NHTSA ID Number: 10189091
Manufacturer Communication Number: 0804-17
TSB/Document Date: 2021-03-15
Summary
0804-17 Heavy Duty EPA07-GHG17 - Air Compressor Coolant Supply and Return Lines
08 04-17
1
08 04-17
SUBJECT
DATE
Heavy Duty EPA07-GHG17 - Air Compressor Coolant Supply and
Return Lines
August 2017
Additions, Revisions, or Updates
Publication
Number / Title
Platform
Section Title
Change
Removal of the Air Compressor Coolant Supply
Line
Installation of the Air Compressor Coolant Supply
Line
Removal of the Air Compressor Coolant Return
Line (Compressor to Fuel Filter Module)
DDC-SVC-MAN-0081
EPA07/10/GHG14
Engine Manual - Air
Compressor Coolant
Lines
Installation of the Air Compressor Coolant Return
Line (Compressor to Fuel Filter Module)
Removal of the Air Compressor Coolant Return
Line (Fuel Filter Module to Oil Coolant Module)
Installation of the Air Compressor Coolant Return
Line (Fuel Filter Module to Oil Coolant Module)
Removal of the Air Compressor Coolant Return
Line (Compressor to Fuel Filter Module and Oil
Coolant Module)
Air Compressor Coolant Lines
(Supply and Return) are now one
time use.
Installation of the Air Compressor Coolant Return
Line (Compressor to Fuel Filter Module and Oil
Coolant Module)
Removal of the Air Compressor Coolant Supply
Line
DDC-SVC-MAN-0190
GHG17 Heavy Duty
Workshop Manual - Air
Compressor - Air
Compressor Coolant
Lines
Installation of the Air Compressor Coolant Supply
Line
Removal of the Air Compressor Coolant Return
Line
Installation of the Air Compressor Coolant Return
Line
All information subject to change without notice.
08 04-17
Copyright © 2017 DETROIT DIESEL CORPORATION
3
1 08 04-17
4
All information subject to change without notice.
Copyright © 2017 DETROIT DIESEL CORPORATION 08 04-17
08 04-17
2
Removal of the Air Compressor Coolant Supply Line
NOTE: This procedure applies to the coolant line that supplies engine coolant from the cylinder block to the air
compressor.
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Remove as follows:
1.
2.
3.
4.
5.
6.
7.
8.
Shut off the engine, apply the parking brake, chock the wheels, and perform any other applicable safety steps.
Disconnect the batteries. Refer to the OEM procedure.
Open the hood.
If necessary, remove the bumper for access. Refer to the OEM procedure.
If necessary, remove the side fairing and inner fender for access. Refer to the OEM procedures.
Drain the cooling system. Refer to section "Cooling System Drain Procedure".
If necessary, remove the power steering pump for access. Refer to the OEM procedure.
Remove any applicable OEM brackets and cable ties that may interfere with coolant line removal. Refer to the OEM
procedures.
9. Release quick disconnects on the air compressor coolant supply line by pulling up on the metal clips at the ends of the
line. Pull back on the line to remove it from the cylinder block and air compressor.
10. Remove and discard air compressor coolant supply line.
All information subject to change without notice.
08 04-17
Copyright © 2017 DETROIT DIESEL CORPORATION
5
3 Installation of the Air Compressor Coolant Supply Line
3
Installation of the Air Compressor Coolant Supply Line
NOTE: This procedure applies to the coolant line that supplies engine coolant from the cylinder block to the air
compressor.
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Install as follows:
1. Install the coolant supply line onto the cylinder block and air compressor coolant fittings. Push firmly to seat the quick
disconnects. Pull back on the line to ensure proper connections at the coolant fittings.
2. Install any OEM brackets and cable ties that were removed for access. Refer to the OEM procedures.
3. Install the power steering pump, if removed. Refer to the OEM procedure.
4. Fill the cooling system. Refer to section "Cooling System Fill Procedure".
5. Install the side fairing and inner fender, if removed. Refer to the OEM procedures.
6. Install the bumper, if removed. Refer to the OEM procedure.
CAUTION: ELECTRICAL SHOCK
To avoid injury from electrical shock, use care when connecting battery cables. The magnetic
switch studs are at battery voltage.
7. Connect the batteries. Refer to the OEM procedure.
WARNING: PERSONAL INJURY
To avoid injury before starting and running the engine, ensure the vehicle is parked on a level
surface, parking brake is set, and the wheels are blocked.
WARNING: ENGINE EXHAUST
To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area.
Engine exhaust is toxic.
8. Start the engine and inspect for leaks.
9. Close the hood.
10. Remove wheel chocks.
6
All information subject to change without notice.
