ABB IRB 4400 - 45 Product Manual page 141

Equipment, etc.
O-ring
(IRB 4400/L10)
Grease
Flange sealing
Standard toolkit
Measuring tool
Other tools and
procedures may be
required. See references
to these procedures in the
step-by-step instructions
below.
Calibration Pendulum
Instruction
Removal of wrist unit
The procedure below details how to remove the wrist unit from the robot.
This component includes a complete unit comprising motors and gearboxes. It is a
replacement unit of complex design and should not normally be serviced on-site. Instead it
should be sent to ABB for service.
ABB recommends its customers to carry out only the following servicing and repair work on
this unit.
3HAC022032-001 Revision: E
Spare part
no.
3HAB 3772-12
Action
1.
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
For Foundry Prime robots: Do not turn off the air
pressure to motors and SMB.
2. Drain the oil from the wrist unit.
4.4.2. Replacement of wrist unit
Art. no. Note
3HAB 3537-1 Used to lubricate the o-ring
groove.
1234 0011-116 Loctite 574
3HAC 17594-1 The contents are defined in
section Standard toolkit on
page 264.
3HAB 7887-1 Used when mounting the
wrist unit to robot version
IRB 4400/L10.
These procedures include
references to the tools
required.
Art. no. is specified in section
Document references on
page 262.
Info/Illustration
Draining is detailed in sections
change, gearbox axis 5 and 6 (all
robot versions except IRB 4400/
L10) on page 105
Continues on next page
4 Repair
Continued
Oil
139