Haier U Series Service Manual page 18

Within different levels, the indicated frequencies are(the frequency the indoor unit
Frequencies
for different transmits to the outdoor unit) as follows
Under the silent mode, levels A-E have the same frequency with level F
levels
Heating
Silent heating
Moisture removing
Cooling
Silent cooling
The maximum frequency value refers to the max value listed above.
The maximum and minimum values for cooling and heating are the maximum and
minimum values for correspondent items.
The indicated frequency when a level remains unchanged after the compressor operates
with the same frequency for 3 minutes.
The timing will start again when there is a different frequency input. If the
Controlled
temperature level remains unchanged for 3 minutes, the indicated frequency
frequency for
the same level will change again (add FQUPH or FQUPL)
Controlling form for the same level
A
Heating
Cooling
&moisture
removing
Select the wind When the wind volume is automatic, it can be switched between strong,
volume when it medium and weak according to the temperature adjusting levels.
is set automatic Wind volume under the automatic wind volume mode
5.1.3 Indoor blower fan control
When the wind volume is manually medium, the running speed is (strong+weak)/2.
When it is automatically medium, the running speed is (strong automatic+ weak automatic)/2(not
counted if it is not up to 10rpm)
HSU-09,12H03/U(DBPZXF)
Indicated frequency
FQHOT [0—7]
FQSHOT [0—2]
FQDRY [0—7]
FQCOOL [0—7]
FQSCOOL [0—2]
Levels of temperature change
B C D
FQUP(2Hz) FQUP(2Hz)
FQUP(2Hz) FQUP(2Hz)
Frequency
range
36-80Hz
36-72Hz
36-80Hz
36-80Hz
36-64Hz
E
FQUP (2Hz) FQUP (1Hz) FQUP(1Hz)
FQUP (2Hz) FQUP (1Hz) FQUP(1Hz)
15
Functions and Control
Temperature
change level
A—H
F—H
B—H
B—H
F—H
F G H
Domestic Air Conditioner