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898841-UIM-B-0113
Johnson Controls Unitary Products 7
TABLE 6:
Refrigerant Line Set Requirements
AC & HP Indoor Units D(C,H)PM09NWM D(C,H)PM12NWM D(C,H)PM18NWM D(C,H)PM24NWM DHPM30NWM D(C,H)PM36NWM
AC & HP Outdoor Units D(C,H)PM09CSM D(C,H)PM12CSM D(C,H)PM18CSM D(C,H)PM24CSM DHPM30CSM D(C,H)PM36CSM
Connection Pipe length ft. 24.6 24.6 24.6 24.6 24.6 24.6
Connection Pipe Gas
Additional Charge
oz/ft. 0.2 0.2 0.2 0.2 0.5 0.5
Outer Diameter Liquid Pipe Inch 1/4 1/4 1/4 1/4 1/4 1/4
Outer Diameter Gas Pipe Inch 3/8 3/8 1/2 1/2 5/8 5/8
Max Distance Height ft. 32.8 32.8 32.8 32.8 32.8 32.8
Max Distance Length ft. 49.2 49.2 82 82 98.4 98.4
Refrigerant Metering Device Type Electronic Expansion Valve
FIGURE 5: Typical System Components
E
G
H
TAPE
L
REFRIGERANT LINE SET, CONDENSATE LINE
AND INDOOR / OUTDOOR CABLE
RETURNAIR
B
C
D
K
SUPPLYAIR
A
D
DISPLAY
INDICATORS
COOL
DRY
FAN
HEAT
RUN
TEMPERATURE SETTING
INDOORAMBIENT TEMPERATURE
OR ERROR CODE
NOTE:
Temperature can be
displayed in either fahrenheit or celsius.
F
IMPORTANT:
The refrigerant metering device for this
system is located in the outdoor unit.
This makes it necessary to insulate the
refrigerant lines individually to prevent
sweating.
UTILITY
BUNDLE
WIRELESS REMOTE
CONTROL
OUTDOOR UNIT
(AIR CONDITIONER
OR HEAT PUMP)
AIR IN
AIR OUT
OUTDOOR UNIT
TERMINAL BLOCK
TO INDOOR
UNIT
TO POWER
SUPPLY
ACCESS COVER FOR
SERVICE VALVES
(-18, -24AND -30 ONLY)
2-WAYSHUT-OFF VAVLE
2-WAYSUCTION / VAPOR LINE SERVICE
VALVE (FLARE CONNECTION)
H
J
A. Remote control
B. Front Panel
C. Filters
D. Guide louver with display
E. Line set (wrapped in foam insulation)
F. UV-rated tape (field-provided)
G. Wiring (field-provided)
H. Condensate drain line (field-provided)
(wrapped in foam insulation). Recommend
installation of a vent when making long
horizontal runs on condensate line.
I. 2-way suction / vapor line service valve
and 2-way shut-off valve.
J. Access cover for power and control wiring
connections.
K. Indoor unit wiring connections (under access plate).
L. Communication cable (30 kBtu system only)
INDOOR UNIT
I