McQuay MWM Service Manual page 24

MCQUAY Service Guide Book
10. Reset
•
This key is used to reset the unit.
11. Timer Setting
•
Week timer setting: Include total 28 on/off
timers, 7 days every week and 4 timers
every day.
•
Single timer setting: It is active only on the
same day that timer set when power on. It
is inactive when timer is set at AM 00:00.
It can be set at AM 00:00 if you want to
cancel some timer setting.
•
Press "FAN" and "MODE" at one time, all
timers setting can be cancelled.
•
Timer display: The current timer setting
will display every 2s.
•
The third bit of the K1(micro-switch) of
PCB board must be set ON if PCB has
clock chip and battery, otherwise the real
time clock will not be activated once
power is shut off.
A) Week Timer Setting
Press "TIMER" ，
•
"TIMER SET" will display on the left and
bottom of LCD panel, press "▲" or "▼" to
select a day (Sunday to Saturday), press
"TIMER" again, the day is selected, the
timer's states of the selected day will
display on LCD Panel.
•
Enter first timer setting, the timer ON or
OFF icon will display on the left and
bottom of LCD panel, the timer
sequence number "1" will display on the
top of LCD, press "▲"or " ▼ " to select
timer sequence number, press "TIMER",
the timer sequence number is selected.
•
Enter timer ON and timer OFF setting,
press "▲" or "▼" to select timer ON or
timer OFF, "TIMER ON" or "TIMER OFF"
is twinkling, Press "TIMER", timer ON or
timer OFF is selected.
•
Enter timer setting, "TIMER SET" and
"CLOCK SET" will display on the left and
bottom of LCD panel, press "▲" to set
hour and press "▼" to set minute, press
"TIMER" again to finish setting and enter
next timer
procedures to finish others timer setting.
B) Single Timer Setting
•
Press "TIMER" key for 5s, enter single
timer setting (When the unit is ON, it can
only be set to OFF; When the unit is OFF,
it can only be set to ON), the "TIMER
SET" will display on LCD panel, press "▲"
to set hour and press "▼"to set minute,
press "TIMER" to finish the single timer
setting.
"WEEK SET" and
setting, repeat above
•
Exit timer setting: If there is no press on
any key within 5s or press any key except
"▲", "▼", "TIMER" and "ON/OFF" key, it
will exit the timer setting.
23
Handset Operating Guide