INTORQ BFK458 - Mechanical Installation; Installing the Hand-Release (Retrofitting)

Mechanical installation
INTORQ | BA 14.0168 | 11/2018 48
5.11 Installing the hand-release (retrofitting)
Fig.21: Assembly of the hand-release BFK458
A
Yoke (standard mount)
A
* Yoke (rotated mount - optional)
B
Pin
C
Lever
D
Stator
E
Terminal clip
F
Pressure spring
G
Washer
H
Hex head screw
I
Armature plate
1. Insert pin into the bores of the yoke.
2. Insert the pressure springs in the bores of the armature plate.
3. Push the hex head screws through the pressure springs in the armature plate and through the bore
hole in the stator.
4. Screw the hex head screws into the yoke pins.
5. Tighten the hex head screws to fasten the armature plate against the stator.
6. Remove the terminal clips and dispose of properly.
NOTICE
Note that the gap s
LN
can only be set after the brake is mounted.
Measure the air gap in the immediate vicinity of the hexagon screws; otherwise measure-
ment errors can occur because the armature plate is not plane-parallel to the pole face!
7. Set the gap s
LN
+ s
HL
evenly using the hex head screws and the feeler gauge. Refer to the table Ad-
justment setting for hand-release,Page32 for the values for the dimension s
LN
+ s
HL
.