Sharp MZ-80SFD Bedienungsanleitung PDF herunterladen (Seite 8)

1. Belt

1) Inspection

Check

to

see if

the

belt

is

stained with

dust

or

dirt.

Also make sure

that

there·

is

no

unevenness,

scratch and thinned part.

2)

Replacement

1)

Take

the

belt

off

the

spindle pulley while rotating

the

pulley gradually

by

hand.

2) For applying the

belt,

put

the

belt first on

the

motor

pulley and

then

on

the spindle pulley while

rotating

the

spindle pulley.

Note)

1.

In

putting

on

and

off

the

belt, be careful so

that

it

be

not

caught

by

the

motor

pulley flange.

2. Note

that

there

is

no

difference between

both

sides

of

a new belt.

~

Motor

pullev

Keep

belt

off

the

flange.

2.

PWB

unit

1)

Replacement

1) Take connectors

J3

and

J4

off

PWB.

2) Remove 3

PWB

unit fixing screws (3 mm).

3) Detach

PWB

unit.

4) For reassembly,

take

the

reverse order.

Note)

In

replacing

PWB

unit, it

is

necessary

to

check

which short pins

to

cut

and

whether

or

not

terminal resistor

is

required, depending on which

drive unit

to

use (DRIVE No.).

•

Short

pin: Detach

the

short pins from

the

old

PWB

unit·

and apply

them

to

a new

PWB.

• Terminal resistor:

If

the

old

PWB

unit

has no

terminal resistor, remove terminal

resistor from a new

PWB.

J4

connector

-6-

PWB

unit

fixing

screw (3 mm): 3 pcs.

connector

J1 signal

connector

Socket

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 23 24

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