Kuka KR 6-2 - Measuring and Adjusting the Toothed Belt Tension on Wrist Axis Motor Units A4 and A5 (Motor Side)

Operating Instructions
154 of 206
BA KR 6, 16 F, KR C4 12.10.07 en
Some of the specially marked texts refer exclusively to the subsequent steps -- until the in-
struction is expressly revoked or the work is completed at the end of a section.
Example:
Warning!
Turn main switch on the robot control cabinet to “OFF” and secure it with a
padlock to prevent unauthorized persons from switching it on again.
11.2 Measuring and adjusting the toothed belt tension on wrist axis motor
units A4 and A5 (motor side)
Information!
Section 11.1 of this chapter must be observed!
Only the adjustment of the toothed belt stage of axis 5 is described. The adjustment is essen-
tially the same for axis 4.
Notice!
Before starting the adjustment work, it must be ensured that the toothed belts
are relieved of any weight, i.e. axis 4 must be vertical and in its zero position. No
tools may be installed on axis 6.
Warning!
If the toothed belts are to be adjusted on an operable robot, the main switch on
the control cabinet must be turned to the “OFF” position and secured with a
padlock to prevent unauthorized persons from switching it on again.