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8 PREPARATION OF THE OVEN

1. Rest the oven on its side as shown in Figure 7. Place portion (C)

of the carton underneath to protect the outercase from being
damaged.

2. Remove the two screws which secure the mounting plate to the

rear side of the oven. Remove the mounting plate. The two
screws can be discarded.

NOTE: If the unit you purchased does not have the mounting plate
attached to the rear side of the oven, please disregard this section
and continue to Section 9.

9 VENTILATION SYSTEM

This Microwave Oven/Hood System is designed for adaptation to
three types of hood ventilation systems. Select the type required for
your installation.

A. RECIRCULATING — Non-Vented, Ductless Operation

The unit is shipped assembled for recirculating.

NOTE:

1. The Exhaust Damper Assembly is not required for recir-

culating operation.

2. The Charcoal Filter should be replaced every 6 to 12

months, depending on use.

3. The Charcoal Filter RK-220 is also sold as an accesso-

ry. See Operation Manual for ordering information.

B. HORIZONTAL EXHAUST — Outside Ventilation

1. Remove and save the 4 screws from Fan Cover

Bracket. Remove Fan Cover Bracket by sliding it in the
opposite direction of the arrow on the Fan Cover
Bracket, as shown in Figure 8.

2. Lift Hood Fan Unit carefully and slip wires out of cavity.

See Figure 9. 

CAUTION: Do not pull or stretch hood fan wiring.

3. Rotate the Hood Fan Unit 180˚ so that the fan blade

openings are facing the back of the oven. Note, you will
need to lift the wire over the hood fan unit so the wire will
clear. See Figure 10 (A). Replace Hood Fan Unit into the
oven. Be careful not to pinch the wire and the Hood Fan
Unit. See Figure 10 (B).

4. Put the wire back into the cavity.

5. Replace the fan cover bracket. Make sure the fan blades

are visible through the rear openings in oven before pro-
ceeding. Attach the fan cover bracket to the unit with the
4 screws removed in step 1 above. See Figure 11. The
hood fan is now rotated for horizontal exhaust operation.

6. Attach the Exhaust Damper Assembly to the back of the

mounting plate by sliding it into the slits in the same
direction as the arrow. See Figure 12. Using tapping
screw 4 x 12 mm from the INSTALLATION HARD-
WARE, tighten into place.

4

Figure 7

Mounting plate

Grease filter openings

Fan Cover Bracket

Figure 8

Figure 9

Figure 10

(A) Rotate 180˚

(B)

Summary of Contents for R-1880L

Page 1: ... the toggle bolts and top cabinet screws See Wall Template for details The top cabinet should be tested to ensure it is securely attached to the wall Place extra weight up to 110 pounds inside the top cabinet to test the support 1 OVER THE RANGE MICROWAVE OVEN HOOD SYSTEM INSTALLATION INSTRUCTIONS Please read all instructions thoroughly before installing the Microwave Oven Hood System Two people a...

Page 2: ...ll ductwork must be metal absolutely do not use plastic duct Check that all connections are made securely Please read the following carefully Exhaust connection The hood exhaust has been designed to connect to a standard 31 4 x 10 rectangular duct If round duct is required a rectangular to round adapter must be used Rear exhaust If a rear or horizontal exhaust is to be used care should be taken to...

Page 3: ...e installation easier 1 Open the bottom of the carton remove oven and all packing materials 2 CHECK THE OVEN Check the oven for any damage such as misaligned or bent door damaged door seals and sealing surfaces broken or loose door hinges and latches and dents inside the cavity or on the door If there is any damage do not operate the oven and contact your dealer or SHARP AUTHORIZED SERVICER 3 Plac...

Page 4: ...nd save the 4 screws from Fan Cover Bracket Remove Fan Cover Bracket by sliding it in the opposite direction of the arrow on the Fan Cover Bracket as shown in Figure 8 2 Lift Hood Fan Unit carefully and slip wires out of cavity See Figure 9 CAUTION Do not pull or stretch hood fan wiring 3 Rotate the Hood Fan Unit 180 so that the fan blade openings are facing the back of the oven Note you will need...

Page 5: ...re 15 B Replace Hood Fan Unit into the oven Be careful not to pinch the lead wire between the inner bracket and the Hood Fan Unit Put the lead wire into Wire Box See Figure 15 C 4 Replace the Fan Cover Bracket Make sure the fan blades are visible through the top openings in the oven before proceeding 5 Attach the Fan Cover Bracket to unit with the 4 screws removed in step 1 above See Figure 16 The...

Page 6: ...n the thickness of the wall between the Mounting Plate and the end of each of the Toggle Nuts in the closed position If you do not leave enough space the Toggle Nut will not be able to open on the other side of the wall Also once a Toggle Nut opens it cannot be withdrawn from the hole therefore make sure all of the Toggles are in the correct position before insertion 4 Align the Mounting Plate car...

Page 7: ...arged Remove the carton portions 6 Tighten the two unit mounting screws located in the grease filter openings See Figure 23 7 Install grease filters by fitting into the opening Push back and up into place See Figure 24 8 Use the two Top Cabinet Screws D and two Flat Washers E supplied in the INSTALLATION HARDWARE to attach the unit to the top cabinet See Figure 25 9 Make a bundle of the power supp...

Page 8: ...er Call toll free 1 800 BE SHARP 237 4277 1 CHARCOAL FILTER RK 220 Filter is used when hood exhaust is recirculated only 2 Filler Panel Kit For use when the oven is installed in a 36 inch or 42 inch wide opening The metal filler panels come in 3 inch wide pairs for 36 inch and 6 inch wide pairs for 42 inch wide opening White black biscuit and stainless steel are available To purchase contact Imper...

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