Fronius Primo 3.0-1 Service Manual page 115

b)
(2) (2) (3)
Installation
IMPORTANT! The sealing foam will only be
positioned correctly and create an effective
seal if the procedure a) - b) below is follo-
wed.
a) Attach the power stage set cover to the
2
fastener at the top and, while keeping
the power stage set cover at an angle,
pull it downwards a) and - under tensi-
on - pivot it onto the base shell b).
IMPORTANT! When closing the cover,
make sure that the springs on the keys en-
gage in the guides.
Secure the power stage set cover (3)
3
using four 5x18 mm TX25 screws (2)
with seal rings
(2)(2)
Tightening torque = 2.5 Nm
NOTE! If the thread of these
screws is rotating and the screws
no longer engage, use the follow-
ing screws:
PT 5x25 mm T25 KT25
(item number 42,0401,4231)
Attach the inverter to the wall bracket
4
at the top at a maximum angle of 11°
and push it towards the wall bracket
115