Dimplex BLF3451 Service-Handbuch - Seite 10

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2. Slide the controls assembly out toward the front of the

unit.

CAUTION: Ensure that the assembly is removed care-

fully, ensuring that no wires are caught or over strained.

3. Locate the switchboard (Figure 10).

4. Disconnect the wiring harness from the switchboard.

5. Remove the switchboard by loosening the nuts on the

spacer stands.

6. Install the new switchboard on the space stands.

7. Reconnect the wire harness onto the back of the

switchboard in its original configuration.

8. Reassemble in the reverse order as above.

CAUTION: When re-installing, be sure the wires are

guided and tucked into the proper openings along the right

side so they are not pinched and allows enough space to

reinstall the panel.

RELAY BOARD REPLACEMENT

WARNING: Disconnect power before attempting any

maintenance or cleaning to reduce the risk of electric

shock or damage to persons.

CAUTION: If unit was operating prior to servicing allow

at least 10 minutes for lights and heating elements to cool

off to avoid accidental burning of skin.

Tools required: Phillips head screwdriver

Needle nosed pliers

CAUTION: Follow "Preparation for Service" instructions

before proceeding.

1. Remove the 2 screws, that secure the controls assem-

bly (Figure 9), located at the top of the mirror on the

right side of the unit.

2. Slide the controls assembly out toward the front of the

unit.

CAUTION: Ensure that the assembly is removed care-

fully, ensuring that no wires are caught or over strained.

3. Locate the relay board (Figure 10).

4. Transfer the wiring connections from the existing board

to the new board.

NOTE: Using a flat head screwdriver gently pry between

the end of the connectors and the board to release the

wires.

5. Remove the relay board off the plastic mounts by

pinching the plastic mounting tabs with needle nose

pliers. Pull the old board off.

6. Line up the holes on the board and gently press the

new board onto the mounts. Make sure the board is

secure.

7. Reassemble in the reverse order as above.

CAUTION: When re-installing, be sure the wires are

guided and tucked into the proper openings along the right

side so they are not pinched and allows enough space to

reinstall the panel.

AD/DC ADAPTER REPLACEMENT

WARNING: Disconnect power before attempting any

maintenance or cleaning to reduce the risk of electric

shock or damage to persons.

CAUTION: If unit was operating prior to servicing allow

at least 10 minutes for lights and heating elements to cool

off to avoid accidental burning of skin.

Tools required: Phillips head screwdriver

CAUTION: Follow "Preparation for Service" instructions

before proceeding.

Tools required: Phillips head screwdriver

1. Remove the decorative acrylic ember-bed pieces from

the media tray, which lies along the bottom of the inte-

rior Partially Reflective Glass. A medium sized con-

tainer such as a bucket or a box will be needed to keep

the acrylic ember-bed pieces together.

2. Remove the 2 screws, that secure the controls assem-

bly (Figure 9), located at the top of the mirror on the

right side of the unit.

3. Remove the Partially Reflective Glass retaining brack-

ets by removing the 3 screws on each brackets; (3

brackets in total), located on the left and right side of

the Partially Reflective Glass. (Figure 13)

4. Remove the Partially Reflective Glass. Carefully place

the glass assembly aside in a safe location.

5. Slide the controls assembly out toward the front of the

unit.

CAUTION: Ensure that the assembly is removed care-

fully, ensuring that no wires are caught or over strained.

6. Locate the defective AC/DC adapter (Figure 10).

7. Disconnect wires going to the wire connectors and the

wires that are attached to the display / control board.

(Figure 14)

NOTE: Using a flat head screwdriver gently pry between

the end of the connectors and the board to release the

wires.

8. Remove the four screws that secure the AC/DC

adapter bracket to the controls assembly.

9. Install the new AC/DC adapter and install all wiring con-

nections.

10. Reassemble in the reverse order as above.

CAUTION: When re-installing, be sure the wires are

guided and tucked into the proper openings along the right

side so they are not pinched and allows enough space to

reinstall the panel.