Procedure for Troubleshooting and Cleaning the Oil Rail System for the Hydraulic Electronic Unit Injector

Agricultural Tractor:

65C (S/N: 4ZF1-UP)

65D (S/N: 4ZF1-UP)

MT735 (S/N: AKN1-UP)

MT745 (S/N: ALA1-UP)

MT755 (S/N: ALM1-UP)

MT765 (S/N: AMS1-UP)

MTC735 (S/N: 8121-UP)

MTC755 (S/N: 8141-UP)

MTC765 (S/N: 8151-UP)

Asphalt Paver:

AP-1000D (S/N: EAD1-UP)

AP-1055D (S/N: FAC1-UP; A6P1-UP)

AP-755 (S/N: B3T1-UP)

BG-2455D (S/N: BNW1-UP; BXW1-UP)

BG-260D (S/N: BPW1-UP)

Cold Planer:

PM-102 (S/N: Z2X1-UP)

Combine:

Lexion 470 R (S/N: 7651-UP; 4ZF1-UP)

Lexion 475 R (S/N: 7671-UP)

Landfill Compactor:

816F Series 2 (S/N: BZR1-UP)

Soil Compactor:

815F Series 2 (S/N: BYN1-UP)

Engine:

C-9 (S/N: CLJ1-UP)

C7 (S/N: JRA1-UP; JTF1-UP; RMF1-UP; KAL1-UP; C7P1-UP; SAP1-UP; C7T1-UP; JRT1-UP; WAX1-UP; PRY1-UP)

C9 (S/N: SRB1-UP; LFE1-UP; CKP1-UP; LFR1-UP; X3R1-UP; C9Y1-UP)

Generator Set:

C9 (S/N: C9A1-UP; C9Z1-UP; C9E1-UP; SJB1-UP)

Industrial Engine:

C9 (S/N: JSC1-UP; MBD1-UP; JLW1-UP)

Marine Engine:

C7 (S/N: M7A1-UP; C7B1-UP; C7D1-UP; M7G1-UP; C7X1-UP; C7Z1-UP)

C9 (S/N: C9B1-UP; CSN1-UP; X9X1-UP; Z9X1-UP; X9Y1-UP)

Truck Engines:

C7 (S/N: LBM1-UP; YPG1-UP)

C9 (S/N: ETK1-UP; MTB1-UP; 9DG1-UP)

Excavator:

324D (S/N: LAB1-UP; EJC1-UP; T2D1-UP; BYE1-UP; JJG1-UP; ECH1-UP; TRH1-UP; BTK1-UP; JGK1-UP; SYM1-UP; AWN1-UP; TSN1-UP; DFP1-UP; JKR1-UP; JZR1-UP; JLS1-UP; JAT1-UP; PYT1-UP; CJX1-UP)

325D (S/N: GPB1-UP; NAC1-UP; KBE1-UP; PKE1-UP; KDG1-UP; C4H1-UP; DBH1-UP; PEH1-UP; C7K1-UP; ERK1-UP; RJK1-UP; C8L1-UP; LAL1-UP; MCL1-UP; PAL1-UP; CJM1-UP; C9M1-UP; AZP1-UP; DAP1-UP; A3R1-UP; GBR1-UP; SCR1-UP; T2S1-UP; CYW1-UP)

328D (S/N: BYH1-UP; GTN1-UP; MKR1-UP)

329D (S/N: MNB1-UP; XDB1-UP; BFC1-UP; BBF1-UP; CZF1-UP; DJF1-UP; JHJ1-UP; RSK1-UP; WDK1-UP; EBM1-UP; TPM1-UP; BYS1-UP; WLT1-UP; LFW1-UP; YFW1-UP; SCY1-UP; TAY1-UP; DTZ1-UP)

330C (S/N: CYA1-UP; HAA1-UP; MCA1-UP; JAB1-UP; D3C1-UP; JCD1-UP; KDD1-UP; GAG1-UP; RBH1-UP; B1K1-UP; JNK1-UP; B2L1-UP; BTM1-UP; B3M1-UP; MKM1-UP; B4N1-UP; CAP1-UP; GKX1-UP; DKY1-UP; CGZ1-UP)

330D (S/N: RDA1-UP; KAB1-UP; GBC1-UP; PFC1-UP; NBD1-UP; R2D1-UP; GGE1-UP; NEF1-UP; B6H1-UP; EAH1-UP; LCJ1-UP; THJ1-UP; C5K1-UP; E4K1-UP; FFK1-UP; H3K1-UP; L2K1-UP; PCK1-UP; RDK1-UP; PEL1-UP; JJM1-UP; LEM1-UP; LRM1-UP; ERN1-UP; JLP1-UP; MWP1-UP; LDR1-UP; HAS1-UP; RAS1-UP; EDX1-UP; MEY1-UP; T2Y1-UP)

336D (S/N: SKE1-UP; JBF1-UP; J2F1-UP; PRF1-UP; LMG1-UP; MYG1-UP; KDJ1-UP; WRK1-UP; W3K1-UP; MPL1-UP; PPN1-UP; MYP1-UP; JER1-UP; JWR1-UP; DTS1-UP; NLS1-UP; JBT1-UP; KKT1-UP; M4T1-UP; WET1-UP; L5X1-UP)

M325D (S/N: EDF1-UP; KGG1-UP; KAY1-UP)

