Fitting New Pump - Weinmann ACCUVAC Basic Service And Repair Instructions

4. Remove tube from vacuum regulator.
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5. Unscrew the 2 cylinder-head screws
remove the faulty vacuum regulator.
6. Fit the new regulator unit
7. When replacing the knob, ensure that the gap
between knob and keyboard membrane (with
the spindle screwed in) is approx. 1.0 mm.
8. Use a 10 mm tubular wrench to tighten the nut
securing knob .
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9. Insert cap (slit in cap must match ridge in
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knob).
10. Close the device (see "8.3 Closing the de-
vice" on page 13).
11. Perform a functional check (see "6.2 Perform-
ing the functional check" on page 8).

8.12 Fitting new pump

The pump is only available as a complete replacement unit.
Tools and equipment required:
• Phillips screwdriver size 2.
1. Open the device (see "8.2 Opening the de-
vice" on page 12).
2. Detach silicone fabric tube
pump.
3. Detach rolled-up silicone tube
connection.
4. Unscrew 4 screws
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5. Detach tube from faulty vacuum pump, at-
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tach it to outlet of new pump
round motor.
6. Finish fitting the new vacuum pump in reverse
order.
7. Close the device (see "8.3 Closing the de-
vice" on page 13).
8. Perform a functional check (see "6.2 Perform-
ing the functional check" on page 8).
and
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in reverse order.
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from inlet port of
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from muffler
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from support.
and wind it
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56
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Repairs: Information and Instructions
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