CENTRIFUGAL JUICER SIF-2105
USER MANUAL
Before operating the appliance, please read this manual and all the
safety instructions thoroughly and retain it for future reference.
CONTENT
Important Safety Instructions
Know Your Juicer
Introduction To Speed Control
Quick Assembly
Operating Instructions
QuickDisassembly
Tips for Handing Foods
Troubleshooting
01
04
05
06
08
10
11
13
IMPORTANT SAFETY INSTRUCTIONS
• To avoid fire, electrical shock, and personal injury, do not put the
appliance, motor base, cord, or plug in water or any other liquid.
NOTE: It can be wiped by soft cloth for cleaning.
• Before using check that the voltage power corresponds to the one
shown on the appliance nameplate.
• Plug the juicer into an exclusive grounded power outlet. It is equipped
with the Y type connection. No other appliance should be plugged
into the same outlet. Be sure that the plug is fully inserted into the
receptacle.
NOTE: Do not modify the plug in any way. If the unit has a 2-pin
plug, it is a polarized plug. To reduce the risk of electric shock,
this plug will fit in a polarized outlet only one way.
• Please make sure all parts are properly installed before starting the
juicer.
• Do not push food with your fingers or other tools. If the food is
blocked in the feed chute, use the food pusher provided..
• Do not allow children to use the juicer, or touch the juicer while it is
running.
• If you want to move the juicer to do the cleaning or disassembly,
make sure the filter basket is completely stopped and unplug the
juicer.
NOTE: After each use, the filter must be cleaned with a brush to
avoid clogging of the filter.
WARNING: Make sure the juicer has completely stopped and the
filter basket has stopped rotating before disassembling.
• To disconnect, turn the selector to “0”, then remove plug from outlet.
Do not plug or unplug product with wet hands.
• To avoid overheating caused the parts to deform or damage,do not
disinfect any accessories in hot water above 80°C or microwave
ovens. Materials of the parts in contact with food are clean, hygienic,
reliable, and in compliance with relevant food hygiene certification.
• Do not clean the product with steel wool, abrasive cleansers or
corrosive liquids (such as gasoline or acetone).
01
CONTENT
Important Safety Instructions
Know Your Juicer
Introduction To Speed Control
Quick Assembly
Operating Instructions
QuickDisassembly
Tips for Handing Foods
Troubleshooting
01
04
05
06
08
10
11
13
IMPORTANT SAFETY INSTRUCTIONS
• To avoid fire, electrical shock, and personal injury, do not put the
appliance, motor base, cord, or plug in water or any other liquid.
NOTE: It can be wiped by soft cloth for cleaning.
• Before using check that the voltage power corresponds to the one
shown on the appliance nameplate.
• Plug the juicer into an exclusive grounded power outlet. It is equipped
with the Y type connection. No other appliance should be plugged
into the same outlet. Be sure that the plug is fully inserted into the
receptacle.
NOTE: Do not modify the plug in any way. If the unit has a 2-pin
plug, it is a polarized plug. To reduce the risk of electric shock,
this plug will fit in a polarized outlet only one way.
• Please make sure all parts are properly installed before starting the
juicer.
• Do not push food with your fingers or other tools. If the food is
blocked in the feed chute, use the food pusher provided..
• Do not allow children to use the juicer, or touch the juicer while it is
running.
• If you want to move the juicer to do the cleaning or disassembly,
make sure the filter basket is completely stopped and unplug the
juicer.
NOTE: After each use, the filter must be cleaned with a brush to
avoid clogging of the filter.
WARNING: Make sure the juicer has completely stopped and the
filter basket has stopped rotating before disassembling.
• To disconnect, turn the selector to “0”, then remove plug from outlet.
Do not plug or unplug product with wet hands.
• To avoid overheating caused the parts to deform or damage,do not
disinfect any accessories in hot water above 80°C or microwave
ovens. Materials of the parts in contact with food are clean, hygienic,
reliable, and in compliance with relevant food hygiene certification.
• Do not clean the product with steel wool, abrasive cleansers or
corrosive liquids (such as gasoline or acetone).
01
• If a peculiar smell or smoke is found during operation, please stop the
machine immediately for an inspection.
• Regularly inspect the supply cord, plug and actual appliance for any
damage. Do not operate any appliance with a damaged cord or plug
or after the appliance malfunctions, or is dropped or damaged in any
manner. Contact our service team. It is dangerous to disassemble or
repair the product by yourself.