Copyright © 2017 DETROIT DIESEL CORPORATION 08 04-17
08 04-17
4
Removal of the Air Compressor Coolant Return Line (Compressor to
Fuel Filter Module)
NOTE: This procedure applies to the coolant line that returns engine coolant from the air compressor to the fuel
filter module on a three-filter engine.
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Remove as follows:
1. Shut off the engine, apply the parking brake, chock the wheels, and perform any other applicable safety steps.
2. Disconnect the batteries. Refer to the OEM procedure.
3. Open the hood.
4. If necessary, remove the bumper for access. Refer to the OEM procedure.
5. If necessary, remove the side fairing and inner fender for access. Refer to the OEM procedures.
6. Drain the cooling system. Refer to section "Cooling System Drain Procedure".
7. If necessary, remove the power steering pump for access. Refer to the OEM procedure.
8. Remove any applicable OEM brackets and cable ties that may interfere with coolant line removal. Refer to the OEM
procedures.
9. Release quick disconnects on air compressor coolant return line by pulling up on the metal clips at the ends of the line.
Pull back on the line to remove it from the air compressor and fuel filter module.
10. Remove and discard air compressor coolant return line.
All information subject to change without notice.
08 04-17
Copyright © 2017 DETROIT DIESEL CORPORATION
7
5 Installation of the Air Compressor Coolant Return Line (Compressor to Fuel Filter Module)
5
Installation of the Air Compressor Coolant Return Line (Compressor to
Fuel Filter Module)
NOTE: This procedure applies to the coolant line that returns engine coolant from the air compressor to the fuel
filter module on a three-filter engine.
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Install as follows:
1. Install the coolant return line onto the air compressor and fuel filter module coolant fittings. Push firmly to seat the
quick disconnects. Pull back on the line to ensure proper connections at the coolant fittings.
2. Install any OEM brackets and cable ties that were removed for access. Refer to the OEM procedures.
3. Install the power steering pump, if removed. Refer to the OEM procedure.
4. Fill the cooling system. Refer to section "Cooling System Fill Procedure".
5. Install the side fairing and inner fender, if removed. Refer to the OEM procedures.
6. Install the bumper, if removed. Refer to the OEM procedure.
CAUTION: ELECTRICAL SHOCK
To avoid injury from electrical shock, use care when connecting battery cables. The magnetic
switch studs are at battery voltage.
7. Connect the batteries. Refer to the OEM procedure.
WARNING: PERSONAL INJURY
To avoid injury before starting and running the engine, ensure the vehicle is parked on a level
surface, parking brake is set, and the wheels are blocked.
WARNING: ENGINE EXHAUST
To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area.
Engine exhaust is toxic.
8. Start the engine and inspect for leaks.
9. Close the hood.
10. Remove wheel chocks.
8
All information subject to change without notice.
Copyright © 2017 DETROIT DIESEL CORPORATION 08 04-17
08 04-17
6
Removal of the Air Compressor Coolant Return Line (Fuel Filter
Module to Oil Coolant Module)
NOTE: This procedure applies to the coolant line that returns engine coolant from the fuel filter module to the oil
coolant module on a three-filter system.
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Remove as follows:
1. Shut off the engine, apply the parking brake, chock the wheels, and perform any other applicable safety steps.
2. Disconnect the batteries. Refer to the OEM procedure.
3. Open the hood.
4. If necessary, remove the bumper for access. Refer to the OEM procedure.
5. Drain the cooling system. Refer to section "Cooling System Drain Procedure".
6. Remove the four bolts securing the cold boost pipe support bracket to the cold boost pipe and oil coolant module.
Remove the support bracket.
7. Release quick disconnects on the air compressor coolant return line by pulling up on the metal clips at the ends of the
line. Pull back on the line to remove it from the fuel filter module and oil coolant module.
8. Remove and discard air compressor coolant return line.
All information subject to change without notice.
08 04-17
Copyright © 2017 DETROIT DIESEL CORPORATION
9
7 Installation of the Air Compressor Coolant Return Line (Fuel Filter Module to Oil Coolant Module)
7
Installation of the Air Compressor Coolant Return Line (Fuel Filter
Module to Oil Coolant Module)
NOTE: This procedure applies to the coolant line that returns engine coolant from the fuel filter module to the oil
coolant module on a three-filter engine.
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Install as follows:
1. Install the coolant return line onto the fuel filter module and oil coolant module coolant fittings. Push firmly to seat the
quick disconnects. Pull back on the line to ensure proper connections at the coolant fittings.
2. Install the cold boost pipe support bracket and four bolts securing the bracket to the cold boost pipe and oil coolant
module. Torque bolts to 30 N·m (22 lb·ft).
3. Fill the cooling system. Refer to section "Cooling System Fill Procedure".
4. Install the bumper, if removed. Refer to the OEM procedure.
CAUTION: ELECTRICAL SHOCK
To avoid injury from electrical shock, use care when connecting battery cables. The magnetic
switch studs are at battery voltage.
