RUNRACE : Service & Maintenance Manual - rev. 2.0
Page 7.24
7.19. DISASSEMBLING THE ELECTRONIC CIRCUIT BOARDS
Figure 7.19-1
Carry out the procedures described in paragraphs
7.8. “Disassembling the motor guard” and 7.10.
“Disassembling the front plate”.
To disassemble the INVERTER INTERFACE
BOARD and the POWER SUPPLY:
1. Back off the 4 plastic hexagonal-head screws
a which fix the protective grille, using a 7-
mm wrench.
2. Remove the protective grille.
To disassemble each of the 2 circuit boards:
3. Disconnect all the connectors.
4. Back off the screws fixing the board to the
plate support using a 7-mm socket wrench.
5. Manually unscrew the fixing studs of the
protective grille.
6. Remove the ELECTRONIC CIRCUIT
BOARD.
Figure 7.19-2
To disassemble the UP-DOWN BOARD:
1. Back off the 3 plastic hexagonal-head screws
b which fix the protective grille, using a 7-
mm wrench.
2. Remove the protective grille.
3. Disconnect all the connectors.
To remove the up-down board, it is
sufficient to disconnect the red and
black cables; the yellow cables are for
the transformer.
4. Back off the screws fixing the board to the
plate support using a 7-mm socket wrench.
5. Manually unscrew the fixing studs of the
protective grille.
6. Remove the UP-DOWN BOARD.
Continued on the following page →
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