• Do not use the accessories sold by an unknown manufacturer, it may
cause damage to the juicer.
• This appliance is for household use only. Do not use this appliance
for anything other than its intended use. Do not use it in moving
vehicles or boats. Do not use outdoors. Misuse may cause injury.
• Do not let the power cord hang over the edge of a table or
counter-top.
• Place the power cord where it does not touch the hot surface.
• Place power cord where it cannot be pulled on by children or cause a
tripping hazard.
Additional Safeguards
• Be sure to completely remove the packing before using the juicer for
the first time.
• Do not touch the small cutting blades/teeth in the base of the juicing
disc.
• Always make sure the juicer is properly and completely assembled
before connecting to power outlet and operating.
• Ensure that the surface where the appliance operates is stable, level,
clean and dry.
• Vibration can occur during normal operation.
• Any significant spillage onto the surface under or around the
appliance, or onto the appliance itself, should be cleaned and dried
before stored.
• When using this appliance, provide adequate air space above and on
all sides for circulation.
• This juicer is only designed to juice fruits and vegetables. Please
refer to the juicing guide to determine the correct speed for the fruits
and vegetables selected for juicing. Do not use any frozen fruits or
vegetables.Please refer to the fruit classification on page 11.
• Hard fruits and vegetables will put excess strain onto the motor if a
low speed is selected.
• Remove rind from all citrus fruit before juicing.
02
03
• If a peculiar smell or smoke is found during operation, please stop the
machine immediately for an inspection.
• Regularly inspect the supply cord, plug and actual appliance for any
damage. Do not operate any appliance with a damaged cord or plug
or after the appliance malfunctions, or is dropped or damaged in any
manner. Contact our service team. It is dangerous to disassemble or
repair the product by yourself.
• Do not use the accessories sold by an unknown manufacturer, it may
cause damage to the juicer.
• This appliance is for household use only. Do not use this appliance
for anything other than its intended use. Do not use it in moving
vehicles or boats. Do not use outdoors. Misuse may cause injury.
• Do not let the power cord hang over the edge of a table or
counter-top.
• Place the power cord where it does not touch the hot surface.
• Place power cord where it cannot be pulled on by children or cause a
tripping hazard.
Additional Safeguards
• Be sure to completely remove the packing before using the juicer for
the first time.
• Do not touch the small cutting blades/teeth in the base of the juicing
disc.
• Always make sure the juicer is properly and completely assembled
before connecting to power outlet and operating.
• Ensure that the surface where the appliance operates is stable, level,
clean and dry.
• Vibration can occur during normal operation.
• Any significant spillage onto the surface under or around the
appliance, or onto the appliance itself, should be cleaned and dried
before stored.
• When using this appliance, provide adequate air space above and on
all sides for circulation.
• This juicer is only designed to juice fruits and vegetables. Please
refer to the juicing guide to determine the correct speed for the fruits
and vegetables selected for juicing. Do not use any frozen fruits or
vegetables.Please refer to the fruit classification on page 11.
• Hard fruits and vegetables will put excess strain onto the motor if a
low speed is selected.
• Remove rind from all citrus fruit before juicing.
02
03
KNOW YOUR JUICER INTRODUCTION
TO SPEED CONTROL
1. Food Pusher
2. Juicer Cover
3. Filter Basket
4. Strainer Bowl
5. Interlocking Safety arm
6. Motor Wheel
7. Power Cord
8. Juice Jug
9. Motor Base
10. Knob Switch
11. Pulp Container
Close, stop
“0”
A low-speed gear for processing soft fruits and
vegetables (Please refer to the tips for handing fruits
on page 11)
“1”
A high-speed gear for processing all fruits and
vegetables (Please refer to the tips for handing fruits
on page 11)
“2”
04
05
KNOW YOUR JUICER INTRODUCTION
TO SPEED CONTROL
1. Food Pusher
2. Juicer Cover
3. Filter Basket
4. Strainer Bowl
5. Interlocking Safety arm
6. Motor Wheel
7. Power Cord
8. Juice Jug
9. Motor Base
10. Knob Switch
11. Pulp Container
Close, stop
“0”
A low-speed gear for processing soft fruits and
vegetables (Please refer to the tips for handing fruits
on page 11)
“1”
A high-speed gear for processing all fruits and
vegetables (Please refer to the tips for handing fruits
on page 11)
“2”
04
05
QUICKASSEMBLY
• Place motor base on a flat, dry surface such as a counter-top.
