Notes For Servicing; Names And Functions Of Components; Wear Gloves; Prevent Water Leakage - Mitsubishi Electric GUG-01SL-E 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.)

Notes for servicing

● Inspect the earth condition, and repair it if it is incomplete. Make sure that a power supply isolator or an over-
load protection device is installed, if it is not installed, recommend the customer to install one.
Make sure that the product operates properly upon completion of repair. Clean the product and the surrounding
area, and then notify the customer of the completion of repair.

2. Names and functions of components

Control box
Drain pump
Heat exchanger
Incorrect handling of the product may result in injury or
Caution
damage to properties including buildings and equipment.

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 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.
Note
The drain pump always runs in the cooling mode and continues to run for
six minutes after the unit stops.
─ 4 ─
Supply air (SA) thermistor
(Only for GUG-02SL-E and GUG-03SL-E)
Be sure to follow
this instruction.