Applications And Accessories; Sound Power Ratings - York LX Series Technical Manual

APPLICATIONS AND ACCESSORIES

Refer to Price Manual for specific model numbers.
Standard Application Limits*
Maximum Lineset Equivalent Length
Outdoor Ambient Temperature Limits
Cooling Operation
* For Long Lineset Applications, please see the accessories listed below.
Unit is factory equipped for low ambient operation down to 35F. There are no
additional low ambient kits available for this model. Compressor crank case
heater required for operation below 55F.
Non-Standard Lineset Applications - For installations with
reduced diameter or long linesets, refer to the current version of
the Piping Application Guide P/N 247077, available in the Appli-
cation Bulletins section on www.simplygettingthejobdone.com.
Start Assist Kit S1-2SA067*****: Provides increased compres-
sor starting torque for areas with low supply voltage. Required
for all units when applied with long linesets. See Price Pages or
Source1 SmartSearch for the correct kit for each application.
Compressor Crankcase Heater Kit (S1-325-*****-***): A
wrap-around electrical resistance heater that warms the com-
pressor sump, reducing the chance of liquid slugging on
startup. Required on all long lineset applications. See Price
Pages or Source1 SmartSearch for the correct part for each
application.
Support Feet S1-HPRKIT-**: Kit of 5 support feet to raise unit
above snow or landscaping. Available in heights of 3", 6" or 12".
Anchor Bracket Ground Mount Kit S1-1HK0701: Firmly
anchors unit to pad or support structure. When properly
installed, approved for ground-mounted applications.

SOUND POWER RATINGS

Stage 1 Cooling
Model Number
YFK24B21S
YFK36B21S
YFK48B21S
YFK60B21S
Stage 2 Cooling
Model Number
YFK24B21S
YFK36B21S
YFK48B21S
YFK60B21S
Rated in accordance with ARI Standard 270.
Johnson Controls Ducted Systems
Maximum DB
Minimum DB
63 125 250
62 63 76
65 69 66
75 69 65
71 69 74
63 125 250
64 66 69
65 68 66
66 69 66
67 68 70
Anchor Bracket Roof Mount Kit S1-1HK0901: Firmly anchors
unit to pad or support structure. When properly installed,
approved for roof-mounted applications.
Indoor TXV Kit S1-1TVM***: Thermal expansion valves pre-
80 Ft cisely meter refrigerant for optimum performance over a wide
range of conditions. See System Charge Table & Price Pages
for TXV part number for each AC & HP model.
125°F
Wall Mount Kit (S1-ACB-**): Includes two brackets to allow
35°F
outdoor unit to be securely mounted to a vertical wall. Mounting
hardware is field sourced according to the specific application.
Winter Cover Kit S1-CCVRE***: Custom fit winter cover pro-
tects AC condensing unit from debris during the off-season.
Must be removed prior to unit operation. See Price Pages for
the correct cover for each application.
Cold Weather Charging Tent S1-CHGTENT01: Provides
warm environment to accurately service AC & HP systems in
ambient conditions 55ºF (13ºC) or colder.
Touch-up Paint S1-5130153****: Color matched aerosol paint
for touching up unit chassis and panels. See Price Pages or
Source1 SmartSearch for the correct color for each application.
Compressor Sound Blanket S1-010-07xxx-000: A field
installed dense foam cover that provides 2dBA sound level
reduction. See Price Pages or Source1 SmartSearch for the
correct blanket for each application.
Thermostat: Compatible thermostat controls are available
through accessory sourcing. For optimum performance, these
outdoor units are fully compatible with our YORK Hx™ Touch-
screen Thermostats available through Source1. For more infor-
mation, see the thermostat section of the Product Equipment
Catalog.
Octave Band Sound Power Level (db re. 1-pW)
500 1000 2000
62 60
70 71
70 71
74 70
Octave Band Sound Power Level (db re. 1-pW)
500 1000 2000
68 65
68 67
72 67
73 71
4000 8000
54 48 43
60 55 54
62 59 53
63 62 58
4000 8000
59 55 53
59 56 54
61 58 54
64 62 58
5545023-YTG-G-1121
dBA SQI
71 19.2
73 19.1
73 19.1
75 19.1
dBA SQI
70 19.1
70 19.1
72 19.1
75 19.1
135