─
17
─
4
Unscrew the screws.
(Two SW-PW · PP screws 4 x 8, indicated by
)
5
Unscrew the clamping screw for the power circuit board.
(One PTT screw 4 x 14, indicated by
)
Power circuit board
(JT-37PH/JT-37P)
Precaution
When removing the screw, pay attention not to drop the power
circuit board.
6
Remove the power circuit board from the PCB fix plate.
Power circuit board
(JT-37PH/JT-37P)
Assembly precaution
Fit the power circuit board into the claws of the PCB fix plate.
(Indicated by
)
PCB fix plate
For JT-S2AP type
(5) Heater (PTC) (with the thermal fuse)
1
Remove the front panel .
→
See (2)
1
and
2
.
2
Disconnect the white lead connector (CN202) from the control circuit
board.
→
See (2)
4
.
3
Disconnect the heater lead connector (CN101) from the power circuit
board.
→
See (4)
1
to
3
.
4
Unscrew the nozzle clamping screws.
(Four PTT screws 4 x 14, indicated by
)
Precaution
When removing the screws, pay attention not to drop the sensor fix
plate.
Assembly precaution
Tighten the screws in a crisscross pattern.
Sensor fix plate
Nozzle
Tightening torque:
1.0 ± 0.1 N.m
Tightening torque:
1.0 ± 0.1 N.m
Tightening torque:
1.0 ± 0.1 N.m
