NOTE: Avoid contact between tubing and structure
OUTDOOR WALL INDOOR WALL
CAULK
LIQUID TUBE
VAPOR TUBE
INSULATION
THROUGH THE WALL
JOIST
HANGER STRAP
(AROUND VAPOR
TUBE ONLY)INSULATION VAPOR TUBE
1″ MIN.
LIQUID TUBE
SUSPENSION
A94028
Fig. 2—Connecting Tubing Installation
INSPECT EQUIPMENT
File claim with shipping company prior to installation if shipment is damaged or incomplete. Locate unit rating plate on unit corner panel. It contains information needed to properly install unit. Check rating plate to be sure unit matches job specifications.
Step 2—Install on a Solid, Level Mounting Pad
If conditions or local codes require the unit be attached to pad, tie down bolts should be used and fastened through knockouts provided in unit base pan. Refer to unit mounting pattern in Fig. 3 to determine base pan size and knockout hole location.
On rooftop applications, mount on level platform or frame 6 in. above roof surface.. Place unit above a
Roof mounted units exposed to winds above 5 mph may require wind baffles to achieve adequate defrost. Consult
NOTE: Unit must be level to within ± 2° (± 3/8 in./ft) per compressor manufacturer specifications.
Step 3—Clearance Requirements
When installing, allow sufficient space for airflow clearance, wiring, refrigerant piping, and service. Allow
On rooftop applications, locate unit at least 6 in. above roof surface.
(2) PLACES
A
CL
B
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UNIT | PAD DIMENSIONS |
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SIZE | Support |
| Snow |
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26 X 32 |
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048 | 34 X 42 |
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Fig. 3—Mounting Unit to Pad
Step 4—Operating Ambients
The minimum outdoor operating ambient in cooling mode is 55°F, and the maximum outdoor operating ambient in cooling mode is 125°F. The maximum outdoor operating ambient in heating mode is 66°F.
Step 5—Elevate Unit
Accumulation of water and ice in base pan may cause equipment damage.
Elevate unit per local climate and code requirements to provide clearance above estimated snowfall level and ensure adequate drainage of unit. Fig. 4 shows unit with accessory support feet installed. Use accessory snow stand in areas where prolonged freezing temperatures are encountered. Refer to separate Installa- tion Instructions packaged with accessories.
A98533
Fig. 4—Accessory Support Feet
2