Midea MSR1-24HRDN1-QC2W Service Manual page 26

on
compressor
off
on
4-way valve
off
on
outdoor fan
off
on
indoor fan
off
indoor fan breeze 10s
8.7.8 Rating capacity test function
1) Set the indoor unit with remote controller as: high fan, 30℃ in heating mode, then press "TURBO"
button on controller 6 times or more within 10 seconds(make sure indoor unit receives these signals), the
machine will turn into rating capacity test mode, the buzzer will make a "di" sound for 2 seconds
continuously. Also, indoor fan will change to rating speed, the frequency of compressor will be fixed as
rating value. Any condition of above is not satisfied, the machine can not be turned into rating capacity test
mode.
2) The machine will quit from the rating capacity test mode if running for 5 hours or changing fan
speed or setting temperature.
8.7.9 Turbo function in heating mode
Elevate current frequency(excluding F8) to a higher grade. If indoor fan is in low speed or pause caused by
defrosting or anti-cold-wind function, frequency of compressor will not be elevated one grade until these limit
has been released.
1) Indoor fan changes to turbo speed and anti-cold-wind function is valid.
2) After running for 30 minutes the machine will turn back to previous setting mode.
90s
100s
no longer than 10 minutes
F8
30s
24