Failure; About After-Sales Service - Mitsubishi Daiya SAF150E6 Anwenderhandbuch

Failure!?

If a failure is suspected...
■
Check the ventilator based on the following table. If you find an abnormality, be sure to turn off the operation
switch, then turn the dedicated breaker to the "Off" position, and contact your sales representative or instal-
lation service shop regarding repairs or checking.
Symptom
The air-to-air heat
●
exchange unit does not
work even when the
operation switch is turned
on.
Air is not supplied from
●
the ventilator.
If the symptoms have not improved even after the above actions have been implemented, or if
other symptoms are found, contact your sales representative for details.

About After-Sales Service

Request for inspection
■
For optimal and safe use of the product, we recommend that you conclude a maintenance agreement with
us. Besides the usual maintenance operations, we also recommend that periodical inspections and mainte-
nance be carried out. For more information, please contact your sales representative or installation service
shop.
Minimum holding period for repair performance parts
■
The minimum holding period of repair performance parts for the air-to-air heat exchange unit is 10 years
after the product has been discontinued. The repair performance parts are required in order to maintain
product functions.
16
Tripped breaker
●
Power failure
●
Dust accumulated on filters or heat exchange elements
●
(Remove dust according to Maintenance Procedure, pages
11 to 15.)
Items to be checked