Every 500 Service Hours Or 3 Months
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657 WHEEL TRACTOR-SCRAPER
[GEG00393]
657 WHEEL TRACTOR-SCRAPER
Every 250 Service Hours Or Monthly
657 WHEEL TRACTOR-SCRAPER
Every 1000 Service Hours Or 6 Months
MACHINE ARRANGEMENT
1.1. (30)Hydraulic System
2.1. (31)Tractor Transmission System
3.1. (32)Scraper Transmission System
4.1. (33)Tractor And Scraper Engine Breathers
(30)Hydraulic System
Machine level, bowl lowered, ejector forward, parking brake set, and engines stopped.
Move hydraulic controls to help relieve pressure.
- 1. Remove housing drain plug.
- 2. Remove cover and used element. Wash cover with clean solvent.
- 3. Clean housing and install new element.
- 4. Inspect cover seal. Install new seal if necessary. Install cover.
- 5. Clean and install drain plug.
- 6. Remove tank filler cap slowly to relieve pressure.
- 7. Remove steering filter cover, element and screen.
- 8. Remove scraper filter cover, elements and screen.
- 9. Wash screens in clean solvent.
- 10. Allow to dry.
- 11. Install new elements and cleaned screens.
- 12. Install covers and tighten to 43 ± 4 lb. ft. (5.9 ± 0,6 mkg).
- 13. Install tank cap.
- 14. Start engine and run at low idle to fill filters.
- 15. Check for leaks.
- 16. Stop engine and check oil level.
- 17. Add oil if necessary.
(31)Tractor Transmission System
- 1. Remove filter drain plug.
- 2. Remove cover and used element. Clean filter housing.
- 3. Remove element from cover. Wash cover with clean solvent.
- 4. Inspect seals. Use new seals if necessary.
- 5. Install new element.
Tighten retaining nut to 10 ± 2 lb. ft. (1,5 ± 0,5 mkg).
- 6. Coat seals with clean oil.
- 7. Install cover and element carefully to avoid damage to seals.
- 8. Clean and install drain plug.
- 9. Remove cover.
- 10. Remove screen and magnets.
- 11. Wash screen and magnets in clean solvent. Clean magnets with a cloth, stiff brush or pressure air.
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When using pressure air, wear safety glasses and protective clothing. Use 30 PSI (2 kg/cm2) maximum pressure air for cleaning purposes. |
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NOTICE |
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Do not drop or rap magnets against hard objects. Replace any damaged magnets. |
- 12. Install screen and magnets.
- 13. Inspect cover seal. Use new seal if necessary. Install cover.
- 14. Fill compartment until oil shows on dipstick.
- 15. Start engine and run at low idle to warm the oil and to fill drained housings.
- 16. Check for leaks.
- 17. Check oil level. Maintain oil level to FULL mark on dipstick.
(32)Scraper Transmission System
- 1. Remove drain plug.
- 2. Remove cover. Check seal and use new seal if necessary.
- 3. Remove spring, retainer and used element. Clean filter housing and install new element.
- 4. Install retainer and spring.
- 5. Install cover.
- 6. Clean and install drain plug.
- 7. Start engine and operate machine a few minutes. Check oil level. Add oil if necessary.
(33)Tractor And Scraper Engine Breathers
- 1. Loosen tractor engine breather hose clamp. Remove cover assembly and element.
- 2. Remove scraper engine breather cover and element.
- 3. Wash covers and elements in clean solvent. Inspect cover seals.
- 4. Use new seals if necessary.
- 5. Install tractor and scraper breather elements and covers.
Information System:
657 WHEEL TRACTOR-SCRAPER
Every 250 Service Hours Or Monthly
657 WHEEL TRACTOR-SCRAPER
Every 125 Service Hours Or 2 Weeks
657 WHEEL TRACTOR-SCRAPER
Every 10 Service Hours Or Daily
657 WHEEL TRACTOR-SCRAPER
Fuel And Lubricant Specifications
657 WHEEL TRACTOR-SCRAPER
Safety
641B & 651B TRACTOR-SCRAPERS
When Required
641B & 651B TRACTOR-SCRAPERS
Every 2000 Service Hours Or 1 Year
641B & 651B TRACTOR-SCRAPERS
Every 1000 Service Hours Or 6 Months
641B & 651B TRACTOR-SCRAPERS
Every 500 Service Hours Or 3 Months
641B & 651B TRACTOR-SCRAPERS
Every 250 Service Hours Or Monthly
641B & 651B TRACTOR-SCRAPERS
Fuel and Lubricant Specifications
641B & 651B TRACTOR-SCRAPERS
Safety
657 WHEEL TRACTOR-SCRAPER
Every 1000 Service Hours Or 6 Months
657 WHEEL TRACTOR-SCRAPER
Every 2000 Service Hours Or 1 Year
657 WHEEL TRACTOR-SCRAPER
When Required
650 & 660 TRACTOR-SCRAPER
Every 50 Service Hours
650 & 660 TRACTOR-SCRAPER
Every 250 Service Hours
650 & 660 TRACTOR-SCRAPER
Every 500 Service Hours
650 & 660 TRACTOR-SCRAPER
Every 1000 Service Hours
650 & 660 TRACTOR-SCRAPER
Every 2000 Service Hours
650 & 660 TRACTOR-SCRAPER
When Required
650 & 660 TRACTOR-SCRAPERS
Safety
650 & 660 TRACTOR-SCRAPERS
Controls
650 & 660 TRACTOR-SCRAPERS
Before Starting