| When pulling off control unit, ensure that the hydraulic unit valve contact pin is not canted on control unit solenoid valves. |
| The contact pin -1- supplied as a spare part for the control unit can only be clipped in once and then cannot be removed. |
| Cover control unit solenoid valves with a lint-free cloth. |
| After separating control unit and hydraulic unit use transportation protection for valve contact pin. |
| Installing a new control unit |
Caution | Severe shocks (e.g. dropping, impact) may destroy the control unit. The control unit must not then be used. |
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| Before the new control module can be installed, the pump motor adapter must be inserted to stop and must engage. The adapter guide must not be damaged. |
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| The adapter supplied as a spare part for the control module can only be engaged once and then cannot be removed. |
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| The white casting mass on the bottom of the control module serves as a seal and must not be removed. |
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| All contact surfaces on the adapter, pressure sensor and control module, and the silicone gel and sealing elements must not be touched with hands or objects, soiled or damaged. |
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| Press adapter into adapter guide to stop; it must then be engaged. |
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| Without canting it, place control module onto hydraulic unit. |
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| Bolt hydraulic unit and control unit with the new Torx bolts which are enclosed. |
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| A new control unit may be mounted on an existing hydraulic unit max. twice to guarantee impermeability of the elastic seal. |
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| A control unit which has already been operated in a vehicle must not be installed a second time. |
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