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Hi-Therma Monobloc System (AHZ-044/080HCDS1)
2.4.7.4.7 Replacement of the fuses (EF2~3,EFR,EFR1)
Remove the service cover as explained in chapter “2.3.1.2 Removing the Service cover”
Remove the electrical box cover as explained in chapter “2.3.1.3 Removing the Electrical box cover”.
1. Once the broken fuse is detected, pull it from its placement.
Fuses
EF2
EF3
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1
1
Table of fuses
Fuse
Dimensions (Ø x L)
(mm)
Rated current
EFR
5.2 x 20
10A
EFR1 10A
EF3
10.3 x 38
25A
EF4 25A
2.4.7.4.8 Removing the terminal board (TB1)
Remove the service cover as explained in “2.3.1.2 Removing the service cover”
Remove the Electrical box cover, as explained in “2.3.1.3 Removing the Electrical Box cover”
1. Remove all the cables connected to the terminal board.
2.
Screws