7. Insert and tighten the M18x1.5 magnetic screw plug; M
A
= 20 Nm.
Axis position for checking the fill level on A3
Model Fill level Axis position
KR 30/50/70 R2100
KR 50 R2500
KR 50 R2500 F
KR 70 R2100 F
A3 A2 + A3 = 0 °
Fig. 8-9: Filling gear unit A3 with gear oil
1 Inspection hole = vent hole with M18x1.5 magnetic screw plug
2 Oil drain hole with M18x1.5 magnetic screw plug
3 Oil pump
8.5.3 Concluding work
The following concluding work must be carried out:
• Remove oil residue.
• Visual inspection, check for leaks.
• Run the program in T1 mode and look out for irregularities.
8.6 Oil change in A4
Description
The following sections describe the A4 gear oil change for floor-mounted
robots. For ceiling-mounted robots, the procedure is to be applied analo-
gously, but with the drain and filler holes reversed.
KR IONTEC
206/344 | www.kuka.com MA KR IONTEC V4 | Issued: 11.05.2021
Maintenance