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JOHNSON CONTROLS
FORM 160.80-EG1 (808)
FLOOR LAYOUT – NEOPRENE ISOLATORS
R- & R-1a UNITS
NOTES:
1. All dimensions are approximate. Certified dimensions are available on request.
2. Service clearance must be allowed as follows:
2’ at rear (condenser side) of unit and overhead.
3’ at front (evaporator/control center side) of unit.
10’ (12’ on S4/S5 compressor) on either end of unit for tube cleaning or replacement. A doorway or properly located opening may be used.
2’ on either end to allow for removal of water boxes for tube access and cleaning.
3. No special foundation required. Floor must be flat and level within 1/4”, capable of carrying the operating weight of the unit.
4. Millennium unit has four steel plate foot supports located under the tube sheets at each corner of shell package. Neoprene isolator pads are
field installed between foot support and floor.
5. All four neoprene isolator pads are identical. Pads are 1” thick with nominal 0.15” static deflection. Unit operating weights under 16,365 Ibs.
use 4-1/2” x 4-1/2” isolators; weights above 16,365 Ibs use 4-1/2” x 6” isolators.
6. Loading per isolator pad equals operating weight divided by four.
CoMPrEssor
shELL
CodEs
CooLEr-Cond.
a
tuBE shEEt
WIdth
B
shELL LEnGth
(to outsIdE oF tuBE
shEEts)
C
EVaPorator
sIdE
d
CondEnsEr
sIdE
s0, s1
B-B
4’–2-7/8”
10’
1-7/8”
2-1/2”
B-C
C-B
C-C
s2
B-B
5’–2-1/2”
10’
1-7/8”
2-1/2”
B-C
C-B
s2, s3
C-C, C-D
5’–2-1/2”
10’
1-7/8”
2-1/2”
D-C, D-D
s4
D-C
6’–2”
10’
1-7/8”
2-1/2”
D-D
s4, s5
E-E
6’–2”
6’–4-1/2”
12’
1-7/8”
2-1/2”
E-F
F-E
6’–6-1/2”
6’–9”
12’
1-7/8”
2-1/2”
F-F