8 www.dimplex.com
push the switch out through the opening.
5. Properly orient and insert the new switch and connect
all of the wiring.
6. Re-assemble the remainder of the cassette in reverse
order from the instructions above.
THERMOSTAT REPLACEMENT
Tools Required:
Philips head screwdriver
Flat Head Screwdriver
WARNING:
Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
!
NOTE:
Ensure that all of the components that
contain water have been emptied before performing any
maintenance.
1. Disconnect and remove the media from the unit and
put them in a safe place.
2. Remove the 4 screws that secure the front grill to the
cassette housing. (Figure 4)
3. Remove the knob off of the thermostat, by gently lifting
the bottom forward and pulling down.
4. Depress the retainer clips on either side of the thermo-
stat to slide it out of the assembly.
5. Disconnect the wiring connections noting their original
locations.
!
NOTE:
A flat head screwdriver can be used to gently
pry between the end of the connector and the switch to
release the wires.
6. Install the knob onto the new thermostat and slide the
thermostat back into the assembly ensuring that it has
“clicked” into place.
7. Re-assemble the remainder of the cassette in reverse
order from the instructions above.
POTENTIOMETER REPLACEMENT
Tools Required:
Philips head screwdriver
Flat Head Screwdriver
3/8” (10mm) Wrench
WARNING:
Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
!
NOTE:
Ensure that all of the components that
contain water have been emptied before performing any
maintenance.
1. Disconnect and remove the media from the unit and
put them in a safe place.
2. Remove the 4 screws that secure the front grill to the
cassette housing. (Figure 4)
3. Turn the unit so that the underside of the potentiometer
can be seen.
4. Loosen the securing nut, to allow the potentiometers
slide out.
5. Disconnect the wiring connections noting their original
locations.
!
NOTE:
A flat head screwdriver can be used to gently
pry between the end of the connector and the switch to
release the wires.
6. Slide the potentiometer back into the assembly and
tighten the securing nut.
7. Re-assemble the remainder of the cassette in reverse
order from the instructions above.
POWER CORD / RECEPTACLE
REPLACEMENT
Tools Required:
Philips head screwdriver
Flat head screwdriver
WARNING:
Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
!
NOTE:
Ensure that all of the components that
contain water have been emptied before performing any
maintenance.
1. Disconnect and remove the media from the unit and
put them in a safe place.
2. Remove the 4 screws that secure the front grill to the
cassette housing. (Figure 4)
3. Locate the cord and disconnect the wiring connections
noting their original locations.
!
NOTE:
A flat head screwdriver can be used to gently
pry between the end of the connector and the switch to
release the wires.
4. With needle nose pliers, grasp the cord strain relief
grommet from inside the back of the bottom panel and
push while twisting to remove.
5. Install the new cord.
6. Reassemble in the reverse order as above.
FUSE / FUSE ASSEMBLY REPLACEMENT
Tools Required:
Flat head screwdriver
WARNING:
Disconnect power before attempting any
maintenance to reduce the risk of electric shock or damage
to persons.
!
NOTE:
Ensure that all of the components that
contain water have been emptied before performing any
maintenance.
1. Disconnect and remove the media from the unit and
put them in a safe place.
2. Remove the 4 screws that secure the front grill to the
cassette housing. (Figure 4)
3. Locate the fuse assembly located on the bottom the
unit and using the flat head screwdriver remove the
assembly.
4. Replace the fuse and the fuse assembly.
!
NOTE:
The unit will not need to be disassembled to
replace the fuse only.
5. Reassemble in the reverse order as above.
Содержание Optimyst DFI400LH
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