Subaru IMPREZA GD 2007 Series Manual page 2451

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MECHANICAL
B: INSTALLATION
1. AUTOMATIC BELT TENSION ADJUST-
ER ASSEMBLY AND BELT IDLER
1) Preparation for installation of automatic belt ten-
sion adjuster assembly.
CAUTION:
• Always use a vertical type pressing tool to
move the adjuster rod down.
• Do not use a lateral type vise.
• Push the adjuster rod vertically.
• Press-in the push adjuster rod gradually tak-
ing three minutes or more.
• Do not allow press pressure to exceed 9,807
N (1,000 kgf, 2,205 lbf).
• Push in the adjuster rod to the end face of the
cylinder. Do not push in the adjuster rod farther
than the end face of the cylinder. Doing so may
damage the cylinder.
• Do not release the press pressure until stop-
per pin is completely inserted.
(1) Attach the automatic belt tension adjuster
assembly to vertical pressing tool.
(2) Slowly move the adjuster rod down with a
pressure of 165 N (16.8 kgf, 37.1 lbf) or more
until the adjuster rod is aligned with the stopper
pin hole in the cylinder.
(3) With a 2 mm (0.08 in) dia. stopper pin or a 2
mm (nominal) dia. hex bar wrench inserted into
the stopper pin hole in the cylinder, secure the
adjuster rod.
Timing Belt
2) Install the automatic belt tension adjuster as-
sembly.
Tightening torque:
39 N·m (4.0 kgf-m, 28.9 ft-lb)
3) Install the belt idler No. 2.
Tightening torque:
39 N·m (4.0 kgf-m, 28.9 ft-lb)
4) Install the belt idlers.
Tightening torque:
39 N·m (4.0 kgf-m, 28.9 ft-lb)
ME-00077
ME-00078
ME(H4DOTC)-50
ME-03131
ME-00075
ME-00080