24
Series GEN 2 Ultrasonic Humidifier IOM Manual
Common Repairs and Parts Replacement
In preparation for replacing parts, first see
Electric Parts
and follow steps 1 to 4.
Preparation for Repairs (Removal of Water Tank)
Review A.1
Layout Drawing of Humidifier (Exploded View) for
an overview of the humidifier’s main
parts.
1.
Remove the drain stub from the tank.
2.
Remove the water supply tubing from the 90° inlet
fi
tting (Image10).
3.
Remove the water tank mounting screws from the sides of
the
humidifier base (
Image 11).
4.
Lift the water tank from the base and place it on a well-lit,
padded work surface for removing/replacing the parts.
5.
Remove the electric box access cover (Image 12). See the
Electrical Parts section.
6.
Remove the top plate mounting screws and lift the top plate
from the water tank (Image 12).
7.
The transducers are visible when you rotate the tank to
view the bottom (Photo 13).
8.
The nebulizer print plates are on the side of the tank
adjacent to the transducers (Photo 14).
Reassembling
1.
Before reassembling the
Ultrasonic Humidifier,
verify there is
no water leakage by pouring water into the tank.
2.
When reassembling after replacing parts, inspect the
interior and check the following:
•
All the screws are tightly secured.
•
All the lead wires are correctly and securely
connected. (Pay attention to the optional booster
fan lead wires.)
•
All the print plates, PC boards and relays are free from
discoloration, deformation and deterioration.
•
Electrical wires are not damaged.
3.
After reassembly is completed, supply water and power to the
unit and turn it on.
4.
Verify that normal nebulizing mist is visible from the mist outlet
guide and that there is no water leakage.
Replacing the Temperature Sensor
The temperature sensor is mounted to the front of the water tank.
1.
Referring to Preparation for Repairs (Removal of Water
Tank steps 1 to 5), place the water tank on a well-lit work
surface.
2.
Locate the sensor (Photo 16).Refer to the Temperature
Sensor on the Water Tank section.
14
13
Bas
11
Top
Tan
12
Strainer/Flow
Regulator
Inlet Fitting
Supply Tubing
10
Summary of Contents for DAH
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