Delta 21CK018C24 Instruction Manual page 44

☆ If drain hose cannot has enough drooping gradient, drain raising pipe should be added.
☆ To prevent bent of the drain hose, the distance between hoisting stand should is 1 to 1.5m.
1-1.5m
○ ×
(Correct) 1/100 or more gradient
(wrong)
☆ Use the drain hose and clamp attached. Insert
Sponge(attachment)
the drain hose to the drain vent, and then tighten
Clamp
the clamp. Clamp(attachment)
☆ Entwine the big sponge on the clamp of drain
hose to insulate heat.
Sponge (gray) Drain hose
Below 4mm
☆ Heat insulation should be done to indoor drain
hose.
● Note of drainage raising pipe
☆ The install height of the drain raising pipe should less than 280mm.
☆ The drain raising pipe should form a upright angle with the unit, and distance to unit should not
beyond 300mm.
Instruction
☆ The slant gradient of the attached drain hose should be within 75mm so that the drain hole doesn't
has to endure the unnecessary outside force.
☆ Please install the drain hose according to the following process if several drain hoses join together.
Drain hose(attachment)
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