3
II. INTRODUCTION
This booklet cont
a
ins the inst
a
ll
a
tion
a
nd oper
a
ting instructions for your combin
a
tion g
a
s
he
a
ting/electric cooling unit. There
a
re some prec
a
utions th
a
t should be t
a
ken to derive
m
a
ximum s
a
tisf
a
ction from it. Improper inst
a
ll
a
tion c
a
n result in uns
a
tisf
a
ctory oper
a
tion
or d
a
ngerous conditions.
Re
a
d this booklet
a
nd
a
ny instructions p
a
ck
a
ged with sep
a
r
a
te equipment required to
m
a
ke up the system prior to inst
a
ll
a
tion. Give this booklet to the owner
a
nd expl
a
in its
provisions. The owner should ret
a
in this booklet for future reference.
III. CHECKING PRODUCT RECEIVED
Upon receiving the unit, inspect it for
a
ny d
a
m
a
ge from shipment. Cl
a
ims for d
a
m
a
ge,
either shipping or conce
a
led, should be filed immedi
a
tely with the shipping comp
a
ny.
IMPORTANT:
Check the unit model number, he
a
ting size, electric
a
l ch
a
r
a
cteristics,
a
nd
a
ccessories to determine if they
a
re correct.
IV. SPECIFICATIONS
A. GENERAL
The Combin
a
tion G
a
s He
a
ting/Electric Cooling Rooftop is
a
v
a
il
a
ble in
8
0,000, 100,000,
120,000
a
nd 135,000 BTU/Hr. he
a
ting inputs
a
nd cooling c
a
p
a
cities of 3, 3
1
⁄
2
, 4,
a
nd 5
nomin
a
l tons of cooling. Units
a
re convertible from bottom supply
a
nd return to side sup-
ply
a
nd return by reloc
a
tion of supply
a
nd return
a
ir
a
ccess p
a
nels.
S
ee cover inst
a
ll
a
-
tion det
a
il.
The units
a
re we
a
therized for mounting outside of the building.
The inform
a
tion on the r
a
ting pl
a
te is in compli
a
nce with the FTC
a
nd DOE r
a
ting for sin-
gle ph
a
se units. The following inform
a
tion is for three ph
a
se units which
are not
covered
under the DOE certific
a
tion progr
a
m.
1. The energy consumption of the ignition system used with this unit is 9 w
a
tts.
2. The efficiency r
a
ting of this unit is
a
product therm
a
l efficiency r
a
ting determined
under continuous oper
a
ting conditions independent of
a
ny inst
a
lled system.
B. MAJOR COMPONENTS
The unit includes
a
hermetic
a
lly-se
a
led refriger
a
ting system (consisting of
a
scroll com-
pressor, condenser coil, ev
a
por
a
tor coil with thermost
a
tic exp
a
nsion v
a
lve),
a
circul
a
tion
a
ir blower,
a
condenser f
a
n,
a
he
a
t exch
a
nger
a
ssembly, g
a
s burner
a
nd control
a
ssem-
bly, combustion
a
ir motor
a
nd f
a
n,
a
nd
a
ll necess
a
ry intern
a
l electric
a
l wiring. The cool-
ing system of these units is f
a
ctory-ev
a
cu
a
ted, ch
a
rged with R-410A refriger
a
nt
a
nd per-
form
a
nce tested. Refriger
a
nt
a
mount
a
nd type
a
re indic
a
ted on r
a
ting pl
a
te.
C. R410A REFRIGERANT
All units
a
re f
a
ctory ch
a
rged with R-410A refriger
a
nt.
1. Specification of R-410A:
Application: R-410A is not a drop-in replacement for R-22;
equipment designs must
a
ccommod
a
te its higher pressures. It c
a
nnot be retrofitted into R-22 units.
Pressure: The pressure of R-410A is approximately 60% (1.6 times) greater than R-
22.
Recovery
a
nd recycle equipment, pumps, hoses
a
nd the like need to h
a
ve design
pressure r
a
tings
a
ppropri
a
te for R-410A.