• Ensure that the motor base is turned "0" and unplug the power cord.
• The juicer is equipped with a safety switch. Make sure to install
all parts correctly and make the Interlockingsafetyarm in place,
other wise, the juicer will not run.
2. Put the filterbasket into the strainer
bowl, push down until it clicks into
place. Ensure the filter basket is fitted
securely inside the strainer bowl
surround and onto the motor base.
WARNING: Don’t use the product if
the filterbasket is damaged and
contact our service team.
1. Install the strainerbowl on top of the
motor base.
3. Installthepulpcontainer.
4. Place the juicer cover over the
strainer bowl, positioning the feed
chute over the filter basket and lower
into position.
5. Raise the safety locking arm up and
locate into the two grooves on either
side of the juicer cover.
Note: The safety locking arm should
now be in a vertical position and
locked into place on top of the juicer
cover.
6. Put the juice jug under the mouth of
the Strainerbowl.
7. Slide the food pusher down on the
feed chute.
06
07
QUICKASSEMBLY
• Place motor base on a flat, dry surface such as a counter-top.
• Ensure that the motor base is turned "0" and unplug the power cord.
• The juicer is equipped with a safety switch. Make sure to install
all parts correctly and make the Interlockingsafetyarm in place,
other wise, the juicer will not run.
2. Put the filterbasket into the strainer
bowl, push down until it clicks into
place. Ensure the filter basket is fitted
securely inside the strainer bowl
surround and onto the motor base.
WARNING: Don’t use the product if
the filterbasket is damaged and
contact our service team.
1. Install the strainerbowl on top of the
motor base.
3. Installthepulpcontainer.
4. Place the juicer cover over the
strainer bowl, positioning the feed
chute over the filter basket and lower
into position.
5. Raise the safety locking arm up and
locate into the two grooves on either
side of the juicer cover.
Note: The safety locking arm should
now be in a vertical position and
locked into place on top of the juicer
cover.
6. Put the juice jug under the mouth of
the Strainerbowl.
7. Slide the food pusher down on the
feed chute.
06
07
4. After the pulp container or juice jug
is full, disconnect the power and clean
the pulp container.
Warning: Do not put your fingers or
other objects into the feed inlet
before the filter basket stops
rotating!
Note: It is recommended to drink
the juice as soon as possible after
juicing, so that you can get the best
taste.
1. Clean fruits and vegetables, then cut
them suitable for the feed chute
(please remove hard seeds or skins of
the fruits and vegetables first ). Please
refer to the tips for handing fruits on
page.
2. Make sure the speed is "0" first and
connect the power.
OPERATING INSTRUCTIONS
5. When the food is processed and no
more juice comes out of the nozzle,
turn off the switch and disconnect the
power supply. Please take the juice
cup away from the nozzle until the
motor and the juicing filter have
completely stopped rotating.
Note: Freshly squeezed juice should
be consumed immediately, as its
taste and nutritional value are
affected if exposed to air for a long
period of time.
3. Flip the two-speed switch either for
low speed 1 or for high speed 2
depending on the type of fruits and
vegetables being juiced. Put the
prepared fruit and vegetable in the
feed chute.(Please refer to the tips for
handing fruits on page 11.)
08
09
4. After the pulp container or juice jug
is full, disconnect the power and clean
the pulp container.
Warning: Do not put your fingers or
other objects into the feed inlet
before the filter basket stops
rotating!
Note: It is recommended to drink
the juice as soon as possible after
juicing, so that you can get the best
taste.
1. Clean fruits and vegetables, then cut
them suitable for the feed chute
(please remove hard seeds or skins of
the fruits and vegetables first ). Please
refer to the tips for handing fruits on
page.
2. Make sure the speed is "0" first and
connect the power.
OPERATING INSTRUCTIONS
5. When the food is processed and no
more juice comes out of the nozzle,
turn off the switch and disconnect the
power supply. Please take the juice
cup away from the nozzle until the
motor and the juicing filter have
completely stopped rotating.
Note: Freshly squeezed juice should
be consumed immediately, as its
taste and nutritional value are
affected if exposed to air for a long
period of time.
