![](/images/new-backgrounds/1013551/1355119x1.webp)
12.Close top metal hinged cover and replace front plastic cover.
13.Plug in transformer.
14.Turn humidistat to "test" momentarily and check for media wheel rotation. Reset humidistat according to outdoor tem- perature as instructed on label and reinstall front cover. Unit is back in operation.
SUMMER SHUT DOWN:
Unplug transformer, close saddle valve, close bypass damper. (CLEAN PER ABOVE AND LEAVE RESERVOIR EMPTY.) As a reminder, you may want to put a tag or sticker on the unit indi- cating it has been shut down for the summer and will require start up in the fall.
FALL START UP:
Plug in transformer, open saddle valve, open bypass damper and set humidistat to TEST position. Check for proper water level and media wheel operation. Set humidistat according to outdoor temperature as instructed on label.
Float
Body
Pivot Pin
*Reverse button if it has not been used.
Replace with new button if both sides are worn.
SERVICING THE FLOAT
If the humidifier has been overflowing, the float valve button may be worn. This button will wear much like a faucet washer. To service:
1.Turn off water at saddle valve.
2.Remove float from humidifier (pull out pivot pin).
3.Service float as shown in illustration at left.
4.Reinstall, turn on water at saddle valve and test float.
service hints
Frequently what seems to be a major problem can be solved very easily. Listed below are the common concerns with any humidifier.
Check the simple things first. Remove the front panel and see if there is a crusty, white lime
CONDITION | WHAT TO CHECK | WHAT TO DO |
Too little Humidity
1.Does humidifier need cleaning.
2.Is media wheel rotating?
3.Humidistat setting.
4.Water to unit.
5.Excessive air loss in house.
6.Is water level correct?
7.Is damper open?
1.Clean humidifier and clean or replace media pad and reservoir liner.
2.a. Clean or replace media pad.
b.Check to see if transformer is properly plugged in.
c.Inspect main fuse or circuit breaker.
d.Check to see if media motor is rotating.
e.Humidistat setting too low, turn knob clockwise to increase humidity.
3.Set for proper outdoor temperature - lowest 24 hour temperature.
4.Turn on saddle valve and check for possible obstruction in water line. Is water supply connected?
5.Close fireplace damper, seal around doors and windows.
6.Adjust float.
7.Slide damper out for winter operation.
Too much | 1. | Humidistat setting. |
| ||
Humidity | 2. | Other | humidification sources. | ||
Humidifier | 1. | Is humidifier level? |
| ||
Overflows | 2. | Float | valve. |
| |
| 3. | Air flow too high. |
| ||
Humidifier | 1. | Mounting | or plenum. | ||
Making Noise | 2. | Water | pressure. |
| |
| 3. | Media | Wheel. |
| |
Humidifier Motor | This is a normal condition | ||||
Comes On When | 1. | If heating | season | is over. | |
Furnace Isn't | 2. | If heating | season | is just starting. | |
Running |
|
|
|
|
|
1.Turn knob counterclockwise to decrease humidity.
2.May be a temporary condition caused by moisture from laundering, bathing, cooking, etc.
1.Level unit.
2.Service as shown in Fig. 25.
3.Adjust damper.
1.Tighten all fasteners.
2.A slight sound is normal as water enters humidifier.
3.Check clearance of media wheel in reservoir.
1.Turn knob on humidistat to minimum setting.
2.This is a normal condition since humidistat is controlling humidifier.
10