Toshiba RAS-18N3KV-E Service Manual page 57

<How to attach the drain cap>
1. Insert hexagon wrench (4 mm) in a center head.
4 mm
Fig. 10-3-15
2. Firmly insert drain cap.
No gap
Insert a hexagon
wrench (Ø4mm)
Fig. 10-3-16
<How to attach the drain hose>
Always use the original screw that secured the
drain hose to the unit. If using a different screw
may cause water to leak.
Insert the drain hose firmly until the connector
contacts with the insulation, then secure it in place
using the original screw.
CAUTION
Firmly insert the drain hose and drain cap; otherwise,
water may leak.
<In case of right or left piping>
• After scribing slits on the front panel with a knife
or a making-off pin, cut them with a pair of nippers
or an equivalent tool.
Slit
Fig. 10-3-17
Do not apply lubricating oil
(refrigerant machine oil)
when inserting the drain cap.
If applied, deterioration and
drain leakage of the drain
plug may occur.
– 56 –
<In case of bottom right or bottom left piping>
• After scribing slits of the front panel with a knife
or a making-off pin, cut them with a pair of
nippers or an equivalent tool.
Slit
Fig.
<Left-hand connection with piping>
Bend the connecting pipe so that it is laid within
43 mm above the wall surface.
If the connecting pipe is laid exceeding 43 mm
above the wall surface, the indoor unit may
unstably be set on the wall.
When bending the connecting pipe, make sure to
use a spring bender so as not to crush the pipe.
Refer to the table below for the bending
radius of each connection pipe.
Outer diameter
∅6.35 mm
∅12.70 mm, ∅15.88 mm
To connect the pipe after installation of the
unit (figure)
(To the front flare)
520 mm
Gas side
420 mm
Liquid side
R30 or less (Ø6.35), R50 or less (Ø12.70, Ø15.88)
Use polishing (polyethylene core or the like for bending pipe).
Outward form of indoor unit
Use a screwdriver handle, etc.
Fig. 10-3-19
NOTE :
If the pipe is bent incorrectly, the indoor unit may
unstably be set on the wall.
After passing the connecting pipe through the pipe
hole, connect the connecting pipes to the auxiliary
pipes and wrap the facing tape around them.
FILE NO. SVM-12071
10-3-18
Bending radius
30 mm
50 mm