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Control Key Panel; Interlock Door Latch Switches - Maytag ACM0720AB Service Manual

2001-2003 countertop domestic microwave ovens
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Disassembly Procedures
!

Control Key Panel

The key panel has one ribbon connection on the p.c.
board.
The key panel pads can be checked through a continuity
test. Operations of key pad can be checked by
measuring connections at end of ribbon, (using high
ohms scale).
Plastic
Holes
Control Key Panel Removal
1. Disconnect power to unit and remove outer case,
see "Outer Case" procedure.
2. Remove control panel, see "Control Panel"
procedure.
3. Discharge high voltage capacitor, see "High Voltage
Capacitor" procedure.
4. Disconnect ribbon connector by sliding top part of
connector upward. Once in released position remove
ribbon from connector by sliding ribbon side-to-side.
NOTE: Caution should be used when removing cable
from connector. Ribbon cable has two holes
which connector locks ribbon in place.
5. Peel failed key pad off and replace with new key pad.
6. Reassemble in reverse order.

Interlock Door Latch Switches

Primary switch is operated by bottom latch pawl.
Interlock Switch Removal
1. Disconnect power to unit and remove outer case,
see "Outer Case" procedure.
2. Remove control panel, see "Control Panel"
procedure.
3. Discharge high voltage capacitor, see "High Voltage
Capacitor" procedure.
4. Test interlock switches before removing, see "Testing
Procedures".
5. Disconnect and label wire connections.
6. Remove interlock switch or latch board assembly.
Either by releasing the connecting hooks or
connecting screw.
16026268
WARNING
fastener
Hook
F.P.C.
connector
Terminal
socket
To avoid the risk of electrical shock, personal injury or
death; disconnect power to oven and discharge
capacitors before following any disassembly procedure.
Connecting
hook
Mounting
screws
locations
Latch Board Assembly for ACM1420A*, ACM1460A*,
and ACM2160A*
Mounting
screws
locations
Latch Board Assembly for ACM0720A* and
Mounting
screws
location
Latch Board Assembly for MMC5086*
24
Primary
Monitor
Secondary
Primary
Monitor
Secondary
ACM1120A*
Primary
Monitor
Secondary
©2005 Maytag Services

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