Disassembly/Assembly
Guidelines
IRB 6400
Page 6 - 22
Axes 2 & 3 Guidelines
5. INSTALL BEARING COMPONENTS ONTO SHAFT (L18):
a. Install V-Ring (L19) on shaft, square side to shaft shoulder.
b. Insert sealing ring (L20) in lower arm frame (L17) bore, larger
diameter of ring turned inward.
c. Insert outer race of bearing (L21) into lower arm frame (L17)
bore, up against V-Ring (L19).
d. Pack inner race of bearing (L21) with grease (L87) and install on
shaft (L18); position into bearing outer race.
e. Insert NILOS ring (L22) against bearing (L21).
f. Install spacer (L23) against bearing (L22).
6. INSTALL NUT (L24):
a. Apply Loctite 242 (L25) to nut (L24) and thread onto shaft (L18).
b. Tighten nut (L24). Torque to 67 ft-lb.
7. ATTACH PARALLEL BAR (L42) AT TOP:
a. Lubricate screws (U56) and washers (U57) with Molycote 1000 .
b. Install clamps (U58) with screws (U56) and washers (U57).
Torque 224 ft-lb. Tighten so clamps are balanced and neither end
bottoms out against housing (U61).
8. INSTALL UPPER CABLE (U14) as outlined in Section 10.
9. INSTALL COUNTERBALANCE CYLINDERS as outlined on page 6 - 9.
10. REMOVE ALL HOISTS, LOCKING SCREWS, AND EXTRA MECHANI-
CAL STOPS.
11. CALIBRATE AXIS 3 as outlined in Section 11.
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