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5-1-11-snyatie-razborka-proverka-i-sborka-nasosa-gidrousilitelya-rulevogo-upravleniya.html
5.1.11. Removal, dismantling, check and assembly of the pump of the hydraulic booster of a steering
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Fig. 5.76. Pump of the hydraulic booster of a steering
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Removal
Disconnect a delivery hose from the pump of the hydraulic booster.
Disconnect an inlet hose from a connecting flange on the pump of the hydraulic booster and merge working liquid in suitable capacity.
Weaken bolts of fastening of the pump of the hydraulic booster before removal of a belt of a drive of the pump.
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Fig. 5.77. Bolt of adjustment of a tension of a belt of a drive of the pump
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Weaken a bolt of adjustment of a tension of a belt of a drive of the pump (fig. 5.77).
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Fig. 5.78. Removal of a belt of a drive of the pump
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Remove a belt of a drive of the pump from a pulley of the pump of the hydraulic booster (fig. 5.78). Completely unscrew bolts of fastening of the pump of the hydraulic booster and a bolt of adjustment of a tension of a belt of a drive of the pump.
Remove the pump of the hydraulic booster of a steering assembled.
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NOTE
Be careful at pump removal, do not spill the liquid being in it (fig. 5.79).
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Remove an arm of fastening of the pump of the hydraulic booster of a steering.
Dismantling
Remove a connecting flange of an inlet hose and ring laying from the pump of the hydraulic booster.
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Fig. 5.80. Bolts of fastening of a cover of the pump of the hydraulic booster
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Weaken four bolts of fastening and uncover the pump of the hydraulic booster (fig. 5.80). Remove a kulachkovy washer.
Remove a rotor and blades.
Remove a lateral plate.
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NOTE
At assembly of the pump establish new laying of a cover of the pump and new ring laying.
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Fig. 5.83. Otvorachivaniye of a nut of fastening of a pulley of the pump
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Clamp a pulley of a drive of the pump in a vice, unscrew a nut of fastening and remove a spring washer (fig. 5.83). Remove a pulley from a shaft of a drive of the pump.
Remove a lock ring by means of a stripper of lock rings, then remove the rasporny plug boot (fig. 5.84).
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Fig. 5.85. Removal of a shaft of a drive of the pump
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In easy blows of a plastic hammer from a rotor beat out a shaft of a drive of the pump (fig. 5.85).
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Fig. 5.86. Epiploon extraction from the case of the pump of the hydraulic booster
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By means of a screw-driver take an epiploon from the case of the pump of the hydraulic booster (fig. 5.86).
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NOTE
At pump assembly always establish a new epiploon.
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Fig. 5.87. Union of the case of the pump of the hydraulic booster
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Remove the union from the case of the pump of the hydraulic booster, then take the valve of regulation of a consumption of liquid and a valve spring (fig. 5.87). Remove ring laying from the union.
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ATTENTION
Do not assort the valve of regulation of a consumption of liquid.
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Check
Check length of a spring of the valve of regulation of a consumption of liquid in a free condition (without loading).
Length of a spring of the valve in a free condition: 36,5 mm.
Check the valve of regulation of a consumption of liquid on absence of deformation (bend).
Check a shaft of a drive of the pump on lack of wear or damages.
Check a belt of a drive of the pump on lack of wear or condition deterioration.
Check lack of "step" wear of blades and rotor grooves.
Check lack of "step" wear on a surface of contact of blades and a kulachkovy washer.
Check absence of damages on blades.
Check lack of paths of wear on a lateral plate or contacting sites between shaft of a drive and a pump cover.
Assembly
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Fig. 5.88. Components of the union of the pump of the hydraulic booster
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Establish a valve spring, the valve of regulation of a consumption of liquid and the union in the case of the pump of the hydraulic booster (fig. 5.88).
By means of the special tool establish a new epiploon in the case of the pump of the hydraulic booster (fig. 5.89).
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Fig. 5.90. Installation of a shaft of a drive of the pump
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Insert a shaft of a drive of the pump assembled into the case of the pump of the hydraulic booster, then establish the rasporny plug boot and a lock ring (fig. 5.90).
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Fig. 5.91. Installation of a pulley of the pump of the hydraulic booster
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Establish a pulley of the pump of the hydraulic booster (fig. 5.91). Establish a spring and internal ring laying.
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Fig. 5.92. Installation of the bottom ring laying
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Insert external ring laying into a lateral plate, then establish a lateral plate in the case of the pump of the hydraulic booster (fig. 5.92).
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Fig. 5.93. Installation of a kulachkovy washer
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Establish lock pins in openings of the case of the pump, then establish a kulachkovy washer, giving particular attention to the correct direction of installation (fig. 5.93). Establish a rotor.
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Fig. 5.94. Installation of the blade of a rotor of the pump
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Establish blades so that their rounded end faces were outside (from a kulachkovy washer) (fig. 5.94).
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Fig. 5.95. Cover of the pump of the hydraulic booster
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Establish laying and a pump cover assembled (fig. 5.95). Establish ring laying and a connecting flange of an inlet hose.
Installation
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Fig. 5.96. Installation of the pump of the hydraulic booster
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After installation of an arm and the pump put on a pump pulley a belt of a drive and adjust its tension. Tighten a bolt of adjustment of a tension the regulated moment (fig. 5.96). Inhaling moment: 35–50 N · m.
Connect an inlet hose.
Tighten fastening of a delivery hose on the pump of the hydraulic booster.
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NOTE
At installation of a delivery hose be convinced that it is not overwound and there is no possibility of its contact to other details of the car.
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Fill hydrosystem of the amplifier of a steering with recommended working PSF-3 liquid.
Remove air from hydrosystem of the amplifier of a steering.
Check pressure of the pump of the hydraulic booster of a steering.
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