Daikin DBG Series Configuration guide
5151 San Felipe St., Suite 500, Houston, TX 77056
www.daikinac.com
ATTENTION INSTALLING PERSONNEL:
RECOGNIZE THIS SYMBOL
AS A SAFETY PRECAUTION.
outdoor
*NOTE:
DBG SERIES
LIGHT COMMERCIAL PACKAGED GAS UNIT
15 to 25 ToN
Our continuing commitment to quality products may mean a change in specications without notice.
Index
Replacement Parts ................................................................2
.................................................................2
..............................................................3
.........................................................................4
Clearances.............................................................................6
.........................................6
....................................................6
Rigging Details.......................................................................6
Electrical Wiring ....................................................................8
Gas Supply Piping ................................................................10
....................................................12
.....................................................13
................................................................................13
NOTE: 15 & 20 ton model shown in picture.
25 ton model has 2 fans.
ONLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL, ADJUST, SERVICE OR
REPAIR (HEREINAFTER, “SERVICE”) THE EQUIPMENT SPECIFIED IN THIS MANUAL
SHOULD SERVICE THE EQUIPMENT. THE MANUFACTURER WILL NOT BE RESPONSIBLE
FOR ANY INJURY OR PROPERTY DAMAGE ARISING FROM IMPROPER SERVICE OR
SERVICE PROCEDURES. IFYOU SERVICE THIS UNIT, YOU ASSUME RESPONSIBILITY
FOR ANY INJURY OR PROPERTY DAMAGE WHICH MAY RESULT. INADDITION, IN
JURISDICTIONS THAT REQUIRE ONE OR MORE LICENSES TO SERVICE THE EQUIPMENT
SPECIFIED IN THIS MANUAL, ONLY LICENSED PERSONNEL SHOULD SERVICE THE
EQUIPMENT. IMPROPER INSTALLATION, ADJUSTMENT, SERVICING OR REPAIR OF
THE EQUIPMENT SPECIFIED IN THIS MANUAL, OR ATTEMPTING TO INSTALL, ADJUST,
SERVICE OR REPAIR THE EQUIPMENT SPECIFIED IN THIS MANUAL WITHOUT PROPER
TRAINING MAY RESULT IN PRODUCT DAMAGE, PROPERTY DAMAGE, PERSONAL
INJURY OR DEATH.
©2019
65rnin
PROP 65 WARNING
FOR CALIFORNIA CONSUMERS
WARN ING
2
REPLACEMENT PARTS
www.daikinac.com
855-DAIKIN-1
SAFETY INSTRUCTIONS
I
F
THE
INFORMATION
IN
THESE
INSTRUCTIONS
IS
NOT
FOLLOWED
EXACTLY
,
A
FIRE
OR
EXPLOSION
MAY
RESULT
CAUSING
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
LOSS
OF
LIFE
.
;
BE
WHAT TO DO IF YOU SMELL GAS:
�
�
�
�
WARNING
S
HOULD
OVERHEATING
OCCUR
OR
THE
GAS
SUPPLY
FAIL
TO
SHUT
OFF
,
TURN
OFF
THE
MANUAL
GAS
SHUTOFF
VALVE
EXTERNAL
TO
THE
FURNACE
BEFORE
TURNING
OFF
THE
ELECTRICAL
SUPPLY
.
WARNING
SHEET METAL PARTS, SCREWS, CLIPS AND SIMILAR ITEMS INHERENTLY
HAVE SHARP EDGES, AND IT IS NECESSARY THAT THE INSTALLER AND
SERVICE PERSONNEL EXERCISE CAUTION.
CAUTION
DONOT CONNECT TO OR USE ANY DEVICE THAT IS NOT DESIGN
CERTIFIED BY THE MANUFACTURER FOR USE WITH THIS UNIT. SERIOUS
PROPERTY DAMAGE, PERSONAL INJURY, REDUCED UNIT PERFORMANCE
AND/OR HAZARDOUS CONDITIONS MAY RESULT FROM THE USE OF
SUCH NON-APPROVED DEVICES.
WARNING
T
HIS
UNIT
MUST
NOT
BE
USED
AS
A
“
CONSTRUCTION
HEATER
”
DURING
THE
FINISHING
PHASES
OF
CONSTRUCTION
ON
A
NEW
STRUCTURE
. T
HIS
TYPE
OF
USE
MAY
RESULT
IN
PREMATURE
FAILURE
OF
THE
UNIT
DUE
TO
EXTREMELY
LOW
RETURN
AIR
TEMPERATURES
AND
EXPOSURE
TO
CORROSIVE
OR
VERY
DIRTY
ATMOSPHERES
.
WARNING
HIGH VOLTAGE !
D
ISCONNECT
ALL
POWER
BEFORE
SERVICING
OR
INSTALLING
THIS
UNIT
. M
ULTIPLE
POWER
SOURCES
MAY
BE
PRESENT
. F
AILURE
TO
DO
SO
MAY
CAUSE
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
.
