Differences
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techtalk:evo:oil03h [2018/12/21 19:15] hippysmack [Stuck Cover Gasket] |
techtalk:evo:oil03h [2018/12/21 21:00] hippysmack [Disassembly] |
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* Two small drivers were used here (1 to keep the ring from spinning, 1 to raise an end out of the groove in the gearshaft). | * Two small drivers were used here (1 to keep the ring from spinning, 1 to raise an end out of the groove in the gearshaft). | ||
- | * The 1st screwdriver can be pushed into the slot in the gerotor to keep the ring from spinning. | + | * The 1st screwdriver can be pushed into the slot in the gerotor to keep the ring from spinning. |
- | * This will allow you to pick and out on one end and then switch back and forth between the two from there. | + | * This will allow you to pick and out on one end and then switch back and forth between the two from there. |
+ | * Remove the retainer clip. | ||
+ | * Then pull out the inner plate. | ||
|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_8_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_9_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_10_by_hippysmack.jpg?direct&300|}}| | |{{:techtalk:evo:oil:86-90_oil_pump_disassembly_8_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_9_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_10_by_hippysmack.jpg?direct&300|}}| | ||
+ | |||
+ | * Inspect the roll pin in the pump body for straightness and damage. | ||
+ | * The return gerotors are also normally 'sandwiched' between the inner plate and the pump body. | ||
+ | * Turn the pump over and dump them out enough to get your fingers on them. \\ (being careful not to loose the second pin in the gearshaft) | ||
+ | * Inspect the area at the pump bore where the pin contacts it for damage. \\ | ||
+ | * Also, make sure the pin is sitting on the outside of the bore surface instead of inside the bore. \\ | ||
+ | * The second pin holds and keeps the gearshaft from coming out. | ||
+ | * Use a pair of needle nose pliers to remove it from the gearshaft. | ||
+ | * Hold the gearshaft with the other hand to keep it from falling when pulling this pin. | ||
+ | * Else, it could fall out and damage the teeth on the gear. | ||
+ | * Inspect the return gerotors and their mating surface in the pump body for scratches / damage. \\ | ||
|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_11_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_12_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_13_by_hippysmack.jpg?direct&300|}}| | |{{:techtalk:evo:oil:86-90_oil_pump_disassembly_11_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_12_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_13_by_hippysmack.jpg?direct&300|}}| | ||
+ | |||
+ | |||
+ | * Remove the gearshaft and set it in a safe place to protect the gear teeth. | ||
+ | * Clean all parts with solvent (brake cleaner works well). | ||
+ | * With the parts spread out you now can now do further inspection on areas noticed while disassembling. | ||
|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_16_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_17_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_14_by_hippysmack.jpg?direct&300|}}| | |{{:techtalk:evo:oil:86-90_oil_pump_disassembly_16_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_17_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_14_by_hippysmack.jpg?direct&300|}}| |