Permobil C400 Service Manual page 17

Shock Absorbers
Adjustment
Before the new shock absorber is mounted, it must be adjusted to the proper value.
The spring force can be set to suit different user weights using the adjustment nut. Increase the
dimension fo a harder suspension, decrease the dimension for a softer suspension, see fig.
Setting
Adjustment of shock absorber spring
User weights
0 - 110 Ibs 1 inch
110 - 155 Ibs 1 1/32 inch (26 mm.)
155 - 200 Ibs 1 1/16 inch (27 mm.)
200 - 265 Ibs 1 1/8 inch (29 mm.)
265 - 300 Ibs 1 1/4 inch (32 mm.)
Adjustment nut
Setting
Setting
(25 mm.)
17
Shock Absorbers