Subaru 2002 IMPREZA Service Manual page 1092

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.
• Be sure to slowly move the adjuster rod down
applying a pressure of 294 N (30 kgf, 66 lb).
• Press-in the push adjuster rod gradually tak-
ing more than 3 minutes.
• Do not allow press pressure to exceed 9,807
N (1,000 kgf, 2,205 lb).
• Press the adjuster rod as far as the end sur-
face of cylinder. Do not press the adjuster rod
into the cylinder. Doing so may damage the cyl-
inder.
• Do not release the press pressure until stop-
per pin is completely inserted.
(1) Attach the automatic belt tension adjuster
assembly to the vertical pressing tool.
(2) Slowly move the adjuster rod down with a
pressure of 294 N (30 kgf, 66 lb) until the adjust-
er 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 (0.08 in) (nominal) dia. hex bar wrench in-
serted into the stopper pin hole in the cylinder,
secure the adjuster rod.
TIMING BELT ASSEMBLY
2) Install the automatic belt tension adjuster as-
sembly.
Tightening torque:
3) Install the belt idler No. 2.
Tightening torque:
4) Install the belt idler.
Tightening torque:
H2M2382
H2M2383
ME(TURBO)-50
39 N·m (4.0 kgf-m, 28.9 ft-lb)
39 N·m (4.0 kgf-m, 28.9 ft-lb)
39 N·m (4.0 kgf-m, 28.9 ft-lb)
S2M0416
S2M0411
S2M0410