2-21
johNSoN coNtroLS
ForM 102.20-N1 (1109)
2
These brackets are used to secure the top segment to
the bottom segment. After final alignment, bolt the
two brackets with hardware supplied.
1. Before placing top tier:
a) Verify the correct orientation of top and
bottom tier.
b) Remove cross brace(s) (shipping supports)
from top tier.
c) Remove plastic shipping covers and their
supports.
d) Make sure all wiring and/or control tubing
connection pigtails are secured out of the
path of the mating surfaces to prevent
damage during rigging.
e) Ensure 1/4" x 2" neoprene gasket properly
installed on bottom tier. If the top tier is
shorter in direction of airflow than the bottom
tier, apply gasket material on the top panel
of the bottom tier from raceway to raceway
but not on top of raceways
(see Fig. 2-31).
f) Apply second layer of 1/4" x 2" gasket over top of
that applied in step (e) but include the raceways.
Steps (e) and (f) are necessary because the top
panel of the bottom tier is slightly recessed below
the height of its raceways.
g) If top tier has shipping splits,
refer to “Installing
Multiple Piece Indoor Unit”
for correct assembly
procedure.
TOP RIGHT
RACEWAY
TOP LEFT
RACEWAY
BOTTOM TIER
TOP PANEL
TOP TIER
PLACE FIRST LAYER OF GASKET FROM RACEWAY TO
RACEWAY
PLACE SECOND LAYER OF GASKET OVER FIRST LAYER
AND OVER RACEWAYS
Fig. 2-31 – APPlY gASKEtS tO tOP PAnEl
BOttOM tiER
LD09690
See complete rigging instructions ex-
plained in detail in Section 1.
See “Ship loose Parts” in this section
of the Manual to identify gaskets and
hardware items.
Installation of Tiered Unit
A Tiered Unit may not be factory assembled. Field
assembled units are shipped with the top-tier segment
skidded. This top-tier segment is equipped with
brackets bolted to the bottom raceway (
see Fig. 2-30
).
The bottom-tier segment is equipped with brackets
bolted to the top raceway.
LD09625
Fig. 2-30 – tiEREd unit SECuREd With BRACKEtS
3/8" Nut
3/16" Allen
Wrench
3/8" Flat
Washer
3/8" Lock Washer
3/8" x 3/4" Button
Head Screw
Size = 3/16"
Allen Wrench
LD11029a
Fig. 2-29 – tiEREd unit
LD09624
Summary of Contents for YORK SOLUTION LD09624
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