Disassembly/Assembly
Guidelines
IRB 6400
Page 6 - 3
Axes 2 & 3 Guidelines
MOTOR (S71) Installation
WARNING! BE SURE ELECTRICAL DISCONNECT SWITCH IS
OFF AND LOCKED IN OFF POSITION!
NOTE: The following guideline is for axis 3
motor installation (right side motor). Axis 2
motor (left side motor) installation procedure
is identical unless specifically noted.
NOTE: Pinion is matched to the gear reduc-
tion unit. If a new motor is going to be
installed, mount the old pinion on the new
motor shaft. If a new gear reduction unit is
going to be installed, mount the new pinion
that comes with it on the motor shaft
1. MOUNT PINION (S70) ONTO MOTOR (S71) SHAFT:
a. Screw a fully threaded M10x150 rod into threaded end of motor
(S71) shaft.
b. Slide pinion (S70) onto motor (S71) shaft as far as it will start with
hand pressure.
c. Slide a washer over the threaded rod, thread on an M10 hex nut,
and press the pinion (S70) onto the shaft by winding the nut down
the rod. DO NOT TAP OR HIT THE MOTOR SHAFT IN ANY
WAY!
CAUTION: DO NOT TAP OR HIT MOTOR SHAFT
d. Remove the threaded rod, nut, and washer.
e. Apply Loctite 242 (S69) to screw (S68) and insert in end of motor
(S71) shaft. Torque to 35 ft-lb. Use strap wrench to keep pinion
from turning.
2. CLEAN MOUNTING SURFACES.
3. MOUNT MOTOR (S71) TO PLATE (S37):
a. Lightly grease (S74) O-Ring (S38) and position on motor socket
plate (S37).
b. Apply Molycote 1000 to screws (S73) and washers (S72).
c. Set motor (S71) in place on plate (S37) and insert screws (S73)
with washers (S72). Torque to 37 ft-lb.
M10 Hex Nut
M10 Washer
Lubricating Grease
E
E
C
REFERENCE DRAWINGS
Exploded View:
“S” (pg 6-23, 12-2)
Assemblies:
3HAA 0001-EP (pg 13-10)
Hand Tools
Strap Wrench
M10 x 150 threaded Rod
REQUIRED TOOLS
3HAA 0001-RB (pg 13-6)
3HAA 0001-RB (pg 13-7)
3HAA 0001-RB (pg 13-4)
3HAB 4162-2 (pg 189)
3HAB 4162-2 (pg 13-20)
3HAB 4163-2 (pg 13-23)
3HAB 4167-2 (pg 13-11)
3HAA 0001-AAS (pg 14-A)
3HAA 0001-AAO (pg 14-E)
3HAB 4252-2 (pg 14-I)
Molycote 1000 Grease
Loctite 242
Torque Wrench (35-37 ft-lb)
MOTOR WEIGHS
APPROX. 50 LB.
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