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3Installing the option devices
11) Installs the solenoid valve set on the forearm upside.
Firmly fix the solenoid valve set using the original fixing screws of the No.2 arm cover U. (Tightening torque:
1.39-1.89N ・ m).
Then, from the No.2 arm cover L side, check that the air hoses in the forearm are not bent.
12) Install the No.2 arm cover L to the forearm.
Install attached plugs to the port A/B couplings that are not used for the solenoid valve set.
13) Connect the tool prepared by the customer with solenoid valve port A and B.
specification common)
When you use the standard specification robot, please prepare the air hoses for connection.
Table 3-13
shows the relation between hand condition and port number.
Table 3-13 ： Solenoid valve ports and hand number
Hand
Hand condition
Hand 1
Hand 2
Hand 3
Hand 4
The installing of the solenoid valve set is completed.
Installing the solenoid valve set
3-76
A
Solenoid valve set
A
No.2 arm cover L
Port number
OPEN
1
CLOSE
2
OPEN
3
CLOSE
4
OPEN
5
CLOSE
6
OPEN
7
CLOSE
8
(standard/internal wiring and piping specification common)
Solenoid valve set
(standard/internal wiring and piping specification common)
Forearm
The solenoid
valve set in use
One set
Two sets
Three sets
Four sets
CAUTION
the moving parts of timing belt and its pulley.
(See the area A.)
Otherwise, air leakage may occur.
Enlarged view of section A
Plugs
(standard/internal wiring and piping
Port number
B port
A port
Keep the air
hoses from
interfering with
2
4
6
8
1
3
5
7
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