | HX80X22220DX | TUBE | 1 |
| 14 | HX80X22050DX | TUBE | 1 |
| 15 | HX80X19270DX | TUBE | 1 |
| 16 | HX80X19220DX | TUBE | 1 |
| 17 | LQ20M01371P1 | CLIP | 6 |
| 18 | 2432R226D13 | CLIP | 1 |
| 19 | YN20M01751P1 | CLIP | 2 |
| 21 | PY01P01043D5 | CLIP | 20 |
| 23 | ZM73C10025 | SEMS BOLT - | 3 |
| 24 | ZM73C08025 | SEMS BOLT - | 8 |
| 25 | ZM73C06020 | SEMS BOLT - | 2 |
| 26 | ZS18C08100 | CAPSCREW | 4 |
| 27 | ZS18C08030 | CAPSCREW | 4 |
| 28 | ZS18C08020 | CAPSCREW | 2 |
| 29 | PV01P01007P1 | WASHER | 4 |
| 30 | ZW16P08000 | WASHER | 6 |
Part numbers as fitted to the Kobelco SK240-12 excavator. Where a position changed during the production run, the serial number settles which one applies to your machine.
The 124 entries group into 24 distinct number series, led by YT20M, YN20M. In practice that means repeated items such as hose, conditioner, tube and 23 hardware positions.
The high-quantity positions are: LQ20M00059S047 (screw, tapping, ×26 per assembly); PY01P01043D5 (clip, ×20 per assembly); ZM73C08025 (sems bolt -, ×8 per assembly). The full list follows below.
Send the Kobelco SK240-12 serial number with your enquiry. A/C components changed across the production run on some builds, and the serial number confirms the correct set before you order.
The air-conditioning and heating system is a common comfort complaint on working machines — weak cooling, a smell from the vents, or a compressor that cycles erratically. Because every component in this group is separately orderable, the repair can be scoped from a single O-ring to a complete unit.
Weak cooling usually traces to a blocked filter, a tired compressor or a seal leak. Send the serial number and the symptom and we will indicate the relevant part numbers from the group. If that matches your case, quote LQ20M00059S047 and we will take it from there.
Electrical components for the Kobelco SK240-12 have their own group on this site — search the part number or send us the symptom and we will point you to the right page.
Yes. The compressor carries its own part number in the table above and can be quoted separately from the rest of the system.
Kobelco SK240-12 workshop guide
Read the guideKobelco SK240-12 workshop guide
Read the guideRepair guides written from our own workshop notes on the Kobelco SK240-12 — the same components listed on this page, with the failure patterns and part numbers we see most often from trade customers.