3. Flip the two-speed switch either for
low speed 1 or for high speed 2
depending on the type of fruits and
vegetables being juiced. Put the
prepared fruit and vegetable in the
feed chute.(Please refer to the tips for
handing fruits on page 11.)
08
09
1. Turn off the power and take off
interlockingsafetyarm before cleaning
the product.
2. Take out the juicer cover, the filter
basket, and then the pulp container
barrel in turn.
3. Remove the strainer bowl first and
then pour out the filter basket. It will be
easier to remove the filter basket
4. Wash all detachable parts
immediately after use, especially the
strainer bowl. Make sure the product is
clean and dry before keeping it.
QUICK DISASSEMBLY TIPS FOR HANDING FOODS
Speeds Name Operation Vitamins/Minerals Calories
Peeled
Cored
Juicing directly
Juicing directly
Juicing directly
Peeled
Peeled
Peeled,Cored
Peeled,Cored
Peeled and diced
Cored
Cored
Diced
Juicing directly
Diced
Juicing directly
Juicing directly
Juicing directly
Juicing directly
Juicing directly
Vitamin C, A, potassium
“1”
“2”
Folate, vitamin C, copper,
and potassium
Vitamin A, C, B6, folate,
potassium
Vitamin C, K, E, folate,
potassium
Vitamin C, thiamine, folate,
and potassium
Vitamins C, A, K, phosphorus,
zinc, calcium
Vitamin A, potassium,
calcium, folic acid
Vitamin C, A, potassium
Vitamin C, fiber, potassium
Vitamin C, A, folate, potassium
Vitamins A, K, and C,
potassium, folate
Vitamin A, C, and B6
and dietary fiber
Vitamin C, beta-carotene,
manganese
Vitamins C, E, calcium,
magnesium
Vitamins A, C, K, magnesium,
iron, manganese
Vitamins A, C, E, iron, magnesium,
calcium, amino acids
Vitamin C, folate,
potassium, calcium
Vitamin K, niacin,
choline, calcium
Vitamin A,C, K, potassium
Iron, phosphorous, calcium, magnesium,
manganese, zinc, and vitamin C,K
Watermelon
Pear
Grape
Blueberry
Kiwi
Orange
Lemon
Cantaloupe
Mango
Pineapple
Cherry
Peach
Apple
Cranberry
Celery
Carrot
Cucumber
Tomato
Wheatgrass
Spinach
100g=125KJ
(30 calories)
100g=238KJ
(57 calories)
100g=280KJ
(67 calories)
100g=238KJ
(57 calories)
100g=255KJ
(61 calories)
100g=196KJ
(47 calories)
100g=121KJ
(29 calories)
100g=138KJ
(33 calories)
100g=250KJ
(60 calories)
100g=209KJ
(50 calories)
100g=209KJ
(50 calories)
100g=238KJ
(39 calories)
100g=217KJ
(52 calories)
100g=192KJ
(46 calories)
100g=58KJ
(14 calories)
100g=171KJ
(41 calories)
100g=58KJ
(14 calories)
100g=75KJ
(18 calories)
100g=96KJ
(23 calories)
100g=96KJ
(23 calories)
10
11
1. Turn off the power and take off
interlockingsafetyarm before cleaning
the product.
2. Take out the juicer cover, the filter
basket, and then the pulp container
barrel in turn.
3. Remove the strainer bowl first and
then pour out the filter basket. It will be
easier to remove the filter basket
4. Wash all detachable parts
immediately after use, especially the
strainer bowl. Make sure the product is
clean and dry before keeping it.
