Service Manual

SERVICE MANUAL (C,H,T)VA9 & (C,H,T)VH8
2 421 08 5600 02
Specifications subject to change wi thout notice.
OUTDOOR UNIT M ODEL NUMBER IDENTIFICATION GUIDE
Digit Position: 1 2 3 4 5, 6 7 8 9 10 11 12
Example Part Number:
* V A 9 24 G K A 1 0 0
* = Brand
V = Variable Speed
KEY CHARACTERISTIC
A = Air Conditioner
H = Heat Pump TYPE
6 = 16 SEER
7 = 17 SEER
8 = 18 SEER
9 = 19 SEER NOMINAL EFFICIENCY
24 = 24,000 BTUH = 2 tons
25 = 24,000 BTUH = 2 tons
36 = 36,000 BTUH = 3 tons
37 = 36,000 BTUH = 3 tons
48 = 48,000 BTUH = 4 tons
49 = 48,000 BTUH = 4 tons
60 = 60,000 BTUH = 5 tons NOMINAL CAPACITY
G = Coil Guard Grille FEATURES
K = 208- 230- 1- 60 VOLTAGE
Sales Code
Engineering Revision
Extra Digit
Extra Digit
REFRIGERANT PIPING LENGTH LIMITATIONS
Maximum Line Lengths:
The maximum allowable total equivalent length varies depending on the vertical s eparation. See the tables below for allowable
lengths depending on whether the outdoor unit is on the same level, above or below the outdoor unit.
Maximum Line Lengths
MAXIMUM ACTUAL LENGTH
ft (m)
MAXIMUM EQUIV ALENT LENGTH{
ft (m)
MAXIMUM VERTICAL SEP ARA-
TION ft (m)
Units on equal level 100 (30.5) 100 (30.5) N/A
Outdoor unit ABOVE
indoor unit
100 (30.5) 100 (30.5) 100 (30.5)
Outdoor unit BELOW
indoor unit
See Table ’Maximum Total Equivalent Length: Outdoor Unit BELOW Indoor Unit’
{ Total equivalent length accounts for losses due to elbows or fitting. See the Long Line Guideline for details.
Maximum Total Equivalent Length
{
- Outdoor Unit BELOW Indoor Unit
Size
Liquid Line
Diameter
w/ TXV
HP with R - 410A Refrigerant - Maximum Total Equivalent Length{
Vertical Separation ft (m) Outdoor unit BELOW indoor unit;
0- 20
(0 - 6.1)
21- 30
(6.4 - 9.1)
31- 40
(9.4 - 12.2)
41- 50
(12.5 - 15.2)
51- 60
(15.5 - 18.3)
61- 70
(18.6 - 21.3)
71- 80
(21.6 - 24.4)
2- Ton 3/8 100* 100* 100* 100* 100* 100* 100*
3- Ton 3/8 100* 100* 100* 100* 100* 100* 100*
4- Ton 3/8 100* 100* 100* 100* 100 100 --
5- Ton 3/8 100* 100* 100* 100* 100 100 --
* Maximum actual length not to exceed 100 ft (30.5 m)
{ Total equivalent length accounts for losses due to elbows or fitting.
- - = outside acceptable range
LONG LINE APPLICATIONS
Unit is approved for up to 100 ft (30.5 m) equivalent length and vertical separations shown above with no additional
accessories.
Longer line set applications are not permitted.