1. | Boom |
2. | Dipperstick |
3. | Bucket |
4. | Dipperstick cylinder |
5. | Bucket arm |
6. | |
7. | 1 x 9.1" Pivot pin |
8. | 5/16 x |
9. | 1/8 x 1" Cotter pin |
10. | 5/16 NC x |
11. | 5/16 NC Lock nut |
Figure 20. Dipperstick & Bucket Assembly
Plumbing Installation
A WARNING
Keep hands and body away from pressurized lines. Use paper or cardboard, not hands or other body parts to check for leaks. Wear safety goggles. Hydraulic fluid under pressure can easily penetrate skin and will cause serious injury or death.
Make sure that all operating and service person- nel know that if hydraulic fluid penetrates skin, it must be surgically removed as soon as possible by a doctor familiar with this form of injury or gan- grene, serious injury, or death will result. CON-
TACT A PHYSICIAN IMMEDIATELY IF FLUID ENTERS SKIN OR EYES. DO NOT DELAY.
Before working on backhoe, extend boom and dipperstick and place bucket on ground. Make sure that all system pressure has been relieved by oper- ating controls before maintenance, service, or dis- connecting any hydraulic lines.
A WARNING
Make sure all hydraulic hoses, fittings, and valves are in good condition and not leaking before starting power unit or using equipment. Check and route hoses carefully to prevent damage. Hoses must not be twisted, bent sharply, kinked, frayed, pinched, or come into contact with any moving parts. Operate moveable components through full operational range to check clearances. Replace any damaged hoses immediately.
IMPORTANT
■Clean all hydraulic fittings and secure to pre- vent foreign material from entering hydraulic fit- tings. On fittings using
28 Assembly | 51861 (Rev. 6/16/2006) |
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