WARNING
T
O
PREVENT
THE
RISK
OF
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
,
DO
NOT
STORE
COMBUSTIBLE
MATERIALS
OR
USE
GASOLINE
OR
OTHER
FLAMMABLE
LIQUIDS
OR
VAPORS
IN
THE
VICINITY
OF
THIS
APPLIANCE
.
WARNING
.............................................13
.......................................13
...........................................................15
.................................................16
................................................................16
............................18
............................20
Maintenance .......................................................................21
..................................................................22
Appendix A Blower Performance Data.................................24
Appendix B Electrical Data...................................................27
Appendix C Unit Dimensions ...............................................28
Appendix D Wiring Diagrams...............................................29
.................................................................37
3
GENERAL INFORMATION
T
O
PREVENT
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
DUE
TO
FIRE
,
EXPLOSIONS
,
SMOKE
,
SOOT
,
CONDENSATION
,
ELECTRIC
SHOCK
OR
CARBON
MONOXIDE
,
THIS
UNIT
MUST
BE
PROPERLY
INSTALLED
,
REPAIRED
,
OPERATED
AND
MAINTAINED
.
WARNING
4
NOTE:
UNIT LOCATION
T
O
PREVENT
POSSIBLE
EQUIPMENT
DAMAGE
,
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
,
THE
FOLLOWING
BULLET
POINTS
MUST
BE
OBSERVED
WHEN
INSTALLING
THE
UNIT
.
WARNING
IMPORTANT NOTE:
See important note under Roof Curb Installaon Only.
Unit should be energized 24 hours prior to
compressor start up to ensure crankcase heater has suciently
warmed the compressors. Compressor damage may occur if
this step is not followed.
NOTE:
•
•
•
•
•
•
•
•
•
•
•
•
•
•
5
•
•
B
MUST BE REMOVED
Please follow the instrucons below to remove brace.
CAUTION
The struts are located in the fork holes and
are used to protect the unit from damage while liing with
forks. The shipping brace is located under the unit (under
compressor).
LIFT OVER APPROXIMATE
CENTER OF UNIT
SPREADER BARS
MUST BE USED WITH
LIFTING STRAPS THAT
ARE LESS THAN 16
FEET L ONG
REMOVE 2 BRACKETS
ON EACH END TO
REMOVE
WOODEN STRUTS
REMOVE 2 BRACKETS
ON EACH END TO
REMOVE
SHIPPING BRACE
T
O
PREVENT
POSSIBLE
EQUIPMENT
DAMAGE
,
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
,
THE
FOLLOWING
BULLET
POINTS
MUST
BE
OBSERVED
WHEN
INSTALLING
THE
UNIT
.
WARNING
6
•
•
•
NOTE:
A
LL
CURBS
LOOK
SIMILAR
. T
O
AVOID
INCORRECT
CURB
POSITIONING
,
CHECK
JOB
PLANS
CAREFULLY
AND
VERIFY
MARKINGS
ON
CURB
ASSEMBLY
. I
NSTRUCTIONS
MAY
VARY
IN
CURB
STYLES
AND
SUPERCEDE
INFORMATION
SHOWN
.
CAUTION
CLEARANCES
75"
48"
48"
6" 36" MINIMUM
ROOF OVERHANG
UNIT CLEARANCES
NOTE: 15 & 20 ton models have 3 fans.
25 ton models have 2 fans.
INSULATED
PANELS
ROOF CURB INSTALLATION
I
F
PROTRUSIONS
EXIST
,
DO
NOT
ATTEMPT
TO
SET
UNIT
ON
CURB
.
I
NFORMATION
SHOWN
.
CAUTION
ROOF TOP DUCT CONNECTIONS
7
RIGGING DETAILS
T
O
PREVENT
PROPERTY
DAMAGE
,
THE
UNIT
SHOULD
REMAIN
IN
AN
UPRIGHT
POSITION
DURING
ALL
RIGGING
AND
MOVING
OPERATIONS
.
T
O
FACILITATE
LIFTING
AND
MOVING
WHEN
A
CRANE
IS
USED
,
PLACE
THE
UNIT
IN
AN
ADEQUATE
CABLE
SLING
.
WARNING
D
O
NOT
LIFT
UNITS
TWO
AT
A
TIME
. P
ROVISIONS
FOR
FORKS
HAVE
BEEN
INCLUDED
IN
THE
UNIT
BASE
FRAME
. M
INIMUM
FORK
LENGTH
IS
72”
TO
PREVENT
DAMAGE
TO
THE
UNIT
.
CAUTION
T
O
PREVENT
POSSIBLE
EQUIPMENT
DAMAGE
,
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
,
THE
FOLLOWING
BULLET
POINTS
MUST
BE
OBSERVED
WHEN
INSTALLING
THE
UNIT
.
