Subaru Impreza 2002 Service Manual page 927

MECHANICAL
7) Remove the belt idler No. 2.
8) Remove the timing belt.
2. BELT IDLER AND AUTOMATIC BELT
TENSION ADJUSTER ASSEMBLY
1) Remove the belt idler (No. 1).
2) Remove the automatic belt tension adjuster as-
sembly.
TIMING BELT ASSEMBLY
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.
S2M1008
• 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.
B2M2594
B2M2596
H2M2375
ME-50
(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.
H2M2382
H2M2383A