Change The Air Guider And Sealing Rings; Change The Pedal Valve Assembly And Sealing Rings; Change Exhaust Valve And Sealing Rings; Change The Exhaust Valve - Bosch Start Line TCE 420 Repair Instructions

en 34 | Start Line TCE 420 | Change the components
5.7 Change the air guider and sealing
rings
1. Disconnect the hose.
2. Remove the turntable.
3. Change the air guider or sealing rings.
4. Connect the hoses as before.
5.8 Change the pedal valve assembly and
sealing rings
1. Remove the spring A.
2. Loosen bolts B (4 pieces).
3. Change the valve.
4. Remove bolts C (2 pieces) then change the sealing
rings.
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5.9 Change exhaust valve and sealing
rings
5.9.1

Change the exhaust valve

1. Remove the exhaust valve A and change it.
2. Connect the hose as before.
5.9.2

Change sealing rings

1. Clean the components.
2. Pay attention to the direction of sealing rings and
tighten the covers.
5.10

Change gearbox

1. Remove the turntable.
2. Remove the air guider.
3. Remove the side panel.
4. Remove the motor and motor support.
5. Remove the gearbox.
6. Install the new gearbox and align the shaft and hole
in cabinet then tighten all the bolts.
7. Install the motor, air guider, and turntable and con-
nect the hoses as before.
8. Adjust the belt referring to Chapter "Adjust the
motor belt".
Robert Bosch GmbH