Bosch Rexroth Hagglunds VI 44 Series Installation And Maintenance Manual page 32

32/68 Installation
Bosch Rexroth Mellansel AB, Intallation and maintenance manual, Hägglunds VI, RE 15310-WA/10.2015
Because they must be run-in, the measurement FK is to be 127 mm (5.0 in) with
newly installed brake linings. Check the FK measurement after approximately 10
brake operations and adjust it to 117 mm (4.61 in).
Fig. 39: Double acting, sign 2
Brake adjustment BA-43 and BA-63
Single acting
Brake adjustment without braking torque.
1. Remove locking devices on adjustment screws.
2. Stretch the bands with the adjustment screws when the pressure is applied to
the brake cylinder. Check that the bands are evenly adjusted by means of the
pointer, see sign 1. Drain the brake cylinder and check the measurement FK.
Adjust until this is 117 mm (4.61 in). The scale indicator, sign 2, should then
show green.
3. Replace the locking devices on the adjustment screws.
WARNING
Brake adjustment – Without braking torque
FK min = 103 mm (4.06 in)
FK max = 117 mm (4.61 in)
Set A equal B
Without braking torque
Adjust when the
indicators show red.
White field
See "Brake adjustment
Green field
- without braking torque".
Red field
With braking torque
Scale not valid.