Names And Functions Of Components - Mitsubishi Electric FRESH MASTER GUF-50RD4 Handbook

Caution for injury
Do not work at a location where you do not have a
sure footing.
( Failure to heed this caution may result in
a fall.)
Wear gloves
Wear gloves when servicing.
(Failure to heed this caution may result in
injury to your hands from sharp metal or
other edges.)
Request for repair
Inspect the earth condition, and repair it if it is incomplete. Make sure that an earth leakage breaker or an
overload protection device is installed. If it is not installed, recommend the dealer to install one.
Make sure that the product operates properly upon completing repair work. Clean the product and the surround-
ing area, and then notify the customer of the completion of repair.

2. Names and functions of components

High efficiency filters (Optional parts)
Removes dust from the outside air.
Maintenance cover
Lossnay core
Temperature and humidity
are exchanged between
supply air and exhaust air.
Ceiling suspension fixture
Exhaust fan
Fan used to expel dirty air to outside of the room
Incorrect handling of the product may result in injury or
Caution
damage to properties including buildings and equipment.
Direct expansion coil
Heats or cools the air supply after heat exchange.
Control box
Discharge valve
Drain discharge hole
Prevent water leakage
• Before removing any of the water-related parts,
completely drain the residual water from the piping.
• Upon completing repair work, be sure to check the
drainage of the indoor unit and that no water leaks
from any of the piping connections.
Prohibited
(Water leakage may cause buildings to
soil, leading to secondary failure of other
parts.)
Be sure to follow
this instruction.
Electronic expansion valve
Maintenance cover (for humidifying)
Service valve
Strainer (O-ring installed)
─ 4 ─
Permeable-film humidifier
Performs clean humidifying of the air supply
after heat exchange.
Not available on GUF-50/100RD
Damper plate
Switches between the Lossnay
ventilation and normal ventilation.
Water supply tube
Supplies water to the permeable-film humidifier.
Air filter
Prevents clogs in the Lossnay core
Air supply fan
Fan to supply outside air to the inside
*The illustration shows GUF-50RDH4.
Be sure to follow
this instruction.
types
4
Duct connection flange