5. Connect the batteries. Refer to the OEM procedure.
WARNING: PERSONAL INJURY
To avoid injury before starting and running the engine, ensure the vehicle is parked on a level
surface, parking brake is set, and the wheels are blocked.
WARNING: ENGINE EXHAUST
To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area.
Engine exhaust is toxic.
6. Start the engine and inspect for leaks.
7. Close the hood.
8. Remove wheel chocks.
10
All information subject to change without notice.
Copyright © 2017 DETROIT DIESEL CORPORATION 08 04-17
08 04-17
8
Removal of the Air Compressor Coolant Return Line (Compressor to
Fuel Filter Module and Oil Coolant Module)
NOTE: This procedure applies to the coolant line that returns engine coolant from the air compressor and fuel
filter module to the oil coolant module on a two-filter engine.
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Remove as follows:
1. Shut off the engine, apply the parking brake, chock the wheels, and perform any other applicable safety steps.
2. Disconnect the batteries. Refer to the OEM procedure.
3. Open the hood.
4. If necessary, remove the bumper for access. Refer to the OEM procedure.
5. If necessary, remove the side fairing and inner fender for access. Refer to the OEM procedures.
6. Drain the cooling system. Refer to section "Cooling System Drain Procedure".
7. Remove the two bolts securing the coolant line to the oil coolant module and the fuel filter module.
8. Remove the four bolts securing the cold boost pipe support bracket to the cold boost pipe and oil coolant module.
Remove the support bracket.
9. Remove any applicable OEM brackets and cable ties that may interfere with coolant line removal. Refer to the OEM
procedures.
10. Release the quick disconnects on the air compressor coolant return line by pulling up on the metal clips at the ends of
the line. Pull back on the line to remove it from the air compressor, fuel filter module and oil coolant module.
11. Remove and discard air compressor coolant return line.
All information subject to change without notice.
08 04-17
Copyright © 2017 DETROIT DIESEL CORPORATION
11
9 Installation of the Air Compressor Coolant Return Line (Compressor to Fuel Filter Module and Oil Coolant Module)
9
Installation of the Air Compressor Coolant Return Line (Compressor to
Fuel Filter Module and Oil Coolant Module)
NOTE: This procedure applies to the coolant line that returns engine coolant from the air compressor and fuel
filter module to the oil coolant module on a two-filter engine.
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Install as follows:
1. Install the coolant return line onto the air compressor, fuel filter module and oil coolant module coolant fittings. Push
firmly to seat the quick disconnects. Pull back on the line to ensure proper connections at the coolant fittings.
2. Install any OEM brackets and cable ties that were removed for access. Refer to the OEM procedures.
3. Install the two bolts securing the coolant line to the oil coolant module and the fuel filter module. Torque bolts to 30
N·m (22 lb·ft).
4. Install the cold boost pipe support bracket and four bolts securing the bracket to the cold boost pipe and oil coolant
module. Torque bolts to 30 N·m (22 lb·ft).
5. Fill the cooling system. Refer to section "Cooling System Fill Procedure".
6. Install the side fairing and inner fender, if removed. Refer to the OEM procedures.
7. Install the bumper, if removed. Refer to the OEM procedure.
CAUTION: ELECTRICAL SHOCK
To avoid injury from electrical shock, use care when connecting battery cables. The magnetic
switch studs are at battery voltage.
8. Connect the batteries. Refer to the OEM procedure.
WARNING: PERSONAL INJURY
To avoid injury before starting and running the engine, ensure the vehicle is parked on a level
surface, parking brake is set, and the wheels are blocked.
WARNING: ENGINE EXHAUST
To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area.
Engine exhaust is toxic.
9. Start the engine and inspect for leaks.
10. Close the hood.
11. Remove wheel chocks.
12
All information subject to change without notice.
Copyright © 2017 DETROIT DIESEL CORPORATION 08 04-17
08 04-17
10 Removal of the Air Compressor Coolant Supply Line
NOTE: This procedure applies to the coolant line that supplies engine coolant from the cylinder block to the air
compressor.
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Remove as follows:
1.
2.
3.
4.
5.
6.
7.
8.
Shut off the engine, apply the parking brake, chock the wheels, and perform any other applicable safety steps.
Disconnect the batteries. Refer to the OEM procedure.
Open the hood.
If necessary, remove the bumper for access. Refer to the OEM procedure.
If necessary, remove the side fairing and inner fender for access. Refer to the OEM procedures.
Drain the cooling system. Refer to section "Cooling System Drain Procedure".
If necessary, remove the power steering pump for access. Refer to the OEM procedure.
Remove any applicable OEM brackets and cable ties that may interfere with coolant line removal. Refer to the OEM
procedures.
