ABB SpotPack IRB 6620, Product Manual

Page: 222 / 290

4 Repair
4.4.3. Replacement of Water-return circuit
3HAC027309-001 Revision: D 220
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2. Fit the two attachment screws securing the
mounting bracket (or brackets).
3. Fit and tighten the locking nut (or nuts).
4. Fit the Pushlok nipple (or nipples).
5. Connect the Proc 3 hose from the Water and Air
unit.
6. Connect the Proc 4 hose from the Water and Air
unit.
Only if the option Second water
return has been selected.
7. Tighten the locking nut, at the shop floor side. Only if the option Second water
return has been selected.
8. Connect the hose of the shop water drain to the
water-return circuit.
9. Turn on the water supply to the Water and Air unit.
10. Activate the electrical valve.
11. First turn on and then turn off the shop water drain. This is done in order to evacuate
all air in the circuit.
12. Wait a couple of minutes and check for leakage. Tighten if there is any leakage.
13. Turn on the shop water drain.
Action Note
Continued