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Replacement method
1. Turn the power off
1) Turn the Lossnay off.
2) Shut off circuit breakers.
2. Remove the filters.
* The figure shows VL-350CZPVU-R-E.
1) Remove the filter covers where the filters are replaced.
2) Pull out the filter cases slowly.
CAUTION
When removing filter cases, make sure to withdraw them
slowly by using both hands. Otherwise, condensed water
can drop from the inside.
3) Remove the filters from the filter cases.
* By factory default, a filter is not inserted in the supply air
filter case.
Filter fixing tab
Filter
Filter case
Manufactured by:
TOKYO BLDG. 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO, 100-8310 JAPAN
Breaker
Filter cover (outdoor air filter)
Filter cover (exhaust air filter)
Filter cover (supply air filter)
Filter case (outdoor air filter)
Filter case (exhaust air filter)
Filter case (supply air filter)
3. Install the filters.
Install the filter in the filter case in the reverse order of disassembly.
- When installing the filter in the filter case, insert the filter slowly
by widening the filter fixing tab so that the filter is not deformed.
Filter fixing tab
Filter
Filter case
- Check that the filter is not stuck out of the filter case.
Reassembly and checking after replacement
CAUTION
After maintenance, install the parts securely.
Injuries could result if the product falls.
1. Install the removed filter case and filter cover on the unit.
2. After reassembling, press the ON/OFF button on the controller
and check the following.
- Check that the unit is not making any abnormal noises.
- Check that the unit is blowing the air correctly.
- Check that the air is not leaking from the installation part of
the filter case.
Note:
- Depending on the use environment, condensation water, snow,
and fog can adhere to the filters. These are not the problems of
product functions and quality.
- Do not forget to install the filters. (Dirt can clog on the surface of
the Heat exchanger, resulting in lowering the air volume.)
- Filters below are disposable and cannot be cleaned.
Replacement intervals are different depending on the conditions
of the air to use. Refer to the maintenance timing below to
replace with new filters.
Type
Model name
P-250SF-E
Standard filter
P-350SF-E
P-250MF-E
Medium efficiency filter
P-350MF-E
P-250PF-E
PM2.5 filter
P-350PF-E
P-250NF-E
NOx filter
P-350NF-E
- Refer to the unit's manual to learn about how to clean and replace
P-250F-E and P-350F-E, and how to use the filter maintenance
sign of the remote controller.
- For consultation on the handling and maintenance, contact your
dealer.
We recommend to enter the date of the start of use of filters
in the below table per replacement for the next replacement.
Filter name
Installation location
OA
OA
OA
OA
OA
Maintenance timing
One year
One year
For SA installation: One year
For OA and RA installations: Six months
Six months
Date of start of use
SA RA
SA RA
SA RA
SA RA
SA RA
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