Troubleshooting Against Common Washing Problems - LG WT901CW Service Manual

4-6. TROUBLESHOOTING AGAINST COMMON WASHING PROBLEMS

Many washing problems involve poor soil and stain removal, residues of lint and scum, and fabric damage. For
satisfactory washing results, follow these instructions.
Use ONLY powdered or liquid HE (High Effificiency) detergents. Do NOT use flakes scraped from a soap cake or bar,
flakes, soap ribbons (available in some markets,) detergent tablets, plastic pouches, magic laundry balls, or anything
other than powdered or liquid HE detergent products. Do not use soap of any kind. Do not use other types of detergent
or soap products, such as hand soap, dishwashing liquid, or any others.
WASH PROBLE M
Problems
Poor soil • Not enough detergent
removal • Wash water temperature
too low
• Overloading the washer
• Incorrect wash cycle
• Incorrect sorting
• Do not pretreat stain
• Undiluted fabric softener
Blue Stains
dispensed directly onto
fabric
• A buildup caused by the
Black or gray
interaction of fabric softener
marks on
and detergent can flake off
clothes
and mark clothes
• Not enough detergent
Yellow or • Iron or manganese in
water supply, water pipes,
brown rust
or water heater
stains
Lint • Incorrect sorting
• Tissues left in pocket
• Overloading the washer
• Overloading the washer
Residue or
• Undissolved detergent
detergent
• Use too much detergent
Holes, tears,
• Incorrect use of chlorine
or snags bleach
• Unfastened zippers,
hooks, buckles
• Ribs, tears, and broken
threads
• Overloading the washer
• Degradation of fabric
Possible Causes
Solutions and Preventive Measures
• Use correct amount of detergent for load size, amount of soil
and water Hardness.
• Use WARM or HOT water for normal soil .
Different water temperature may be required according to soil
type.
• Reduce load size.
• Wash with heavy or soak and heavy wash cycle for heavy soiled
laundry.
• Separate heavily soiled items from lightly soiled ones.
• Pretreat stain and heavy soil according to directions shown on
page 11 .
• Pretreat the stain with detergent or a stain removal agent.
• Do not overfill fabric softener dispenser and do not pour liquid
fabric softener directly onto fabric.
See page 14 for more instructions.
• Keep the recommendations against scrud (waxy buildup). (Refer
to scrud page 14.)
• Use correct amount of detergent f or load size , amount of soil
and water Hardness.
• To restore discolored load of whites, use rust remover safe for
fabric.
• Install nonprecipitating water softener or an iron filter in your
water supply system for an ongoing problem.
• Before washing, run water for a few minutes to clear lines.
• Wash lint gi v ers, e.g. towels, flannelette sheets, separ ately from lin t
collectors, e.g. synthetic fabrics and remove tissues in pockets
before wash. See page 11 for sorting and caring before loading.
• Do not overload the washer
• Do not overload the washer.
• Some detergents need to be pre-dissolved, check the detergent
instructions. Try pre-dissolving the detergent .
• Increase water temperature using HOT water safe for fabric.
• Use proper amount of detergent .
• Never pour chlorine bleach directly on fabric.
See page 13 for adding liquid bleach.
• Fasten zippers, hooks, and buckles.
• Remove objects in pockets. See page 11 for caring before
loading .
• Do not overload the washer.
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