9. Release quick disconnects on the air compressor coolant supply line by pulling up on the metal clips at the ends of the
line. Pull back on the line to remove it from the cylinder block and air compressor.
10. Remove and discard air compressor coolant supply line.
All information subject to change without notice.
08 04-17
Copyright © 2017 DETROIT DIESEL CORPORATION
13
11 Installation of the Air Compressor Coolant Supply Line
11 Installation of the Air Compressor Coolant Supply Line
NOTE: This procedure applies to the coolant line that supplies engine coolant from the cylinder block to the air
compressor.
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Install as follows:
1. Install the coolant supply line onto the cylinder block and air compressor coolant fittings. Push firmly to seat the quick
disconnects. Pull back on the line to ensure proper connections at the coolant fittings.
2. Install any OEM brackets and cable ties that were removed for access. Refer to the OEM procedures.
3. Install the power steering pump, if removed. Refer to the OEM procedure.
4. Fill the cooling system. Refer to section "Cooling System Fill Procedure".
5. Install the side fairing and inner fender, if removed. Refer to the OEM procedures.
6. Install the bumper, if removed. Refer to the OEM procedure.
CAUTION: ELECTRICAL SHOCK
To avoid injury from electrical shock, use care when connecting battery cables. The magnetic
switch studs are at battery voltage.
7. Connect the batteries. Refer to the OEM procedure.
WARNING: PERSONAL INJURY
To avoid injury before starting and running the engine, ensure the vehicle is parked on a level
surface, parking brake is set, and the wheels are blocked.
WARNING: ENGINE EXHAUST
To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area.
Engine exhaust is toxic.
8. Start the engine and inspect for leaks.
9. Close the hood.
10. Remove wheel chocks.
14
All information subject to change without notice.
Copyright © 2017 DETROIT DIESEL CORPORATION 08 04-17
08 04-17
12 Removal of the Air Compressor Coolant Return Line
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Remove as follows:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
Shut off the engine, apply the parking brake, chock the wheels, and perform any other applicable safety steps.
Disconnect the batteries. Refer to the OEM procedure.
Open the hood.
If necessary, remove the bumper for access. Refer to the OEM procedure.
If necessary, remove the side fairing and inner fender for access. Refer to the OEM procedures.
Drain the cooling system. Refer to section "Cooling System Drain Procedure".
Remove the four bolts securing the cold boost pipe support bracket to the cold boost pipe and oil coolant module.
Remove the support bracket.
Remove the two bolts securing the coolant line to the oil coolant module and the fuel filter module.
Remove any applicable OEM brackets and cable ties that may interfere with coolant line removal. Refer to the OEM
procedures.
Release the quick disconnects on the air compressor coolant return line by pulling up on the metal clips at the ends of
the line. Pull back on the line to remove it from the air compressor, fuel filter module and oil coolant module.
Remove and discard air compressor coolant return line.
All information subject to change without notice.
08 04-17
Copyright © 2017 DETROIT DIESEL CORPORATION
15
13 Installation of the Air Compressor Coolant Return Line
13 Installation of the Air Compressor Coolant Return Line
NOTE: The air compressor coolant supply and return lines are one-time use components and MUST be replaced
any time they are removed.
Install as follows:
1. Install the coolant return line onto the air compressor, fuel filter module and oil coolant module coolant fittings. Push
firmly to seat the quick disconnects. Pull back on the line to ensure proper connections at the coolant fittings.
2. Install any OEM brackets and cable ties that were removed for access. Refer to the OEM procedures.
3. Install the two bolts securing the coolant line to the oil coolant module and the fuel filter module. Torque bolts to 30
N·m (22 lb·ft).
4. Install the cold boost pipe support bracket and four bolts securing the bracket to the cold boost pipe and oil coolant
module. Torque bolts to 30 N·m (22 lb·ft).
5. Fill the cooling system. Refer to section "Cooling System Fill Procedure".
6. Install the side fairing and inner fender, if removed. Refer to the OEM procedures.
7. Install the bumper, if removed. Refer to the OEM procedure.
CAUTION: ELECTRICAL SHOCK
To avoid injury from electrical shock, use care when connecting battery cables. The magnetic
switch studs are at battery voltage.
8. Connect the batteries. Refer to the OEM procedure.
WARNING: PERSONAL INJURY
To avoid injury before starting and running the engine, ensure the vehicle is parked on a level
surface, parking brake is set, and the wheels are blocked.
WARNING: ENGINE EXHAUST
To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area.
Engine exhaust is toxic.
9. Start the engine and inspect for leaks.
10. Close the hood.
16
All information subject to change without notice.
Copyright © 2017 DETROIT DIESEL CORPORATION 08 04-17
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TSB/Document ID: 0804-17
Replacement Service Bulletin Number:
MFR Communication Date: 2017-08-04
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
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