Bobcat Backhoe 7BH / 9BH Service Manual – 6990887 PDF
$26.95
Official Bobcat Backhoe 7BH / 9BH Service Manual detailing complete repair, hydraulic maintenance, troubleshooting, and specifications. Ideal for workshop technicians and equipment owners.
Description
Bobcat Backhoe 7BH / 9BH Service Manual – 6990887 PDF
DESCRIPTION:
The Bobcat Backhoe 7BH and 9BH Service Manual (6990887) is the official factory-issued guide that provides complete service, maintenance, and repair instructions for Bobcat backhoe attachments with S/N B3BG00101 & Above (7BH) and S/N B38Y00101 & Above (9BH).
It includes step-by-step procedures, exploded diagrams, troubleshooting charts, and specifications to assist technicians in performing accurate and safe repairs. The manual is essential for anyone maintaining or repairing Bobcat backhoes, ensuring proper hydraulic function, safe attachment operation, and efficient performance under all working conditions
655826418-Backhoe-6990887
IMAGES:
🧰 Covered Models
Bobcat Backhoe 7BH (S/N B3BG00101 & Above)
Bobcat Backhoe 9BH (S/N B38Y00101 & Above)
⚙️ Main Sections
1. Safety & Maintenance
Maintenance safety rules and lubrication intervals
Troubleshooting chart for hydraulic and mechanical faults
Daily inspection of attachment frame, Bob-Tach, and X-Change system
Seat adjustment, bucket removal, and storage procedures
655826418-Backhoe-6990887
2. Hydraulic System
Checking main and port relief valve pressures
Hydraulic hose and tubeline routing diagrams
Control valve disassembly and assembly
Hydraulic cylinder service: removal, disassembly, reassembly
Procedures for removing air from swing cylinder after repair
655826418-Backhoe-6990887
3. Mainframe
Frame inspection, weld integrity checks, and torque tightening chart
Component layout with exploded diagrams for arm, boom, swing frame, and stabilizer assemblies
4. Specifications
Complete hydraulic specifications, fluid capacities, pressure settings, and torque data
Service intervals and maintenance charts
🔩 Key Procedures & Instructions
| Operation | Summary |
|---|---|
| Hydraulic System Check | Procedures for verifying pressure settings and relief valve calibration. |
| Cylinder Service | Step-by-step disassembly, seal replacement, and reassembly for all cylinders (bucket, boom, arm, swing, stabilizer). |
| Lubrication Points | 12+ lubrication locations detailed with figures for pivots, linkages, and cylinder ends. |
| Bucket Installation | Illustrated method for mounting pin-on and X-Change buckets safely. |
| Storage & Recommissioning | Cleaning, lubrication, and component checks before and after long-term storage. |
| Safety Guidelines | Comprehensive warnings for hydraulic pressure, swing motion, and attachment operation. |
🛠️ Technical Data
| Parameter | Specification |
|---|---|
| Hydraulic Pressure | As per spec section SPEC-10-2 |
| Torque for Mounting Bolts | 405–447 N·m (300–330 ft·lb) |
| Seat Mounting Torque | 28–31 N·m (21–23 ft·lb) |
| Lubrication Interval | Every 8 operating hours |
| Grease Type | Lithium base multipurpose grease |
| Swing Cylinder Cushion | Air bleed procedure after service |
| Hydraulic Fluid | Refer to loader’s Operation & Maintenance Manual |
⚙️ Special Tools Mentioned
Adjustable Gland Nut Wrench
O-ring Seal Hook (1074)
Seal Installation Tool (1396)
Rod Seal Tool (1032/1033)
Torque Multiplier (1526)
FILE DETAILS
| File Name | 655826418-Backhoe-6990887.pdf |
|---|---|
| Manual Type | Workshop / Service Manual |
| Manufacturer | Bobcat Company |
| Models Covered | 7BH, 9BH Backhoe Attachments |
| Serial Numbers | (7BH) B3BG00101 & Up / (9BH) B38Y00101 & Up |
| Language | English |
| Pages | 350+ Pages |
| Publication Date | November 2017 |
| Edition | 6990887enUS (11-17) |
| File Size | ~90 MB |
| Format | Searchable PDF |
