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Min. 12"
Snow
barrier
Figure 2-4
3 UNIT PREPARATION
3.1 Preinstallation
STEP 1 - Check for damage and report promptly to the
carrier any damage found to the unit (Fig.3-1).
STEP 2 - Instruments must be designed to install/serve
R410A equipments.
Gauge sets, hoses, refrigerant containers and recov-
ery system must be designed to handle the POE type
oils.
Manifold sets should be 800 PSIG high side and 250
PSIG low side.
All hoses must have a 700 PSIG service pressure
rating.
Leak detectors should be designed to detect R410A.
Recovery equipments (including refrigerant recovery
containers) must be specifically designed to handle
R410A.
Do not use a R22 TXV.
Figure 3-1
4 SETTING UP THE UNIT
4.1 Pad Installation
When installing the unit on a support pad, such as a
concrete slab, consider the following:
Snow legs
3-12" Elevation
Pad
Figure 4-1
Figure 4-2
03
The pad must be at least
1-2"
larger than the unit on
all sides.
The pad must be separate from any structure.
The pad must be level.
The pad must be high enough above grade to allow
for drainage.
The pad location must comply with National, State
and Local codes.
NOTE
These instructions are intended to provide a
method to tie-down system to concrete slab as a
securing procedure for high wind areas. Check
Local Codes for tie-down methods and protocols.
#7 X 3/8" Self-tapping screws
(Do not exceed 3/8" length screws!)
Field-supplied brackets:
2" width, 1/16" thickness,
height as required.
Detail A
1/4" Χ 1-1/2" Hex washer head concrete screws
(3/16" pilot hole needed. Pilot hole should be 1/4" deeper
than the fastener embedment)
See Section 2.1
for unit dimensions
See Detail A
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Troubleshooting
