Schroth Racing AutoControl III User Manual
Page 14

14
3
Routing of the shoulder belts
Distance between headrest
guides min. 4¾" (120 mm).
If there is only one headrest post or
if the distance between 2 posts is
less than 4¾" (120 mm).
• For vehicles equipped with stock seats not suitable for use
with harness belt systems, special seats are required. See 
Certified Vehicle List (Vehicle Reference List). 
 
 
 
4
How to close and release the buckles
 
4.1 Lap 
belt
buckle
 
To close: 
Insert the latch into the buckle until you can hear a 
distinct clicking sound. 
 
To open: 
Depressing the red button marked "PRESS" will 
open the buckle. 
 
 
4.2 Buckle between tail strap and shoulder belts 
(separation buckle).
 
To close: 
Insert the latch underneath the plastic cover until it 
locks in (1) and the plastic cover slides back into 
its normal position (2). 
 
To open: 
Slide the plastic cover in the direction of the arrow 
to the stop (1). Tilt the latch downwards and 
remove it from the buckle (2). 
 
 
5
How to adjust the belt
5.1 to lengthen the belt
Hold the adjuster at right angles 
- 90° - to the belt and pull in 
direction of the arrow (see 
illustration beside). 
 
5.2 to shorten the belt 
Pull the end of the strap in 
direction of the arrow (see 
illustration beside). 
SCHROTH offers accessory adjusting grips which can make 
the adjustment even more convenient (see page 20, 
Accessories). 
 
 
6
Adjustment of the headrest and initial adjustment 
of the tail strap 
 
6.1 Retractor installed at anchor point "C" 
wrong way
right
way
The shoulder belts must not 
sag or be pulled downwards. 
Headrests must not restrict 
movement of the shoulder 
belts. 
The headrest is properly 
adjusted and the shoulder 
belts can move freely 
without slack. 
 
 
6.2 Retractor installed at anchor point "D" or “E” 
wrong way
wrong way
right
way
Belts must not have 
any sag. 
The tail strap must
not be misdirected 
by upholsteries or 
the rear seat 
cushions. 
The
headrest
is
properly adjusted 
and the shoulder 
belts can move 
freely without 
slack. 
a) After choosing the correct seating position, put the belt on
and adjust the lap belt so it fits tightly in the bend between 
the pelvic crest and the upper thigh. The release buckle 
should be located in the center in front of your body. If 
necessary, lengthen the tail strap first. 
b) Next adjust the shoulder belts: Make sure there is approx.
4 inches (10
cm) of loose belt protruding from each
shoulder belt adjuster.
c) One of the two shoulder belts should now be tight against
the shoulder, the other shoulder belt should be looser.
d) Tighten the looser shoulder belt until both shoulder belts 
 
 
