Mitsubishi Electric JT-SB116JH2-S-NA Handbook page 20

(8) Filter circuit board (JT-34F)
1 Unscrew the clamping screw, and remove the terminal block (TB)
cover.
(One PTT screw 4×6, indicated by )
Precaution
Pay attention not to pull the ground wire, which is threaded through
the cord bush of the TB cover.
2 Unscrew the clamping screw, and disconnect the ground wire.
(One PT screw 4×8 BS, indicated by )
3 Unscrew the TB fix plate clamping screw, and remove the terminal
block parts.
(One PTT screw 4×16, indicated by )
4 Unscrew the clamping screw, and remove the PCB cover.
(One PTT screw 4×6, indicated by )
Assembly precaution
Install the PCB cover over the TB fix plate.
5 Disconnect the lead wires from the filter circuit board.
6 Remove the spacers (four locations, indicated by
move the filter circuit board (JT-34F).
(Pinch the spacers from the back for easier removal.)
Assembly precaution
Run the lead wires through the cord bushes. (Indicated by )
), and then re-

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Ground wire TB cover
TB fix plate Terminal block
PCB cover
TAB20 TAB21
Filter circuit board (JT-34F)