Guangzhou Qichao Machinery Parts Co., Ltd.
                                                                                                           
Verified Supplier
Years
Since
Menu

Customized Hydraulic Hammer Excavator Solenoid Valve 31Q6-91220 For R225LC-7

Price Negotiable
Price: Please send mail or Whatsapp
MOQ: 1 Piece
Delivery Time: Negotiable
Brand: ZVEZDA
Product Description
31Q691220 Hydraulic Hammer Solenoid Valve 31Q6-91220 For R225LC-7

Valve block mounting hole spacing, coil resistance, plug pin layout and oil port thread size are fully consistent with original OEM assembly, direct integral bolt replacement without modifying hydraulic pipeline or vehicle wiring harness, greatly shorten equipment maintenance downtime.

Product Details
Specification Detailed Information
Full Product Name Hyundai R225LC-7 Excavator Hydraulic Breaker Control Solenoid Valve Assembly 31Q6-91220
OEM OE Number 31Q6-91220 / 31Q691220
Compatible Machine Hyundai R225LC-7, R210LC-7, R140LC-9, R305-9 Excavator
Rated Voltage DC24V
Condition 100% Brand New Aftermarket OEM Equivalent Complete Assembly
Origin Guangdong, China
Core Material Nitride Hardened Wear-resistant Alloy Spool + Low Drift Pure Copper Electromagnetic Coil
Wiring Design Standard 2-Pin Fully Sealed Waterproof Plug
Installation Position Excavator Auxiliary Hydraulic Hammer Control Oil Circuit
Shipment Lead Time Dispatched within 1–7 working days after payment confirmation
Outer Packaging Neutral Export Carton + Shockproof EPE Foam Inner Liner



Komatsu Parts JCB Parts Other Brand Parts
20Y-43-41780 331/30884 4520781
22U-06-22420 331/30885 4581230
22U-06-22380 331/30886 4601592
782-5301-301 701/80284 4632710
782-5301-302 701/80285 4678921
7824-30-1600 11S-49 4756890
7825-30-1301 60117463 4721563
7825-30-1302 60117463LM 4739125
7861-92-4130 60117464 4772106
7861-92-4131 60117465 4789321
20Y-43-41781 YQ05.251.046 4801234
20Y-43-41782 YQ05.251.047 106-0107
22U-06-22390 YQ05.251.048 106-0108
22U-06-22400 YN20S00002F3 106-0109
7821-30-1500 YN20S00002F4 165-9569
7822-30-1200 YN20S00002F5 206-3305
7823-30-1400 LQ50S00001P1 134-0649
7826-30-1100 LQ50S00001P2 144-6670
7827-30-1000 8-98074-566-0 152-8973
7828-30-0900 8-98074-567-0 171-2540
7829-30-0800 4812369 183-4216
20Y-43-41790 256-7891 191-6527
20Y-43-41800 300661-00004A 212-7890
708-2H-25240 21Q6-20820 214-5620
702-21-07010 K1013849 0419-9902
702-21-07311 332/G0912 0419-9903
702-21-07610 60117466 223-8181
702-21-57400 YQ05.251.049 224-2092
585-9230 YN20S00003F1 225-0300
627-2304 7820-30-1700 253-3809
585-9231 4791230 231-8194
702-21-58100 403-0363 198-6528
702-21-57500 485-5747 328-4314
702-21-60700 375-4414-02 384-3892
714-07-16730 485-9850-03 485-5747
201-0950 485-9850-03 491-0908
25/220804 491-0908 553-5204
25/220994 25/220804 25/220994
31Q6-20131 25/220994 31Q6-91220
31Q6-91220 31Q6-20131 31Q6-91220
No. Question Standard Answer
Q1 Which Hyundai excavators fit breaker solenoid valve 31Q6-91220? This integrated aluminum block hydraulic hammer solenoid is specially manufactured for Hyundai R225LC-7, also compatible with R210LC-7, R140LC-9, R305-9 series construction excavators.
Q2 What core hammer control function does this solenoid realize? It receives ECU electrical signal to switch the auxiliary hydraulic oil circuit, control the high-pressure oil supply of hydraulic breaker, realize automatic start and stop of rock breaking hammer.
Q3 What abnormal breaker faults will occur if this solenoid malfunctions? Hydraulic hammer no striking force, intermittent hammer action, breaker cannot start, delayed hammer response, unstable pump pressure and continuously rising hydraulic oil temperature.
Q4 Is complicated pipeline disassembly required during replacement? No, the whole valve assembly is pre-integrated with internal oil passages, only remove two fixing bolts and unplug the wiring connector, no need to split the main hydraulic valve block.
Q5 What wear-resistant high-pressure design adapts to long quarry operation? Full nitriding hardened spool, double HNBR high-pressure oil-resistant sealing rings, solid anti-rust aluminum valve block, fully sealed two-pin waterproof plug, resist high-pressure hydraulic oil erosion, strong vibration and high heat.
Q6 How to quickly check coil failure before installation? Use multimeter to measure coil resistance, normal range 14–16 ohms; infinite resistance means coil open circuit, resistance below 9 ohms indicates internal short circuit and cannot be installed.


Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou Qichao Machinery Parts Co., Ltd.
Location 825-827, Zhuji International Machinery City, No.36 Zhuji Road, Tianhe District, Guangzhou, China
Contact Person Sales

Request A Quote

Please check your email address.
Your message must be at least 20 characters.