7
4.5 Assembly of motor pulley, belt, belt covers,
hand wheel
- Disassemble hand wheel (1).
- Assemble motor pulley (2).
- Insert V-belt (3) and tighten it by leaning out of the motor. V-
belt is tightened correctly when the opposite sides of belt
are approaching to each other in distance of about 20 mm
with power 10 having an effect in the middle of both sides.
Stop motor should be leveled so that the bottom surface of
its control panel would be horizontal.
- Adjust the stop (4) by bigger pulleys against falling the belt
out of the pulley so that the distance from the belt will be
2-3 mm. Adjust pins by smaller pulleys (5) according to the
detail (D).
- Assemble the bottom cover belt (7) on to the motor.
- Assemble upper cover belt (6) and hand wheel (1)by clutch
lever motor.
- Assemble upper cover belt (6), hand wheel (1) and position
sensor by stop motor but only after electrical connection of
the head to the stopmotor (see par. 4.7).
4.6 Assembly of treadle rod, setting rod and of
position sensor, knee lever
- Insert treadle rod (1) on pins.
- Adjust approx. length of rod by means of screw (2).If the
ends of rod are too long, shorten them.
- Install the pin into the hole (3) by stopmotor EFKA.
Adjust the lever (4) so that it would be approx. square
angle at a rod (1) - take off the ring (5), loosen the screw (6),
take of the lever (4) and assemble it into desirable position.
11
2
1
3
4
6
5
3
1
2
6
7
5
5
4
4mm
4mm
2-3mm
D
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