F 002 DG9 H10 2018-08-21| Bosch Automotive Service Solutions GmbH
16 | RG8.0 / RG4.0 | Repairen
6.14 Replacing the compressor
1. Execute the steps listed in chapter 3.1.
2. Open the LH and RH enclosures.
3. Disconnect the electrical connections to the motor.
4. Disconnect the copper tubings from manifold to
compressor.
5. Remove the motor mounting brackets.
6. Remove the motor and compressor assembly from
its position.
7. Unfasten the spacers between the motor and the
compressor.
! Ensure that there is no damage to the connectors of
the compressor.
8. Unfasten the screws fastened to the coupler be-
tween the compressor and the motor.
9. Assemble the motor to the new compressor.
10. Assemble the motor and compressor assembly to
the bottom panel.
11. Fix the motor mounting brackets.
12. Fasten the copper tubings from manifold to com-
pressor.
13. Restore the electrical connections to the motor.
14. Perform the basic operational test as outlined in
chapter 5.1.
"If the basic operational test passes, you have suc-
cessfully replaced the compressor.
6.15 Repairs to compressor
Compressor parts like piston seal, O-rings, shaft seal,
bearings and compressor shaft can be replaced. Refer
to chapter 9 for the detailed repair procedure.
6.16 Replacing the copper tube between
manifold and compressor outlet /
inlet
1. Execute the steps listed in chapter 3.1.
2. Open the LH and RH enclosures.
3. Disconnect the copper tubing from the manifold to
the compressor inlet / outlet.
4. Connect the new copper tubing between the mani-
fold and the compressor outlet / inlet.
5. Close the LH and RH enclosures.
6. Perform the basic operational test as outlined in
chapter 5.1.
"If the basic operational test passes, you have suc-
cessfully replaced the copper tubing between the
manifold and the compressor.
6.17 Replacing the IEC connector
1. Execute the steps listed in chapter 3.1.
2. Open the LH enclosure.
3. Disconnect the electrical connections to the termi-
nals of the IEC connector.
4. Push the IEC connector out from the socket.
5. Press fit the new IEC connector into the socket of
the LH panel.
6. Restore the electrical connections to the terminals
of the IEC connector in accordance with the electri-
cal terminal diagrams in chapter 7.
7. Perform the basic operational test as outlined in
chapter 5.1.
"If the basic operational test passes, you have suc-
cessfully replaced the IEC connector.
6.18 Replacing the start relay (only for
RG8.0)
1. Execute the steps listed in chapter 3.1.
2. Open the LH enclosure.
3. Disconnect the electrical connections to the start
relay.
4. Unfasten the start relay from the bottom panel of
the RG8.0.
5. Fasten the new relay.
6. Restore the electrical connections to the start relay
in accordance with the electrical terminal diagrams
in chapter 7.
7. Perform the basic operational test as outlined in
chapter 5.1.
"If the basic operational test passes, you have suc-
cessfully replaced the start relay.
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