Installing Drive Belt
Information
The pictures shown in this document may differ from the original.
Information
Components
- Coolant pump pulley -1- .
- Deflection roller, cylinder bank 5 - 8 -2-
- Air-conditioning compressor pulley -3-
- Hydraulic pump pulley -4-
- Crankshaft pulley -5-
- Generator pulley -6-
- Deflection roller, cylinder bank 1 - 4 -7-
- Tensioning roller -8-
- The figure > Components shows the complete belt threading course. The pulleys are numbered according to fitting sequence.
Belt drive
- Deflection roller
- Hydraulic belt tensioner
- M8 screw
- Deflection roller
- Dual poly V-belt
- Bend the drive belt to form a loop and guide it through between the coolant pump pulley -1-
and crankshaft pulley -5-
towards to the tensioning roller -8-
.
Fitting drive belt - Step 1
- Place the top part of the belt loop over the coolant pump pulley
Fitting drive belt - Step 2
- Place the lower part of the belt loop around the crankshaft pulley at the bottom -5-
.
Fitting drive belt - Step 3
- Guide the belt section from the coolant pump pulley -1-
around the deflection roller -2-
on cylinder bank 5 - 8.
Fitting drive belt - Step 4
- Then guide the section of the belt around the air-conditioning composer pulley -3-
at the bottom.
Fitting drive belt - Step 5
- Lay a loop around the power-steering pump -4-
.
Fitting drive belt - Step 6
- Lay the loose end of the drive belt from the coolant pump downwards and around the generator pulley -6-
and deflector roller -7-
of cylinder bank 1 - 4.
Fitting drive belt - Step 7
- Gather the belt section between the deflection roller -7-
of cylinder bank 1 - 4 and the crankshaft pulley -8-
to form a loop and guide it upwards to the tensioning roller -8-
.
Fitting drive belt - Step 8
Information
- Using an open-ended wrench can damage the belt tensioner.
- Using a tool with a width across flats of 32 mm can damage the belt tensioner.
- Use a ring wrench or socket (width across flats 30) to turn the belt tensioner in a clockwise direction at the hexagon.
Belt tensioner hexagon
Loosening the belt
- Lay the drive belt on the tensioning roller. Slowly relieve the tensioning roller.
- Check that the drive belt is routed correctly. > Components
- Check that the drive belt is seated correctly on the pulleys.
- Clip the coolant hose -1-
into the holder -2-
.
Hose
- Turbo only:
Connect the wastegate line at tie clamp
Wastegate line
- Turbo only:
Attach the check valve -1- to the air box and fit a new clamp -2- .
Check valve for positive crankcase ventilation
- Turbo only:
Attach hoses to the check valve and fit with new clamps.