M330D (S/N: KRE1-UP; MBR1-UP)

Forwarder:

584 (S/N: PAK1-UP)

584HD (S/N: PBK1-UP)

Track Feller Buncher:

2390 (S/N: P3H1-UP)

2491 (S/N: P5J1-UP)

511 (S/N: 5111-UP)

521 (S/N: 5211-UP)

522 (S/N: 5221-UP)

532 (S/N: 5321-UP)

541 (S/N: 5411-UP)

551 (S/N: 5511-UP)

552 (S/N: 5521-UP)

TK711 (S/N: 1011-UP)

TK721 (S/N: 1021-UP)

TK722 (S/N: 1031-UP)

TK732 (S/N: 1041-UP)

TK741 (S/N: 2021-UP)

TK751 (S/N: 3011-UP)

TK752 (S/N: 3021-UP)

Integrated Toolcarrier:

IT62H (S/N: M5G1-UP)

Motor Grader:

120K (S/N: SZN1-UP; JAP1-UP)

120M Series II (S/N: M9H1-UP)

12H (S/N: CBK1-UP; AMZ1-UP; 1251-UP)

12K (S/N: JJA1-UP; SZP1-UP)

140K (S/N: JPA1-UP; SZL1-UP)

140M Series II (S/N: M9D1-UP; M9J1-UP)

140M (S/N: B9D1-UP; B9G1-UP; D9G1-UP; B9M1-UP)

160K (S/N: JBP1-UP)

160M Series II (S/N: M9E1-UP; M9K1-UP)

160M (S/N: B9E1-UP; B9L1-UP; B9T1-UP; D9T1-UP)

Mobile Hydraulic Power Unit:

323D MHPU (S/N: GRN1-UP; DCY1-UP)

324D MHPU (S/N: KJR1-UP)

325D MHPU (S/N: SRC1-UP; C3N1-UP; H3N1-UP; X3N1-UP)

328D MHPU (S/N: JTC1-UP)

329D MHPU (S/N: J9D1-UP)

330C MHPU (S/N: MSD1-UP; MSL1-UP)

330D MHPU (S/N: D3D1-UP; H3D1-UP; M3D1-UP; GMN1-UP)

336D MHPU (S/N: J6D1-UP; M3N1-UP)

Petroleum Engine:

C7 PETROLEUM (S/N: K2A1-UP)

C9 PETROLEUM (S/N: P9L1-UP; KLW1-UP)

Petroleum Power Train Package:

TH31-C9I (S/N: PAZ1-UP)

Petroleum Transmission:

TH31-E61 (S/N: SKY1-UP)

Vibratory Soil Compactor:

CS74 (S/N: CZJ1-UP)

Track-Type Loader:

973C (S/N: BCP1-UP; LDX1-UP)

973D (S/N: LCP1-UP)

Track-Type Tractor:

D6R Series II (S/N: BNC1-UP; AFD1-UP; CAD1-UP; ADE1-UP; BLE1-UP; DAE1-UP; ACJ1-UP; BMJ1-UP; BRJ1-UP; BMK1-UP; BNL1-UP; AEM1-UP; AFM1-UP; AGM1-UP; BPM1-UP; AEP1-UP; BPP1-UP; BPS1-UP; BLT1-UP; FDT1-UP; AAX1-UP; BMY1-UP; BPZ1-UP; BRZ1-UP)

D6R Series III (S/N: GJB1-UP; WCB1-UP; HDC1-UP; RFC1-UP; TBC1-UP; HCD1-UP; HKE1-UP; WRG1-UP; MTJ1-UP; DMK1-UP; JEK1-UP; EXL1-UP; JDL1-UP; DLM1-UP; LFM1-UP; LGP1-UP; DPS1-UP; GMT1-UP; MRT1-UP; EXW1-UP)

D6T (S/N: JHB1-UP; ZEB1-UP; SMC1-UP; JWD1-UP; LBD1-UP; LAE1-UP; DJG1-UP; WCG1-UP; WFH1-UP; LKJ1-UP; SNK1-UP; KJL1-UP; SKL1-UP; GCT1-UP; RLW1-UP; LAY1-UP; PEZ1-UP)

Wheel Dozer:

814F Series 2 (S/N: BXG1-UP)

Wheel Loader:

950H (S/N: N1A1-UP; JAD1-UP; M1G1-UP; J5J1-UP; K5K1-UP)

962H (S/N: N4A1-UP; M3G1-UP; J6J1-UP; K6K1-UP; L5S1-UP)

980H Series 2 (S/N: MKP1-UP)

Wheel Skidder:

525C (S/N: 5251-UP)

535C (S/N: 5351-UP)

545C (S/N: 5451-UP)

Wheel Tractor-Scraper:

627G (S/N: CEZ1-UP; DBZ1-UP)

637G (S/N: DEY1-UP)

Introduction

Do not perform any procedure in this Special Instruction until you have read this information and you understand this information.

This Special Instruction provides guidance for the investigation of the pump for the Hydraulic Electronic Unit Injector (HEUI) and a standard repair procedure to address the process for cleaning the oil rail. Before cleaning the oil rail, the dealer that is completing the repair must perform the standard troubleshooting procedure for the HEUI pump and the injectors. Refer to the correct Troubleshooting manual for your machine.

Tooling

Procedure for Troubleshooting the Pump for the HEUI