Subaru 2002 Impreza - Manual (Page 319)

IMPREZA(NA) A1830BE-A (ENGLISH)
Maintenance and service
11-22
Drive belts
The alternator, power steering pump, and air condi-
tioner compressor depend on drive belts. Satisfacto-
ry performance requires that belt tension be correct.
HGA005BC
1) Power steering pump pulley
2) Air conditioner compressor pulley
3) Crank pulley
in (mm)
Deflection
New belt Used belt
A
0.28 — 0.35
(7.0 — 9.0)
0.35 — 0.43
(9.0 — 11.0)
B
0.30 — 0.33
(7.5 — 8.5)
0.35 — 0.40
(9.0 — 10.0)
To check belt tension, place a straightedge (ruler)
across two adjacent pulleys and apply a force of 22
lb (98 N, 10 kg) midway between the pulleys by us-
ing a spring scale. Belt deflection should be the
amount specified. If a belt is loose, cracked, or
worn, contact your SUBARU dealer.