McQuay MWM Service Manual page 17

MCQUAY Service Guide Book
Set Event 1 and Event 2 Timers
•
Process for Timer ON and Timer OFF is
the same.
•
Press and hold Timer ON/OFF key for 3
seconds to go into timer setting mode.
(Icon ON 1 or OFF 1 will blink)
•
Press UP or DOWN to select Timer 1 or
Timer 2 to set. ('1' blinking indicate that
Timer 1 is currently selected, '2' blinking
indicate that Timer 2 is currently selected)
•
Press Timer ON/OFF key again to
confirm. (Day will blink next)
•
Press UP or DOWN to select the day.
•
Press Timer ON/OFF key again to confirm
the day. (Hour will blink next)
•
Press UP or DOWN to change the hour.
•
Press Timer ON/OFF key again to confirm
the hour. (Minute will blink next)
•
Press UP or DOWN to change the minute.
•
Press Timer ON/OFF key again to confirm
the minute.
•
Each timer (Timer 1 ON or Timer 1 OFF
or Timer 2 ON or Timer 2 OFF) will only
be set separately, if there is no key
operation for 5 seconds during setting the
timer, it will automatically exits from
setting mode and no changes will be
made.
•
ON/OFF timer will be checked every 1
minute. It is not advisable to set ON
TIMER and OFF TIMER to have same
values. Shall these occur, the effective
timer will be treated with priority as stated
in Table below:
Table: Timer Priority
Priority
1 (Highest)
2
3
4 (Lowest)
•
Upon IR reception, IR wireless remote
controller will override ON TIMER 2 and
OFF TIMER 2 settings.
Example:
ON TMR 2 setting : DAY TUE, TIMER 5.00pm
OFF TMR 1 setting: DAY TUE, TIMER 5.00pm
Outcome when RTC reaches 5.00pm on TUE:
−
when unit is on, no respond.
−
when unit is off, unit will turn on.
8. DELAY TIMER Function
•
Press the DELAY TIMER key once will
activate the delay timer function for 1
hour. An indicator "OVERRIDE" will show
on the LCD.
Timer
ONTMR2
OFFTMR2
ONTMR1
OFFTMR1
•
Press the same key again will increase
the setting to 2 hours. An indicator
"OVERRIDE" will be shown. Subsequent
press will deactivate the delay timer
function.
•
After the delay timer is completed, the
delay timer function is deactivated and the
logo is OFF. All other timers will be
resumed.
9. FAN Speed
•
Fan speed can be changed via pressing
the FAN key:
Low > Med > High > Auto >
•
FAN speed is not available in DRY mode.
10. ON/OFF Button
11. Real-time Clock Display
•
RTC is shown on screen during the unit
ON or OFF except for power failure or
error code.
Set RTC Setting
−
Press RTC key one time will activate RTC
setting mode. (Day will blink)
−
Press UP or DOWN to select the day.
−
Press RTC again to confirm the day.
(Hour will blink next)
−
Press UP or DOWN to change the hour.
−
Press RTC again to confirm the hour.
(Minute will blink next)
−
Press UP or DOWN to change the minute.
−
Press RTC again to confirm the minute.
•
RTC will only be set after all 7 steps, if
there is no key operation for 5 seconds
during
automatically exits from setting mode and
no changes will be made.
12. Key Lock
•
Press and hold both TURBO and QUIET
keys for 5 seconds will activate/deactivate
the key lock function; "KEYLOCK" will be
shown/disappear on LCD. Upon all the
keys are locked, only ON/OFF, TURBO
and QUIET (to unlock) can be pressed.
16
Handset Operating Guide
setting the RTC, it will