Special Functions; Test Function - INVENTOR RFI-66B User Manual

SPECIAL FUNCTIONS:

Test function:

Every time when the unit is plugged on and there is not any key signal is accepted:
(1) Press SET TEMP. key
auto swing mode, indoor and outdoor fans run at high speed. LCD displays all symbols. Five
minutes later, the unit stops and enter normal waiting mode.
(2) Press SET TEMP. key
heater starts and the unit is in auto swing mode, indoor and outdoor fans run at high speed. LCD
displays all symbols. Five minutes later, the unit stops and enter normal waiting mode.
Compressor running protection function:
In all modes, compressor needs 3 minutes to restart once it has been stopped; if there is no changes in
mode, the compressor will keep running for 6 minutes before it can be stopped. Between changes
of modes, compressor will stop for 3 minutes.,
Shielded screen function:
In normal running, pressing the two SET TEMP. keys
functions of keys on the screen, pressing the two key simultaneously once more will release the
shield.
to enter forced cooling mode, the compressor starts and the unit is in
to enter forced heating mode, the compressor and supplementary electric
6
and at the same time will shield all