Table And Motor - Brother T-8420C Instruction Manual

3. TABLE AND MOTOR

3. TABLE AND MOTOR
A. Table processing diagram
The top of the table should be 40 mm in thickness and should be strong enough to hold the weight and with-stand the
vibration of the sewing machine.
Drill holes as indicated in the illustration below.
B. Motor
All cords should be secured at least 25 mm away from any moving parts. Furthermore, do not excessively bend the
cords or secure them too firmly with staples, otherwise there is the danger that fire or electric shocks could occur.
<Motor>
Use one of the clutch motors given in the table at right as the motor.
Refer to the instruction manual for the motor for details on installing
and using the motor.
<Motor pulley and V-belt>
Select the correct motor pulley and V-belt by referring to the table below to suit the power frequency of your area.
Sewing speed
4,000 sti/min
3,500 sti/min
3,000 sti/min
3
Head rest hole
Motor mounting holes
CAUTION
Frequency Motor pulley (Outer diameter)
50 Hz
60 Hz
50 Hz
60 Hz
50 Hz
60 Hz
T-8420C, 8450C, 8720C, 8750C
Cotton stand hole
Ground wire hole
Power
Single-phase
Three-phase
Motor pulley 100
Motor pulley 85
Motor pulley 90
Motor pulley 70
Motor pulley 75
Motor pulley 65
2958M
Motor
2-pole, 400 W motor
2-pole, 400 W motor
V-belt
46
45
45
44
44
43