White 1780 manual Cases are, See, Pressed, Appears

Models: 1780

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English

8.

TROUBLE

SHOOTING

 

.

 

 

 

 

 

 

 

 

 

 

Following

cases are

not failure

of the machine

.

 

 

 

 

 

 

Check

your machine

before

you call for service

 

 

 

 

 

 

 

 

 

 

 

SOLUTION

PAGE

PROBLEM

Machine

does not

sew

 

 

 

CAUSE

Bobbin

winder

shaft

is on the

 

 

 

.

 

 

 

 

 

 

 

right side

 

 

 

 

 

 

 

.

Not plugged

in correctly

 

 

 

Move the

bobbin

winder

shaft to

1

P1

 

the

left.

 

 

 

 

 

 

 

 

 

 

 

Plug

the cord to the

machine

and

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

into

an

electric

outlet

correctly

P7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ON.

 

 

 

 

Power and

light switch

is turned

 

off.

 

 

 

 

 

 

.

Not plugged

in correctly

 

 

Help

window

LCD does

 

light switch is turned

 

Power

and

not display

 

 

 

off.

 

 

 

 

 

 

Turn the

switch

 

 

 

 

 

 

 

 

 

 

Plug the

cord

to the machine

and

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

into an

electric

outlet

correctly

P7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Turn

the switch

ON.

 

 

 

 

 

 

 

 

 

 

 

Noisy

machine

 

Slow

speed

 

Breaking

needle

 

Lint stuck in the

 

 

.

 

 

 

shuttle

 

 

 

Lint stuck in the feed

dog.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

 

Needle

 

inserted

incorrectly

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Needle clamp

screw too

loose.

 

 

 

 

 

 

 

 

 

Upper

thread

tension

is

too

tight.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Needle

too fine

for the

fabric or

 

 

 

needle

bent.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

#65/9

needle

is being

 

used.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

Clean

the shuttle and the feed dog

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

 

 

 

 

Reset the

needle

 

 

 

 

 

 

 

 

 

 

 

Tighten

the

needle

clamp

screw.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

 

Adjust

the

thread

tension

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

Use a

correct

size

needle

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

See page

21

for correct

thread

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

and

needle

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P43

P20

P24

P20

P21

Needle work

threader

does

not

Needle

is not raised to its highest

.

 

 

 

 

 

 

 

 

 

 

position

 

 

 

 

 

 

 

 

 

.

 

Needle

inserted

incorrectly

 

 

 

 

 

 

 

 

 

Needle

bent.

 

 

 

 

 

 

 

 

Hook

of the

needle

threader

is

 

 

 

bent.

 

 

 

 

 

 

Raise

the

needle

to its

highest

 

 

 

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

position

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

 

 

 

 

 

Reset the

needle

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.

 

 

 

 

Insert a

new

needle

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Use

the screwdriver

to straighten

hook,

so when the

needle

the

threader

lever is

pressed

down,

 

through

the

the

hook will pass

 

needle

eye.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

guide.

P17

P2C

Too

much

thread

appears

 

of the

on the right side

fabric

 

 

 

 

,“

Wrong

side

 

 

 

 

side

 

 

- Right

 

 

 

Needle

guide

is threaded

 

 

 

 

 

.

 

 

 

 

 

 

 

 

 

incorrectly

 

 

 

 

 

 

 

 

.

 

Incorrect bobbin

threading

 

 

 

 

Upper

thread

tension

is too

tight.

 

 

 

 

 

 

 

 

Re-thread

the

needle

 

 

 

 

 

 

 

 

 

 

.

Re-thread

the bobbin

thread

 

 

 

 

 

 

 

 

 

 

.

Adjust

the thread

tension

 

 

 

 

 

P1

P

Page 52
Image 52
White 1780 manual Cases are, See, Pressed, Appears

1780 specifications

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