Fronius CU 1100i, Operating Instructions Manual

Page: 38 / 84

Connecting the coolant return filter and coolant
hoses
Safety
WARNING!
Danger from electrical current.
This can result in serious personal injury and damage to property.
▶
Before starting work, switch off all devices and components involved and disconnect
them from the grid.
▶
Secure all devices and components involved so they cannot be switched back on.
Connecting the
coolant return fil-
ter and coolant
hoses Depending on the system configuration, connect the coolant filter and coolant hoses to
either the front or rear of the cooling unit:
-
Interconnecting hosepack = rear of the cooling unit
- Welding torch hosepack = front of the cooling unit (only possible if the welding torch
hosepack has separate coolant hoses and in conjunction with power sources TPS
270i C, TPS 320i C, iWave 300i - 500i)
Connecting the coolant return filter and coolant hoses from the interconnecting
hosepack to the rear of the cooling unit:
1
CAUTION!
Danger due to work that has been car-
ried out incorrectly.
This can result in severe damage to prop-
erty.
▶
Always connect the coolant return fil-
ter to the coolant return connection
(red).
Connecting the coolant return filter and coolant hoses from the welding torch
hosepack to the front of the cooling unit:
1
Carry out the work in the same way as on the rear of the cooling unit
CAUTION!
Danger due to work that has been carried out incorrectly.
This can result in severe damage to property.
▶
Always connect the coolant return filter to the coolant return connection (red).
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