Mister-
MINI
®
Humidifier
I n s t a l l a t i o n , O p e r a t i o n , & M a i n t e n a n c e M a n u a l
12
www.trioniaq.com
Maintenance
The following symptoms indicate that the spray nozzle requires cleaning or replacement. For best performance, nozzle
should be replaced in lieu of cleaning.
• Larger spray pattern
• Non symmetrical spray pattern
• Constant water stream
• Not spraying water
To Clean the Spray Nozzle
1. Turn the power to the furnace OFF.
2. Turn the humidistat to the lowest position.
3. Turn off the water supply at the saddle valve.
4. Remove the screw securing the cover of the humidifier to the housing.
5. Remove the cover assembly from the humidifier by tilting outward.
6. Be careful not to kink the water supply line or cause undue strain on the wiring.
7. Hold the nozzle adapter with a 3/4” wrench and using a 5/8” wrench, turn the spray nozzle counter clockwise and
remove the nozzle.
8. Remove the screen from the nozzle by turning it counter clockwise.
9. Holding the spray nozzle with the 5/8” wrench, insert a 5/32” allen wrench into the set screw and turn it counter
clockwise and remove the components.
10. Rinse and clean all parts. Suggested cleaners include 50/50 solution of white vinegar and water or liquid humidifier
cleaner.
11. Using a razor blade, carefully clean the (4) slots on the director (see diagram below).
12. Reassemble the nozzle assembly, paying careful attention to the diagram below for the correct replacement of
parts.
13. After completing the assembly, operate the unit to be sure it is functioning properly.
NOTE:
It is recommened that the nozzle be replaced annually to avoid mineral build-up and possible clogging. Upon
replacing the nozzle, check thoroughly for leaks.
Nozzle Body
O-ring
Strainer Screen
Director
Slots
