Mitsubishi Electric LGH-F300RX5-E1 Handbook page 54

No. Error
12 When PZ-60DR-E is used,
" ("Locked" indicator)"
is displayed, and the remote
controller cannot be operated.
13 The supply air fan periodically
stops operating.
14 The Lossnay unit starts by
itself at night.
15 Night purge operation does not
work even though Night purge
operation is set.
16 Damper board does not oper-
ate.
17 Delay operation does not work
even though Delay operation
is set.
18 Operation monitor output will
not be output until several
seconds after the fan started
operation.
19 After operation has been
stopped with the remote con-
troller, the fan continues to run
for a while.
In the following circumstances "
played, and the applicable function button cannot be operated.
• When the operation lock is enabled (Buttons other than the "ON/
OFF" button, or all buttons)
• When operating with the High / Low / Extra Low fan speed switching in-
put ("Fan Speed Adjustment" button, and "Extra Low fan speed" button)
• When operating with the bypass ventilation switching input
("Function selector" button)
• During the night purge operation ("Function selector" button)
• When two remote controllers are used, one of the remote control-
lers is set to the function selection mode or the maintenance mode.
(All buttons)
• When the outside temperature is between 14°F (-10°C) and 5°F (-15°C),
the air supply fan repeats 10-minute stop and 60-minute running.
When the outside temperature is below 5°F (-15°C), the air supply
fan repeats 20-minute stop and 10-minute running, or 20-minute stop
and 20-minute running. It is based on the outdoor temperature and
the setting of the function selection switch (SW5-9) on the Lossnay
circuit board. Refer to Installation Instructions for more details.
( To prevent freezing of the Lossnay core )
• When the Lossnay unit has duct connections and interlocked with
Mr. Slim or City Multi indoor units, the fan will stop during air condi-
tioner defrosting.
When the night purge setting is set to "on", the night purge operation
will be performed at night time.
The night purge operation will not be performed in the following cir-
cumstances:
• The night purge conditions have not been satisfied.
• Lossnay has been started or stopped during the display of "
(Night purge)".
• Night purge operation will not be performed when "CENTRAL" is
displayed.
When the ventilation mode was switched with the remote controller,
a maximum delay of 30 seconds will be generated depending on the
timing.
• Delay operation will not start until 2 hours after the Lossnay
stopped.
• When the pulse input setting is set to "on", delay operation will not start.
• When PZ-60DR-E is used, operation will be according to the setting
of the remote controller.
When the TM4 9, 0 output setting is set to operation monitor with
delay function 1 (SW2-8 is ON), the operation monitor will be output
10 seconds after the fan started operation.
When the TM4 9, 0 output setting is set to operation monitor with
delay function 1 (SW2-8 is ON), or when the TM3 6, 7 output set-
ting is set to operation monitor with delay function 2 (SW5-6 is ON),
the fan will stop 3 minutes after stop with the remote controller.
─ 54 ─
Cause
("Locked" indicator)" is dis-
Reference
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32
25, 26
27
28, 29
32 - 35
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28, 29
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28, 29
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