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No-Slope drain kit (long piping) - BKWP55A1402
4P825461-1 2025.09
1. SAFETY PRECAUTIONS
Read before installation. Incorrect work may cause leaks, damage or safety risks.
CAUTION
● General rules:
» Follow the installation instruction provided with the indoor unit.
» Make sure installation is performed by qualied persons only.
» Always follow this manual for correct drainage and insulation.
» Do not replace specied parts and accessories with other types – the indoor unit may leak.
● Do not install in the following locations:
» Kitchens or areas with oil, heavy steam, or splashing water – may cause leaks or damage.
» Areas with corrosive gases (e.g., sulphur dioxide) – may corrode copper pipes and cause leaks.
» Places where there is a risk of ammable gas leaks, where carbon bers or ammable dust are present, and places where volatile
ammable materials such as paint thinner or gasoline are handled. If gas leaks and accumulates around the indoor unit, it may cause a re.
2. COMPONENTS
Check that all accessories are included and in the correct quantity.
Name
① Drain joint piping ② Insulation tubes
(large and small)
③ Installation manual ④ Drain hose
Shape
Quantity 1 1 1 1 1
3. PREPARATION FOR INSTALLATION
Rise length
(Q point to the end of copper pipe)
Indoor Unit
Ø 9.52 mm (3/8″)
Copper drain piping (length: L)
(Field-supplied)
When installing traps in horizontal piping
200 mm
Q pointUnderside of indoor unit
1
A
B
C
H
Figure 1
Rise length
Ø 9.52 mm (3/8″)
Copper drain piping (length: L)
When installing piping along the ceiling
Indoor Unit
(Field-supplied)
Q point
(Q point to the end of copper pipe)
Underside of indoor unit
200 mm
2
A
B
C
H
Figure 2
No-Slope drain kit (long piping)
BK WP55A1402
Installation manual
4P825461-1