Johnson Controls HVAHP036B21S - Page 18

FEATURES
1-8
TC-16001-rev.5
l
Operation Sound Reduction Function
(1) Night Shift Mode (Optional Function)
With the Night Shift Mode setting by optional function, when ambient temperature is 86
o
F (30
o
C) or
less in a cooling operation, rotation speed of the compressor and the outdoor fan is automatically
lowered.
(2) Low Noise Setting Mode (Optional Function)
With Low Noise Setting Mode by optional function, rotation speed of the compressor is forcibly
decreased regardless of ambient temperature.
Low Noise Setting Mode can be selected from three levels and time can be scheduled and set by the
Wired Controller (CIW01).
NOTES:
1. Night shift mode is recommended when cooling capacity has sufcient margin compared to cooling
load and operation sound should be reduced at night time.
2. Cooling capacity may be decreased about 60%.
3. Regarding setting methods, refer to the Service Manual.
NOTES:
1. Cooling and heating capacity may drop to 80%, 70% and 60% in each setting mode.
2. Regarding setting method, refer to the Service Manual.
3. Regarding time schedule setting, refer to the Installation Manual for the Wired Controller.
Outdoor Unit Capacity
[MBH]
Sound Pressure Level [dB]
Rated Operation Night Shift
036 51 44
048 52 46
060 53 46
Outdoor Unit Capacity
[MBH]
Sound Pressure Level [dB]
Low Noise Setting 1 Low Noise Setting 2 Low Noise Setting 3
036 -1 -2 -3
048 -1 -2 -3
060 -2 -3 -4