End Panel Replacement
Repair Parts 041-0182-000 and 041-0183-000
Installation
You will need:
• 1/4" magnetic nut driver
• Long-nosed pliers
• 1/4" long-shafted magnetic nut driver and socket
• Phillips head screwdriver
• Flathead screwdriver
The images throughout this manual are for reference only and your
product may look different.
1. Disconnect the electrical and battery power (if applicable) to the
garage door opener. Remove the battery and place in a safe location.
2. Remove the control panel door from the opener. (A)
a. Squeeze hinges toward each other.
b. Remove the control door panel from the hinge setting, and place in
a safe location.
c. Remove the end panel cover from the end panel. (B)
3. Remove the end panel from the opener. (C)
4. Attach the provided blank label (D) to the new end panel, and copy
important product information from the original end panel.
To prevent possible SERIOUS INJURY or DEATH:
• Disconnect ALL electric and battery power BEFORE performing
ANY service or maintenance.
To prevent damage to the receiver/logic board, DO NOT touch printed
circuit board of replacement receiver/logic board during installation.
ALWAYS wear protective gloves and eye protection when changing
the battery or working around the battery compartment.
WARNING: This product can expose you to chemicals including
lead, which are known to the State of California to cause cancer
or birth defects or other reproductive harm. For more information
go to www.P65Warnings.ca.gov.
Logic Board
End Panel
Receiver
Logic Board
End Panel Cover
Control Panel Door
PART
NUM
B
E
R:
SE
RIAL NUMBER
DAT
E:
MA
C ADDRE
SS
IC
: 2666
A -
FCC
I
D:
100W
Max
26
W
Max
C
ONT
A
I
NS
:
F
C
C
I
D: C
O
F
W
MNBM1
1
I
C
:
1
02
3
9
A
-W
M
NB
M1
1
®
B
C
D
RED
WHITE
WHITE
GREY
Wire
Channel
Antenna
wires
Logic Board
End Panel
Wire
Harnesses
Receiver
Logic
Board
Antenna wires
routing
To insert or
remove the
wires from the
terminal, push
in the tab with a
screwdriver tip.
A
LiftMaster Brand Garage Door Opener
5. Install the new end panel.
6. Attach the end panel cover
7. Attach the control door panel.
8. Reconnect power to the opener.
9. Test of the safety reverse system. Refer to the owner’s manual.
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