QUICK DISASSEMBLY TIPS FOR HANDING FOODS
Speeds Name Operation Vitamins/Minerals Calories
Peeled
Cored
Juicing directly
Juicing directly
Juicing directly
Peeled
Peeled
Peeled,Cored
Peeled,Cored
Peeled and diced
Cored
Cored
Diced
Juicing directly
Diced
Juicing directly
Juicing directly
Juicing directly
Juicing directly
Juicing directly
Vitamin C, A, potassium
“1”
“2”
Folate, vitamin C, copper,
and potassium
Vitamin A, C, B6, folate,
potassium
Vitamin C, K, E, folate,
potassium
Vitamin C, thiamine, folate,
and potassium
Vitamins C, A, K, phosphorus,
zinc, calcium
Vitamin A, potassium,
calcium, folic acid
Vitamin C, A, potassium
Vitamin C, fiber, potassium
Vitamin C, A, folate, potassium
Vitamins A, K, and C,
potassium, folate
Vitamin A, C, and B6
and dietary fiber
Vitamin C, beta-carotene,
manganese
Vitamins C, E, calcium,
magnesium
Vitamins A, C, K, magnesium,
iron, manganese
Vitamins A, C, E, iron, magnesium,
calcium, amino acids
Vitamin C, folate,
potassium, calcium
Vitamin K, niacin,
choline, calcium
Vitamin A,C, K, potassium
Iron, phosphorous, calcium, magnesium,
manganese, zinc, and vitamin C,K
Watermelon
Pear
Grape
Blueberry
Kiwi
Orange
Lemon
Cantaloupe
Mango
Pineapple
Cherry
Peach
Apple
Cranberry
Celery
Carrot
Cucumber
Tomato
Wheatgrass
Spinach
100g=125KJ
(30 calories)
100g=238KJ
(57 calories)
100g=280KJ
(67 calories)
100g=238KJ
(57 calories)
100g=255KJ
(61 calories)
100g=196KJ
(47 calories)
100g=121KJ
(29 calories)
100g=138KJ
(33 calories)
100g=250KJ
(60 calories)
100g=209KJ
(50 calories)
100g=209KJ
(50 calories)
100g=238KJ
(39 calories)
100g=217KJ
(52 calories)
100g=192KJ
(46 calories)
100g=58KJ
(14 calories)
100g=171KJ
(41 calories)
100g=58KJ
(14 calories)
100g=75KJ
(18 calories)
100g=96KJ
(23 calories)
100g=96KJ
(23 calories)
10
11
Vitamin C, vitamin K, folate
Vitamins A, C, K, and B6
Vitamins A, C, K,
calcium, potassium
Vitamins A, K, E,
manganese, iron
Vitamins A, K, B6 and C, calcium,
potassium, copper, manganese
Vitamin C, folic acid,
potassium, B6, dietary fiber
Vitamin C, vitamin B6,
manganese, iron
Purple
cabbage
“2”
Chinese
cabbage
Speeds Name Operation Vitamins/Minerals Calories
Juicing directly
Juicing directly
Juicing directly
Diced
Diced
Diced
Diced
Lettuce
Coriander
Kale
Turmeric
Cabbage
100g=62KJ
(15 calories)
100g=54KJ
(13 calories)
100g=96KJ
(23 calories)
100g=209KJ
(50 calories)
100g=1479KJ
(354 calories)
100g=105KJ
(25 calories)
100g=130KJ
(31 calories)
Problem Analysis of Causes Troubleshooting
Machine will not
work when
switched on.
TROUBLESHOOTING
1. Check whether the plug is loose, the socket is
suitable, or the socket is faulty
2. Make sure that interlocking safety arm is completely
snapped, see the installation steps page 6 for more
details;
3. Check whether the voltage is wrong
4. Contact customer service
1. Poor connection of the
plug
2. Interlocking safety arm
isn't completely
snapped into the notch;
3. low voltage
Pomace blockage
1. Clean the pomace in the pulp container, strainer
bowl and filter basket;
2. Contact customer service
Put too much food in and
working time is too long
Accessories
dyeing
1. The following ingredients (beets, carrots, oranges,
lemons) may cause the accessories to dye because
of the chlorophyll and acidity
2. Please clean the product in time after each use)
Normal
Too much pomace,
insufficient juice is
produced
The filter basket will shake out some of the pulp into
the juice because of the high speed of the centrifuge
juicer. You can use the frothseparator provided to
block the pulp and then pour the juice out. But juice
with pulp tastes better.
Normal
Damaged product
or accessories
Contact customer serviceN/A
Pomace does
not enter the
pulp container
1.Continue to use after cleaning the pomace
2.Contact customer service
Put in too much
ingredients or working
time is too long caused
the pomace blockage
Juice leak over
the base
1. Please place the product on a level desktop and
make sure that the rubber feet are firmly attached
2. Please make sure that the filter basket is installed
correctly
3. Please clean up in time if there is a pomace
blockage during use
4. Contact customer service
1. The product is not
placed flat
2. The filter basket is
installed offset
3. Put in too much foods
or working time is too
long caused the
pomace blockage
Machine vibrates
excessively
1. Please place the product on a level hard desktop
and make sure that the rubber feet are firmly
attached
2. Please make sure that the filter basket is installed
correctly
3. Please refer to page 11 for fruit selection, do not put
foods that are too hard.
