Mitsubishi Electric JT-S1AP-W-NA User manual

Warning:
Repair work must be performed by the manufacturer, its service
agent or a similarly qualified person in order to avoid hazards.
HAND DRYER
HANDBOOK
MODELS
JT-S1AP-W-NA
JT-S1AP-S-NA
Nameplate
February 2019 No. U218-B

Contents
1. Safety precautions .................................................................... 3-4
2. Features ....................................................................................... 4
3. Names and functions of components .......................................... 5
4. Specifications .............................................................................. 6
5. Outside dimensions
..................................................................... 6
6. Electrical wiring diagram ............................................................. 7
7. Circuit board diagram ................................................................... 8
8. Principles of operation ................................................................. 9
9. Troubleshooting..................................................................... 10-13
10. Before receiving repair requests ................................................ 14
11. Service inspection list................................................................. 14
12. Overhauling procedures ........................................................ 15-20
13. Parts catalog ......................................................................... 21-37
JT-S1AP-W-NA ............................................................... 22-29
JT-S1AP-S-NA................................................................ 30-37

─3 ─
Read the following precautions thoroughly before the maintenance, and then inspect and repair the product in a
safe manner.
The types and levels of danger that may arise if the product is handled incorrectly are described with the warning
symbols shown below.
Warning
Modification is prohibited
Do not modify the unit.
(Failure to heed this warning may result
in electric shock, fire and/or injury.)
Electric shock
If you must inspect the circuitry while the power is
on, do not touch the live parts.
(Failure to heed this warning may result
in electric shock.)
Check insulation
Upon completing repair work, always measure the
insulation resistance. Verify that it is at least 10 MΩ
(with a 500-V DC insulation resistance tester), and
then turn on the power.
(Inadequate insulation may result in
electric shock.)
Incorrect handling of the product may
result in serious injury or death.
Caution Incorrect handling of the product may result in minor injury
or damage to properties including buildings and equipment.
Proper electric work
• Use the electric wires designated for electric work,
and conduct electric work in accordance with the
"Electric Installation Engineering Standard", the
"Indoor Wiring Regulations" and the installation
instructions.
• Make sure that the terminals and fixed wiring are
securely connected.
(Improper connection or wiring installation
may result in electric shock and/or fire.)
Use proper parts and tools
For repair, be sure to use the parts listed in the
service parts catalog of the applicable model and
use the proper tools.
(Failure to heed this warning may result in
electric shock, fire and/or injury.)
Caution against
electric shock
Prohibited
Be sure to follow
this instruction.
Turn off the power
Make sure to turn off the circuit breaker prior to
starting repair work. (The charge voltage in the
circuitry remains for another 15 seconds or so,
even after the power is turned off and the LED is
unlit; therefore, wait for at least 15 seconds before
disassembling the product.)
(Failure to heed this warning may result
in electric shock.)
Be sure to follow
this instruction.
Wear gloves
Always wear a pair of gloves during inspection or
repair work.
(Failure to heed this caution may result in
injury.)
1. Safety precautions
Be sure to follow
this instruction.
Be sure to follow
this instruction.
Be sure to follow
this instruction.
Scratches and deterioration
Make sure to replace scratched and/or deteriorated
wiring and lead wires.
(Failure to heed this warning may result
in electric shock and/or fire.)
Be sure to follow
this instruction.

─4 ─
2. Features
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.
Notes for servicing
●Before repairs, take the product off the wall.
●Inspect the grounding condition, and repair it if it is incomplete. Make sure that a circuit breaker or an overload
protection device is installed, if it is not installed, recommend the customer to install one.
●Check whether the filter is installed securely in place.
●Do not leave a towel or other objects in the hand-drying area.
●Never place any objects on the main body nor cover it.
●Make sure that the product is not being used in any of the following locations:
• Outdoors
• Locations where the temperature could be lower than 32°F (0ºC)
• Locations where the temperature could be higher than 104°F (40ºC)
• Locations where there is a lot of dust
• Locations where there is a lot of condensation
• Locations where salt damage may occur
• In vehicles (including ships and airplanes)
• Locations where corrosive, neutral, or reductive gases are present (This may shorten the working life of the
unit and/or cause malfunctions.)
• Near food or tableware
• Kitchens
(Where there is a risk of water splashing)
• Locations where the product may come into direct contact with water
• Locations where the product is in direct sunlight or strong light (It may cause sensor malfunction)
• Rooms that have a sterilization basin, swimming pools, or bathrooms
• High speed drying with low energy use and quiet operation
• Robust, tamper-resistant body
• Quick 0.1 second response time improves user experience.

─5 ─
3. Names and functions of components
(1) Names of components
HEATER
ON OFF
Hand drying
area
Air inlet
Base
Front cover
Main unit
Power light
Heater switch
ŶFront
ŶRear
Power cord hole Main unit
*Shaded areas in the ¿gure indicate antibacterial material (excluding outlet nozzle areas).
Front cover
Front cover
mounting screw
Nozzle Sensor
(2) How to open the front cover
1Remove the front cover mounting screw (1 pc.) on
the bottom of the main unit.
2Insert a thin stick or the like into near the tab of
the upper part of the front cover and disengage
the tab.
3Remove the JURXQGZLUH¿[LQJVFUew (1 pc.) from
the base and remove the front cover.
ƔAttach the front cover in the reverse order.
Ta b
Front
cover
Base
Front cover
mounting screw
Front cover
Ground wire
Front cover
Ground wire ¿[LQJVFUew
1
2
NOTE
ƔPrevent scratching on the front cover. Rust may form
on the scratched area.