49SR 430, SR 450
7.2 AV Springs at Bottom of
Backplate
: Unscrew the anti-vibration
springs (arrows) from the bearing
plugs.
: Unscrew the bearing
plugs (arrows) from the anti-
vibration springs.
– Screw the bearing plugs (1) into
the springs as far as stop.
0002RA134 TG0002RA135 TG
1
Installing
: Screw the preassembled
anti-vibration springs onto the
bearing plugs (arrow) as far as
stop.
– Install the blower housing,
SR 430 b 10.7,
SR 450 b 10.8
– Reassemble all other parts in the
reverse sequence.
7.3 AV Springs on Backplate,
Metering Unit, SR 450
– Remove the metering unit,
b 10.3
: Unscrew the anti-vibration
springs from the bearing
plugs (arrows) .
0002RA136 TG0002RA433 TG
: Unscrew the bearing plugs (1)
from the anti-vibration springs.
– Screw the bearing plugs (1) into
the springs as far as stop.
Installing
: Screw the preassembled
anti-vibration springs onto the
bearing plugs (arrow) as far as
stop.
– Install the metering unit, b 10.3
– Reassemble all other parts in the
reverse sequence.
0002RA135 TG
1
0002RA434 TG