8
3.6 FACTORY-PREFERRED TIE-DOWN METHOD
Step 3: Using field supplied L-shaped bracket to locate holes on concrete and drill pilot
holes which is at least 1/4” deeper than fastener being used.
IMPORTANT
Self drilling screws to base pan should not exceed 3/8” long to avoid damaging
coil.
Step 4: Using conventional practices to install brackets, tighten concrete fasteners and
self-tapping screws (See Fig.4).
NOTE
NOTE: 1. One bracket for each side. For extra stability, 2 brackets for each side.
2. Do not over-tighten the concrete fastener to avoid weakening the concrete.
Step 1: Prior to installing clear pad of debris.
IMPORTANT
The pad must meet local codes and must be the proper thickness to
accommodate fasteners.
Step 2: Center and level unit onto pad.
NOTE
IMPORTANT NOTE:
These instructions are intended to provide a method to tie-down system to cement slab
as a securing procedure for high wind areas. It is recommended to check Local Codes
for tie-down methods and protocols.
REQUIRED PARTS LIST
SEE DETAIL B
#7 X 3/8” Self Tapping Screws
(Don’t Exceed 3/8” long)
1/4”
Χ
1-1/2” Hex Washer Head Concrete Screws
(3/16” Pilot Hole Needed. Pilot Hole Should Be1/4” Deeper
Than The Fastener Embedment)
Fig.4 PREFERRED TIE-DOWN METHOD
DETAIL B
Brackets:
2” width, 1/16” thickness,
height as required.
Available from distributor
or in market place.
The dimension see FIG.2
NOTE:
14 SEER
C
RE
D
YE
LL
O
W
GR
EE
N
Y
R
G
INDOOR UNIT
OUTDOOR UNIT
G
C
Y
B
LA
C
K
R
C
B
LA
C
K
GROUND
PLUG PLA TE
