Page 240
REPAIR INSTRUCTIONS, PART 1
EGR Cooler Installation
[214 HM]
1. Assemble the front and rear EGR cooler
mounting brackets on the cooling duct cover.
Do not tighten the screws.
2. Clamp a straightedge across the two
brackets to align the mounting pads.
3. Using a torque wrench, tighten the mounting
bracket screws according to specification.
4. Remove the straightedge and clamps.
5. Assemble the EGR cooler on the mounting
bracket pads.
6. Rotate the straps into position and, using a
torque wrench, tighten the T-bolts according
to specification.
7. Using a torque wrench, tighten the T-bolt
locknuts according to specification.
8. Using a torque wrench, tighten the drain
valve on the EGR cooler according to
specification.
9. Install new seals on the engine coolant
return pipe and a new O-ring on the
mounting flange.
10. Install the engine coolant return pipe.
11. Using a torque wrench, tighten the return
pipe flange screws according to
specification.
12. Slide the coupling hose with clamps over the
ends of the cooler outlet port and the
crossover pipe.
13. Using a torque wrench, tighten the clamp
screws according to specification.
EGR Cooler Inlet Pipe Installation
[214 HN, HP, HR]
1. Assemble new gaskets on the EGR cooler
inlet pipe and cooler flanges.
348
Figure 348 — EGR Cooler Inlet Pipe
2. Position the EGR cooler inlet pipe between
the EGR valve and the cooler.
3. Assemble V-band clamps on each end of the
cooler inlet pipe. Make sure the floating
flanges are correctly aligned.
The clamps can be reused by applying a
non-flammable lubricant on the inner side of the
clamp.
4. Tighten the clamp screws according to
specification.
1. EGR Valve
2. EGR Cooler Inlet Pipe
3. EGR Cooler Inlet Pipe
Clamps
4. EGR Cooler
5. EGR Solenoid Terminal
6. Oil Inlet
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