Replacing Components In The Cooling Circuit; Figure 9-7 Replacing Components In The Cooling Circuit - Siemens SINAMICS SL150 6SL38655UM427AA02 Operating Instructions Manual

Maintenance
9.6 Repairs
9.6.5

Replacing components in the cooling circuit

Injury caused by water pressure
If the water circuit is under pressure when you are working on it, you can injure yourself.
● The water circuit must always be in a no-pressure state before commencing work on it.
Procedure
To replace a component in the cooling circuit, proceed as follows:
1. Close the ball valves.
2. Allow pressure to release.
3. Open the union nut
4. Replace the FEP hose
84
CAUTION
②
①
FEP hose
②
Union nut
③
Screwed joint
④
O-ring
⑤
Connection (e.g. cooler)
Figure 9-7 Replacing components in the cooling circuit
.
① ④
or the O-ring .
SINAMICS SL150 6SL38655UM427AA02
Operating Instructions Rev.201910281507 EXAMPLE