Installing Hydraulic Pump

1. 1.1. Install hydraulic pump.
   Fig 1: Identifying Hydraulic Pump With Screws

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   1. 1.1.1. Fit the hydraulic pump -3-  and reservoir assembly and screw in and tighten M8 x 30 screw -2-  on the hydraulic pump -3-  .
   2. 1.1.2. Screw in and tighten pressure line -1-  on the hydraulic pump -3-  . Counter at the connection piece (a/f 27) when tightening the pressure line -1-  (a/f 16).

      → Tightening torque: 35 Nm (26 ftlb.) 

2. 1.2. Screw in and tighten screw -1-  on holder for hydraulic pump.

   → Tightening torque: 10 Nm (7.5 ftlb.) 

   Fig 2: Identifying Holder For Hydraulic Pump

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3. 1.3. Remove stopper -1-  .
   Fig 3: Identifying Stopper

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4. 1.4. Connect return line to the reservoir for the hydraulic pump.

   Fit and press in return line on the hydraulic pump reservoir -arrow-  .

   Fig 4: Connecting Return Line To Reservoir For Hydraulic Pump

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1. 2.1. Fit air conditioning compressor.

   Guide the air-conditioning lines -2-  towards the cut-out on the right -arrow-  in such a way that the air-conditioning lines -2-  are not strained. Swivel air conditioning compressor -1-  forward and position it correctly.

   Fig 5: Removing Air Conditioning Compressor

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2. 2.2. Fit air conditioning compressor.
   1. Air conditioning compressor
   2. Screw, M8 x 170
   3. Screw, M8 x 90
   4. Holder

   Fit holder -4-  and screw in and tighten screws -2, 3-  .

   → Tightening torque: 23 Nm (17 ftlb.) 

   Fig 6: Identifying Air Conditioning Compressor Components

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3. 2.3. Fit B+ box on the air conditioning compressor.
   Fig 7: Identifying Air Conditioning Compressor B+ Box Screws

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   1. 2.3.1. Remove B+ box and fit it on the air-conditioning compressor holder. Screw on and tighten nuts -3-  on the B+ box.
   2. 2.3.2. Connect B+ cable and screw on and tighten M8 nut -2-  . Close lid -1-  of B+ box.
4. 2.4. Connect electric cable plug to the air conditioning compressor.

   Press connector housing into the holder -arrow-  and connect electric cable plug -1-  .

   Fig 8: Identifying Electric Cable Plug For Compressor

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5. 2.5. Secure hydraulic pump.

   Fit holder with fuel hoses -2-  to the hydraulic pump -3-  and screw in two M8 x 30 screws -1-  . Tighten the screws -1-  and the three lower fastening screws (M8 x 30).

   → Tightening torque: 23 Nm (17 ftlb.) 

   Fig 9: Identifying Hydraulic Pump With Screws

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1. 3.1. Connect the plug-in couplings for the steering hydraulic system (pressure and return lines) on the underbody if necessary (if you have not already done so after draining the fluid.

   Make sure that the hydraulic line connections are not confused and are engaged correctly. 

   Fig 10: Locating Plug-In Couplings For Steering Hydraulic System

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2. 3.2. Install underbody panelling at the left side.

   Replace nuts and screws -2, 3-. 

   Tighten nuts and screws -2, 3-  .

   Nuts

   → Tightening torque: 5 Nm (3.5 ftlb.)+/-1 Nm (+/-0.5 ftlb.) 

   Screws

   → Tightening torque: 2 Nm (1.5 ftlb.)+/-1 Nm (+/-0.5 ftlb.) 

   Fig 11: Identifying Side Cover With Screws

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3. 3.3. Install rear underbody panelling.

   Replace screws -1-. 

   Replace nuts -2-. 

   Tighten screws.

   → Tightening torque: 2 Nm (1.5 ftlb.)+/-1 Nm (+/-0.5 ftlb.) 

   Tighten nuts.

   → Tightening torque: 5 Nm (3.5 ftlb.)+/-1 Nm (+/-0.5 ftlb.) 

   Fig 12: Identifying Cover For Underbody

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→ 137819 REMOVING AND INSTALLING DRIVE BELT .

1. 4.1. Insert pulley and fit M8 screws on the pulley.
   Fig 13: Tightening Drive Belt

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2. 4.2. Turn the tensioner -3-  clockwise at the hexagon (a/f 30) using a ring wrench -2-  and fit the belt -1-  .
3. 4.3. Allow the tensioner to slide back to its initial position.
4. 4.4. Tighten screws -4-  on the pulley.

→ Tightening torque: 23 Nm (17 ftlb.)