What Should You Do If Water Is Spilled on a Piano?

PIANO SERVICE KNOWLEDGE • PSI-018

What Should You Do If Water Is Spilled on a Piano?

First, determine whether the water is only on the exterior surface or has already seeped inside the piano.

QUICK ANSWER

What Should You Do First If Water Is Spilled on a Piano?

The most important steps are to stop the source of the water, absorb any water on the exterior with a clean, dry cloth, and prevent it from flowing or seeping further inside. Then determine whether the water is only on the outer surface or has reached the key gaps, under the lid, or the internal mechanism. If you are not sure whether water has entered the piano, stop using it and contact the service team to arrange an inspection.

water spilled on the exterior surface of a tall upright piano
FIRST RESPONSE

Start by Identifying Where the Water Came From

STEP 01
Stop the Water Source
Check where the water is coming from and stop the source immediately so no more water reaches the piano.
STEP 02
Absorb Exterior Water
Use a clean, dry cloth to absorb the water and try to prevent it from flowing or seeping into the interior.
STEP 03
Contact the Service Team Quickly
Tell the team where the water touched the piano, the approximate amount of water, and any symptoms you notice. Photos or videos may be sent if convenient, but they are not required.

If you are not sure whether water has entered the piano, stop using it and contact the service team to arrange an inspection.

TWO DIFFERENT SITUATIONS

First Determine Which Situation Applies

CASE 1

Water Is Only on the Exterior Surface

If the spill is noticed quickly, the water remains only on the exterior surface, and you are confident that it has not seeped inside or remained there for a long time, serious damage is generally less likely.

Wipe away all water immediately with a clean, dry cloth. Open the piano lid normally to allow air circulation, but do not remove internal parts yourself.

Observe any visible interior areas for water droplets, moisture buildup, or water marks without disassembling any parts.

CASE 2

Water Has Clearly Seeped Inside

If water has flowed through the key gaps, under the lid, into the mechanism, or visible moisture can be seen inside, there is a risk of damage.

Stop using the piano and contact the service team as soon as possible to arrange an on-site inspection.

Even if there are no visible symptoms on the outside, water may have reached the internal mechanism or wooden components.

WHY SPEED MATTERS

Why Should You Not Leave It for Too Long?

Water inside the piano may cause wooden parts to swell, warp, or change shape in ways that cannot be fully restored. It may also cause rust and interfere with the operation of the mechanism.

The longer moisture remains, the deeper it may penetrate and the wider the impact may become. Early inspection and action can help reduce the risk of the damage spreading.

water and moisture around the key gaps of a tall upright piano
DO NOT DO THIS

What Should You Avoid While Waiting for the Technician?

01
Do Not Tune the Piano Yourself
02
Do Not Disassemble Parts Yourself
03
Do Not Apply Oil
04
Do Not Use a Hair Dryer or Direct High Heat
ON-SITE INSPECTION

What Will the Technician Inspect?

The technician will inspect signs of water and moisture, the operation of the keys, hammers, Damper system, and Pedal, as well as wooden and metal parts that may have been affected.

Water Marks
Moisture
Keyboard
Hammer
Damper
Pedal
Wooden Parts
Metal Parts

The final repair list, repair approach, cost, and repair time can only be determined after the technician has inspected the piano on site.

tall upright piano prepared for inspection after water exposure
WHAT TO TELL US

What Information Should You Provide When Arranging an Inspection?

Providing basic information helps the team arrange the inspection appropriately. However, the final conclusion regarding repairs, cost, and repair time must come from an on-site inspection.

Piano Information
Brand, model, and serial number if known
Incident Details
Where the water came from, when it happened, and which area of the piano was affected
Unusual Symptoms
Any unusual behavior of the keys or Pedal, if present
Photos or Videos
You may send them if convenient, but they are not required
FAQ

Frequently Asked Questions

If Only a Small Amount of Water Is Spilled on the Piano, Do I Need a Technician?

If the water is wiped away immediately and you are confident that it remained only on the exterior surface, immediate repair may not be necessary. However, you should continue observing the piano. If you are unsure or want confirmation, contact the service team to arrange an on-site inspection.

What Should You Do If Water Enters the Key Gaps or Under the Lid?

Stop using the piano and contact the service team as soon as possible to arrange an inspection. Water may have reached the mechanism or internal wooden components even if no external symptoms are visible.

Should You Press the Keys to Test the Piano After a Water Spill?

If you are confident that the water remained only on the exterior, you may observe the keys, Pedal, and sound afterward. However, if you suspect that water entered the piano, stop using it and have it inspected first.

Can You Use a Hair Dryer to Dry the Piano?

Do not use a hair dryer or direct high heat on the piano. You should also avoid disassembling parts, applying oil, or attempting to tune the piano yourself while waiting for inspection.

SERVICE AREA

Service Areas

For customers in the main service areas and nearby provinces, including Bangkok, Chiang Mai, Phuket, and Khon Kaen, the team can check available service appointments.

For locations outside the main service areas, customers can contact the team to check travel feasibility and service availability. Service depends on the team’s route and travel schedule at the time.

Water Was Spilled on Your Piano and You Are Not Sure Whether It Entered the Interior?

Stop using the piano for now and tell the team where the water touched the piano, when the incident occurred, and any unusual symptoms you have noticed so an appropriate inspection can be arranged.

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