M
a
nifold sets need to r
a
nge up to
8
00 psig
high-side
a
nd 250 psig low-side with
a
550 psig low-side ret
a
rd. Hoses need to h
a
ve
a
service pressure r
a
ting of
8
00 psig. Recovery cylinders need to h
a
ve
a
400 psig service
pressure r
a
ting. DOT 4BA400 or DOT BW400.
Combustibility:
At pressures
a
bove 1
a
tmosphere, mixture of R-410A
a
nd
a
ir c
a
n
become combustible.
R-410A and air should never be mixed in tanks or supply
!
WARNING
THE MANUFACTURER’S WARRAN-
TY DOES NOT COVER ANY DAM-
AGE OR DEFECT TO THE AIR CON-
DITIONER CAUSED BY THE
ATTACHMENT OR USE OF ANY
COMPONENTS, ACCESSORIES OR
DEVICES (OTHER THAN THOSE
AUTHORIZED BY THE MANUFAC-
TURER) INTO, ONTO OR IN CON-
JUNCTION WITH THE AIR CONDI-
TIONER. YOU SHOULD BE AWARE
THAT THE USE OF UNAUTHO-
RIZED COMPONENTS, ACCES-
SORIES OR DEVICES MAY
ADVERSELY AFFECT THE OPERA-
TION OF THE AIR CONDITIONER
AND MAY ALSO ENDANGER LIFE
AND PROPERTY. THE MANUFAC-
TURER DISCLAIMS ANY RESPON-
SIBILITY FOR SUCH LOSS OR
INJURY RESULTING FROM THE
USE OF SUCH UNAUTHORIZED
COMPONENTS, ACCESSORIES OR
DEVICES.
!
WARNING
UNITS ARE NOT DESIGN CERTIFIED TO BE INSTALLED INSIDE THE STRUC-
TURE. DOING SO CAN CAUSE INADEQUATE UNIT PERFORMANCE AS WELL
AS PROPERTY DAMAGE AND CARBON MONOXIDE POISONING RESULTING
IN PERSONAL INJURY OR DEATH.
Recognize this symbol
a
s
a
n indi-
c
a
tion of Import
a
nt
Sa
fety
Inform
a
tion!
!
!
WARNING
INSTALL THIS UNIT ONLY IN A
LOCATION AND POSITION AS
SPECIFIED IN THE LOCATION
REQUIREMENTS AND CONSIDER-
ATIONS SECTION OF THESE
INSTRUCTIONS. PROVIDE ADE-
QUATE COMBUSTION AND VENTI-
LATION AIR TO THE UNIT SPACE
AS SPECIFIED IN THE VENTING
SECTION OF THESE INSTRUC-
TIONS.
!
WARNING
PROVIDE ADEQUATE COMBUS-
TION AND VENTILATION AIR TO
THE UNIT SPACE AS SPECIFIED IN
THE COMBUSTION AND VENTILA-
TION AIR SECTION OF THESE
INSTRUCTIONS.
Summary of Contents for RKNL 13 SEER (3-5 TONS) SERIES
Page 25: ...25 FIGURE 20 FIGURE 21 INTEGRATED FURNACE CONTROL SPEED TAP BLOCK FIGURE 22 ...
Page 26: ...26 FIGURE 22 Continued ...
Page 79: ...79 FIGURE 23 WIRING DIAGRAM ...
Page 80: ...80 FIGURE 24 WIRING DIAGRAM ...
Page 81: ...81 FIGURE 25 WIRING DIAGRAM ...
Page 82: ...82 FIGURE 26 WIRING DIAGRAM ...
Page 83: ...83 FIGURE 27 WIRING DIAGRAM ...
Page 84: ...84 FIGURE 28 WIRING DIAGRAM ...
Page 85: ...85 FIGURE 29 WIRING DIAGRAM ...
Page 87: ...87 FIGURE 31 SYSTEM CHARGE CHARTS 3 5 TON COOLING 13 14 SEER ...
Page 88: ...88 FIGURE 32 SYSTEM CHARGE CHARTS 4 TON COOLING 13 14 SEER ...
Page 89: ...89 FIGURE 33 SYSTEM CHARGE CHARTS 5 TON COOLING 13 SEER ...
Page 94: ...94 ...
Page 95: ...95 ...
Page 96: ...96 CM 0606 ...