Merco Products MER IS 0004 (8197410) MercoMax™ Timer Bar Replacement Instruction Sheet

Timer Bar Replacement Instructions
Follow the instructions below to re-address a cabinet’s
timer bars after the installation of a service timer bar:
1.
2.
3.
4.
5.
6.
7.
8.
Remove power from unit.
Remove screws attaching timer bar to cabinet.
Remove top and side plates to access timer bar cable/IO
board connection.
Remove and replace the faulty timer bar.
Restore power.
Press simultaneously the X,  and Daypart (book icon)
keys on the cabinet’s switch membrane and turn the
power on. See Figure 1.
The timer bar displays show numbers.
Use the UP/Down arrow buttons (See
Figure 2) to set the numbers as shown
in the example below (Figure 4) and
the chart on the back. Failure to
properly set the address of the timer
bar will prevent it from displaying
product and temperatures. Press the
when the rows are readdressed to
complete the setting. See Figure 3.
Figures 1 and 2: Press the book
icon, checkmark and X and press
the power button to start the re‐
address process. Use the up/down
arrows (above) on the timer bars
to adjust the displayed number.
Figure 3: Press the  when the time bars are properly
numbered.
Figure 4
*8197410*
MER_IS_0004 8197410 03/2017
Timer Bar
address
3x4
Blue represents the split displays and orange
holds the timer bar address.
Back
View
Front View
5
1
6
2
3
12
4
10
11
9
8
7
9
8
7
2x4
Back
View
Front View
1
2
3
4
10
2x3
Back
View
Front View
1
2
3
9
8
8
7
2x2
Back
View
Front View
1
2
7