SERVICING
56
4.
Inverted suction loop is not required at either unit.
5.
An accumulator is not required for outdoor unit (accumulators are factory installed ).
Long Radius Street Ell
45°
Street Ell
Short Radius
Street Ell
45°
Ell
Figure 3-1. Oil Trap
SECTION 4. OUTDOOR UNIT IS BELOW THE INDOOR UNIT
Heat Pump BELOW Indoor Coil
Maximum line set
equivalent length of
250 ft*.
The maximum line set actual length is 200 f
t.
*Includes pressure losses of any elbows, bends, etc.
1. The maximum elevation (vertical) difference between the outdoor unit and the indoor unit is 90 feet.
2. Gas line must be installed in a manner to prevent liquid migration to the outdoor unit from the
indoor unit.
The heat pump condenser unit is shipped with a predetermined factory charge level as shown in the following chart. For longer line
sets greater than 15 feet, add 0.6 ounces of refrigernat per foot.
NOTICE
T
OTAL
R
EFRIGERANT
=
F
ACTORY
C
HARGE
+ (0.6
OZ
./
FT
. * A
DDITIONAL
F
EET
OF
A
CTUAL
L
INE
S
ET
).
