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Function settings (continued)
Exhaust fan stop during defrosting, exhaust fan Low speed
10
operation at outdoor air lower than 5˚F (-15˚C)
Sets the operation of the exhaust fan (when the air supply fan is stopped)
during defrosting of the air conditioner when Mr. Slim or City Multi indoor
unit is connected to a duct.
When the outdoor air is lower than 5˚F (-15˚C), stop the operation of
exhaust fan. (OA stop operation at cold region)
OFF
ON
3
Exhaust fan operation (factory setting)
SW5
Exhaust fan stop, exhaust fan operation at Low speed at
3
outdoor air lower than 5˚F (-15˚C)
Settings for automatic recovery following power supply
11
interruption (cannot be set when PZ-41SLB-E is used)
Sets for automatic recovery following power supply interruption.
OFF
ON
Mode
No automatic
4
recovery
SW5
(factory setting)
Automatic
4
recovery
Settings for filter cleaning
12
(cannot be set when PZ-41SLB-E is used)
Set the schedule for filter cleaning based on the estimated concentration
of dust in the air. Factory setting is unlimited.
* When using PZ-60DR-E, it is also possible to indicate the cleaning cycle
of filter (3,000 hours).
OFF
ON
Unlimited (No "FILTER" display on remote controller)
SW5
5
(factory setting)
5
3000 hours
CAUTION
• When the setting for the cumulative operation time of the Lossnay
is exceeded, the filter cleaning display will appear on the indoor
unit remote controller or the Lossnay remote controller. After
cleaning the filter, the filter cleaning display can be reset. Refer to
the operating instructions for the remote controller.
Trial operation
After the system has been installed and before the ceiling panel is installed, make sure that wires are properly connected, then test the system's operation,
referring to the operation manual for the remote controller.
1. Trial operation using the remote controllers (PZ-60DR-E, PZ-41SLB-E and PZ-52SF-E)
Follow the procedure shown in the operation manual for the remote controller the functions below.
(1) Start operation.
(2) Fan speed selection.
(3) Function selection.
(4) Stop operation.
12
Operation
Operation
Stop after recovery
Recover to operate in mode used before
power outage
Maintenance time
13
Setting for TM3 67 output
OFF
ON
Bypass ventilation operation monitor output.
Corresponds to operation mode output (TM3 67) of
6
bypass damper. (factory setting)
Operation monitor output with delay function 2.
Corresponds to operation mode output (TM3
fan with following function.
• Start the output (TM3 67) 10 seconds after supply fan
operates but also when the thermistor for outside air (TH1)
detect 23˚F (-5˚C) or lower.
• Stop the output (TM3 67) ,when thermistor for outside air
(TH1) detects a temperature higher than 59˚F (15˚C) or stop the
SW5
supply fan or malfunction of TH1.
• Lossnay continues to operate for 3 minutes, after stopping the
6
output (TM3 67)
• Error code is shown on the remote controller and stop the
output in case of following.
1) TH1 detects higher than 59˚F (15˚C) within 15 minutes after
the output starts.
2) TH1 detects 14˚F (-10˚C) or lower, 60 minutes after the
output starts.
3) TH1 detects continuously 158˚F (70˚C) or higher for more
than 1 minute.
Caution: Fan may be operating after turn off the switch of the
remote controller.
14
Settings for interlock mode
These settings indicate how Lossnay should operate when external
devices are started or stopped. (If the PZ-41SLB-E is used, set it at the
remote control.)
OFF
ON
Mode
7
On/Off interlock
8
(factory setting)
7
On interlock
8
SW5
7
Off operation
8
7
External input
8
given priority
15
Exhaust fan stop at outdoor air lower than 5˚F (-15˚C)
Set the exhaust fan operation when the outdoor air is lower than 5˚F (-
15˚C). (Suction stop operation at cold region)
OFF
ON
Supply fan stop, exhaust fan normal operation (factory
SW5
9
setting)
9
Supply fan stop, exhaust fan stop
Operation
67
) supply
Operation
The Lossnay will start and stop according
to the operation of the external devices.
Subsequent operation will be possible
using the remote controller for the
Lossnay or MELANS.
The Lossnay will operate whenever
external devices are operated.
Lossnay stop operation will be possible
using its remote controller or MELANS.
The Lossnay will stop whenever external
devices are stopped.
Lossnay start operation will be possible
using its remote controller or MELANS.
The Lossnay will start and stop according
to the operation of the external devices.
Control via the Lossnay remote controller
or MELANS will only be possible when
external devices are stopped.
Operation
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