Subaru 2009 IMPREZA Service Manual page 2657

POWER ASSISTED SYSTEM (POWER STEERING)
2. SERVICE LIMIT
Make a measurements as follows. If it exceeds the
specified service limits, adjust or replace.
NOTE:
When making a measurement, vise the gearbox
using ST. Never vise the gearbox by inserting alu-
minum plates etc. between vise and gearbox.
ST1 926200000 STAND
ST2 34199AG000 BOSS D
3. RACK SHAFT PLAY IN THE RADIAL
DIRECTION
Right-turn steering:
Service limit
0.12 mm (0.005 in) or less
Condition
Weighting point
L1: 10 mm (0.39 in)
P: 98 N (10 kgf, 22 lb)
Measuring point
L2: 25 mm (0.98 in)
L2
L1
P
Steering Gearbox
4. INPUT SHAFT PLAY
In radial direction:
Service limit
0.26 mm (0.01 in) or less
Condition
P: 98 N (10 kgf, 22 lb)
In axial direction:
Without play
5. TURNING RESISTANCE OF GEARBOX
PS-00769
Using the ST, measure the gearbox turning resis-
tance.
ST 34099PA100 SPANNER
Service limit:
Maximum allowable resistance:
11.3 N (1.15 kgf, 2.54 lb) or less
Difference between right and left turning re-
sistance:
24% or less
PS-34
P
P
PS-00103
PS-00104
PS-00105