5
G
Install the indoor unit more than 3.3' (1 m) away from any
antenna or power lines or connecting wires used for tele-
vision, radio, telephone, security system, or intercom.
Electrical noise from any of these sources may affect
operation.
G
install in a sturdy manner to avoid increased operating
noise.
Table 3
*
If total tubing length becomes 150 to 200 ft. (Max.) or 150 to 230 ft. (Max.), charge additional refrigerant (R410A) by 0.22 oz./ft.
No additional charge of compressor oil is necessary.
Max.
Max. Allowable Total
Limit of
Limit of Elevation
Required Amount
Allowable
Tubing Length Total Tubing Length
Difference of
Additional
Model
Tubing Length
at shipment
(L1+L2+L3) or
(H1, H2, H3, H4)
Refrigerant
per unit
(L1+L2+L3) or
(L1+L2+L3+L4)
(ft.)
(oz./ft.)
*
(ft.)
(L1+L2+L3+L4)
(ft.)
(ft.)
CMH1972
82
150 (L1+L2+L3)
150 (L1+L2+L3)
50
—
CMH2472
82
150 (L1+L2+L3+L4)
200 (L1+L2+L3+L4)
50
0.22
CMH3172
100
150 (L1+L2+L3+L4)
230 (L1+L2+L3+L4)
50
0.22
05-352 KMHS0772_outdoor 3/17/06 2:56 PM Page 5