4. Contact customer service
1. The product is not
placed flat
2. The filter basket is
installed offset
3. Put in inappropriate
food material
Difficult to clean Contact customer service for cleaning instructionN/A
Juicer stops
during normal
operation
1. After shutting down and cooling down, restart the
machine .
2. Clean the pomace on the strainer bowl and juicer
cover, reassemble it and start the machine;
3. Please refer to page 11 for fruit selection, do not put
in foods that are too hard or too tough
4. Contact customer service
1. Working too long;
2. Put in inappropriate
food;
3. Put in too much food.
12
13
Vitamin C, vitamin K, folate
Vitamins A, C, K, and B6
Vitamins A, C, K,
calcium, potassium
Vitamins A, K, E,
manganese, iron
Vitamins A, K, B6 and C, calcium,
potassium, copper, manganese
Vitamin C, folic acid,
potassium, B6, dietary fiber
Vitamin C, vitamin B6,
manganese, iron
Purple
cabbage
“2”
Chinese
cabbage
Speeds Name Operation Vitamins/Minerals Calories
Juicing directly
Juicing directly
Juicing directly
Diced
Diced
Diced
Diced
Lettuce
Coriander
Kale
Turmeric
Cabbage
100g=62KJ
(15 calories)
100g=54KJ
(13 calories)
100g=96KJ
(23 calories)
100g=209KJ
(50 calories)
100g=1479KJ
(354 calories)
100g=105KJ
(25 calories)
100g=130KJ
(31 calories)
Problem Analysis of Causes Troubleshooting
Machine will not
work when
switched on.
TROUBLESHOOTING
1. Check whether the plug is loose, the socket is
suitable, or the socket is faulty
2. Make sure that interlocking safety arm is completely
snapped, see the installation steps page 6 for more
details;
3. Check whether the voltage is wrong
4. Contact customer service
1. Poor connection of the
plug
2. Interlocking safety arm
isn't completely
snapped into the notch;
3. low voltage
Pomace blockage
1. Clean the pomace in the pulp container, strainer
bowl and filter basket;
2. Contact customer service
Put too much food in and
working time is too long
Accessories
dyeing
1. The following ingredients (beets, carrots, oranges,
lemons) may cause the accessories to dye because
of the chlorophyll and acidity
2. Please clean the product in time after each use)
Normal
Too much pomace,
insufficient juice is
produced
The filter basket will shake out some of the pulp into
the juice because of the high speed of the centrifuge
juicer. You can use the frothseparator provided to
block the pulp and then pour the juice out. But juice
with pulp tastes better.
Normal
Damaged product
or accessories
Contact customer serviceN/A
Pomace does
not enter the
pulp container
1.Continue to use after cleaning the pomace
2.Contact customer service
Put in too much
ingredients or working
time is too long caused
the pomace blockage
Juice leak over
the base
1. Please place the product on a level desktop and
make sure that the rubber feet are firmly attached
2. Please make sure that the filter basket is installed
correctly
3. Please clean up in time if there is a pomace
blockage during use
4. Contact customer service
1. The product is not
placed flat
2. The filter basket is
installed offset
3. Put in too much foods
or working time is too
long caused the
pomace blockage
Machine vibrates
excessively
1. Please place the product on a level hard desktop
and make sure that the rubber feet are firmly
attached
2. Please make sure that the filter basket is installed
correctly
3. Please refer to page 11 for fruit selection, do not put
foods that are too hard.
4. Contact customer service
1. The product is not
placed flat
2. The filter basket is
installed offset
3. Put in inappropriate
food material
Difficult to clean Contact customer service for cleaning instructionN/A
Juicer stops
during normal
operation
1. After shutting down and cooling down, restart the
machine .
2. Clean the pomace on the strainer bowl and juicer
cover, reassemble it and start the machine;
3. Please refer to page 11 for fruit selection, do not put
in foods that are too hard or too tough
4. Contact customer service
1. Working too long;
2. Put in inappropriate
food;
3. Put in too much food.
12
13
