7-13
GRT9165 SERVICE MANUAL POWER TRAIN
Published 10-01-2020 Control # 699-00
13. Remove clamp (6), gasket (7), and tube (8) from the
aftertreatment unit (1).
14.
NOTE: The aftertreatment unit weighs approximately
92.26 kg (203.4 lb).
15. Using an appropriate lifting device, remove the
aftertreatment unit (1).
16. Inspect the aftertreatment unit, exhaust tailpipe, exhaust
tubes, bracket, and attaching hardware. Repair or
replace any of these parts if damaged or missing.
Installation
NOTE: Tighten all hardware to specifications found under
Fasteners and Torque Values, page 1-16, unless
specified otherwise:
• Tighten V-band clamps to 13.5±1.5 N-m
(9.96±1.10 ft-lb).
• Tighten slip joint to 9 to 11.3 N-m (85 to 100 ft-
lb).
• Tighten mounting bands to 5.4 N-m (4.0 ft-lb).
NOTE: Make sure the aftertreatment unit pressure sensor
is within 10° of vertical.
1. Using an appropriate lifting device, lower the
aftertreatment unit (1) on the aftertreatment weldment
on the carrier.
2. Install tube (8) to aftertreatment unit (1) with gasket (7)
and clamp (6).
3. Install coupler (9) on tube (8). Install tube (10) on coupler
(9).
4. Install tailpipe (2) on aftertreatment unit (1) with clamp
(4).
5. Connect the tube (10) and gasket (12) to engine exhaust
with clamp (11).
6. Secure the aftertreatment unit (1) with mounting band
clamps (5).
7. Secure tail pipe (2) with tail pipe clamps (3).
8. Install the support bracket (20, Figure 7-12) in place.
Secure DEF fluid hoses (1 and 2) with nuts (15),
lockwashers (16), washers (17), capscrews (18), clamps
(19), and support bracket (20).
9. Secure one end of the mounting bracket (2) with nut (3),
lockwasher (4), washer (5), and capscrew (6).
10. Secure the other end of the mounting bracket (2) with
capscrew (7), lockwasher (8), and washer (9).
11. Secure hose (2) with clamp (14), capscrew (13),
lockwasher (11), washer (12), and nut (10).
12. Connect electrical connections as tagged during
disassembly.
13. Connect DEF hoses (1 and 2).
14. Install sheet metal guard.
Slip Joint Exhaust Connectors
Slip joint exhaust couplers require tightening to avoid
exhaust leaks. Perform the following procedures at the
appropriate intervals.
After 1000 Hours, or One Year
Visually inspect the exhaust connector. If necessary, tighten
the V-band clamps by one full turn of the nuts.
2000 Hours or 2 Years
Tighten the V-band clamps by 1 ½ turns of the nuts.
4000 Hours or 4 Years
Tighten the V-band clamps by 1 ½ turns of the nuts.
5000 Hours or 5 Years
Remove the V-band clamps and gaskets, and replace them
with new gaskets and clamps. Tighten the V-band clamps to
13.5±1.5 N-m (9.96±1.10 ft-lb) of torque.
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