Hitachi RPIL-0.4FSRE Installation & Operation Manual page 45

DRAIN PIPING
4 Install the Drain hose gravity kit:
a. Connect the drain hose from the kit to the drain pan
outlet and secure the connection with a plastic flange.
b. Secure the drain hose outlet to the wall opening with
2 screws.
?
N O T E
• If there is excessive clearance between the drain pipe connection and
the drain hose, add a sealing material between both parts in order to
fit and not deform the drain hose.
• Insert the drain hose completely. if it is not inserted properly, or if it is
twisted, water leakage may occur.
• Do not apply an excessive force to the drain pipe connection. It could
cause a damage.
5 Make sure that the drain hose protrudes 65mm from the front
panel of the unit and is tilted approximately 5° downwards.
Pump drainage hose
α
a
Gravity drainage hose
Dimension (mm)
a b
65 21
15 PMML0527 rev.1 - 02/2021
b
c
c α
64 5°
6 Assembly the service panel on the indoor unit and tighten
the 3 fastening screws.