Piping And Drain Hose Installation - Toshiba MMK-AP0074MH-E Service Manual

SMMS High-Wall Type
6.

Piping and Drain Hose Installation

Piping and drain hose forming
* Apply heat-insulation for both refrigerant pipe and drain hose surely so that no dew generates inside of the equipment.
(Use polyethylene foam for insulating material.)
Rear right
Rear left
Bottom left
Left
Bottom right
Right
1. Die-cutting front panel slit
Cut out the slit on the leftward or right side of the front panel for the left or right connection and the slit on
the bottom left or right side of the front panel for the bottom left or right connection with a pair of nippers.
2. Changing drain hose
For leftward connection, bottom-leftward connection and rear leftward connection's piping, it is necessary
to change the drain hose and drain cap.
Without changing the drain hose position, the indoor unit will not fit to the wall.
How to remove the drain hose
• The drain hose can be removed by pulling out the drain hose.
• To remove the drain hose, be careful of any sharp edges of steel plate. The
edges can injuries.
• To install the drain hose, insert the drain hose firmly until the connection part
contacts with heat insulator.
15-EN
Installation Manual
Changing
Piping
drain hose
preparation
Die-cutting
front panel
slit
Heat
insulator
Drain hose
– 15 –
SMMS High-Wall Type
How to remove the drains cap
Clip the drain cap by needle-nose pliers and pull out.
How to fix the drains cap
1) Insert hexagonal wrench (dia. 4 mm) in a centre head.
4 mm
2) Firmly insert drains cap.
No gap
Do not apply lubricating oil (refrigerant machine oil)
during inserting the drain cap.
Application causes deterioration and drain leakage
Insert a hexagon
from the plug.
wrench (4 mm)
CAUTION
Firmly insert the drain hose and drain cap; otherwise, water may leak.
M In case of right or left piping
• After scribing slits of the front panel with a knife or a marking-off pin, cut them with a pair of nippers or an
equivalent tool.
Slit
M In case of bottom right or bottom left piping
• After scribing slits of the front panel with a knife or a marking-off pin, cut them with a pair of nippers or an
equivalent tool.
Slit
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Installation Manual
16-EN