WARNING
Important:
CAUTION
COMPRESSOR 1
COMPRESSOR 2
CG
EVAPORATORCOILS
A
B
C
XD
Y
CORNER & CENTER OF GRAVITY LOCATIONS
8
(lbs)
565
65"
A* and B* information
DATA
15 Tons
20 Tons
25 Tons
NOTE:
T
O
PREVENT
SEVERE
DAMAGE
TO
THE
BOTTOM
OF
THE
UNIT
,
DO
NOT
FORK
LIFT
UNIT
AFTER
WOOD
STRUTS
HAVE
BEEN
REMOVED
.
CAUTION
T
O
PREVENT
DAMAGE
TO
THE
UNIT
,
DO
NOT
ALLOW
CRANE
HOOKS
AND
SPREADER
BARS
TO
REST
ON
THE
ROOF
OF
THE
UNIT
.
CAUTION
ELECTRICAL WIRING
HIGH VOLTAGE !
D
ISCONNECT
ALL
POWER
BEFORE
SERVICING
OR
INSTALLING
THIS
UNIT
. M
ULTIPLE
POWER
SOURCES
MAY
BE
PRESENT
. F
AILURE
TO
DO
SO
MAY
CAUSE
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
.
WARNING
HIGH VOLTAGE !
T
O
AVOID
PERSONAL
INJURY
OR
DEATH
DUE
TO
ELECTRICAL
SHOCK
,
DO
NOT
TAMPER
WITH
FACTORY
WIRING
. T
HE
INTERNAL
POWER
AND
CONTROL
WIRING
OF
THESE
UNITS
ARE
FACTORY
-
INSTALLED
AND
HAVE
BEEN
THOROUGHLY
TESTED
PRIOR
TO
SHIPMENT
. C
ONTACT
YOUR
LOCAL
REPRESENTATIVE
IF
ASSISTANCE
IS
REQUIRED
.
WARNING
T
O
PREVENT
DAMAGE
TO
THE
WIRING
,
PROTECT
WIRING
FROM
SHARP
EDGES
. F
OLLOW
NATIONAL
ELECTRICAL
CODE
AND
ALL
LOCAL
CODES
AND
ORDINANCES
. D
O
NOT
ROUTE
WIRES
THROUGH
REMOVABLE
ACCESS
PANELS
.
CAUTION
C
ONDUIT
AND
FITTINGS
MUST
BE
WEATHER
-
TIGHT
TO
PREVENT
WATER
ENTRY
INTO
THE
BUILDING
.
CAUTION
NOTE:
T
O
AVOID
PROPERTY
DAMAGE
OR
PERSONAL
INJURY
DUE
TO
FIRE
,
USE
ONLY
COPPER
CONDUCTORS
.
CAUTION
T
O
PREVENT
IMPROPER
AND
DANGEROUS
OPERATION
DUE
TO
WIRING
ERRORS
,
LABEL
ALL
WIRES
PRIOR
TO
DISCONNECTION
WHEN
SERVICING
CONTROLS
. V
ERIFY
PROPER
OPERATION
AFTER
SERVICING
.
CAUTION
9
NOTE:
Low Voltage
Terminal Strip
Thermostat wiring
for all units
connect to low
voltage strip
Ground
Lug
Line voltage connects
to power block on
Coolers, 230V Gas
Packs, and 2 Speed
Models.
Line voltage connects
to middle contactor
on 460v and 575v
Gas Packs
(or power block
if equipped)
Power Block -
(Coolers, 230V Gas
Packs, and 2 Speed
Models)
Field wiring enters
from this direction
POWER AND LOW VOLTAGE BLOCK LOCATIONS
ntrol
ro
t
ntrol
r
lin
Gr
rsro
25 TONS MODEL POWER AND LOW VOLTAGE BLOCK LOCATIONS
NOTE:
F
AILURE
OF
UNIT
DUE
TO
OPERATION
ON
IMPROPER
LINE
VOLTAGE
OR
WITH
EXCESSIVE
PHASE
UNBALANCE
CONSTITUTES
PRODUCT
ABUSE
AND
IS
NOT
COVERED
BY
THE
WARRANTY
. I
T
MAY
CAUSE
SEVERE
DAMAGE
TO
THE
UNIT
ELECTRICAL
COMPONENTS
.
WARNING
NOTE:
10
ELECTRICAL ENTRANCE LOCATIONS
NOTE:
NOTE:
GAS SUPPLY PIPING
T
O
PREVENT
PERSONAL
INJURY
OR
DEATH
DUE
TO
IMPROPER
INSTALLATION
,
ADJUSTMENT
,
ALTERATION
,
SERVICE
OR
MAINTENANCE
,
REFER
TO
THIS
MANUAL
. F
OR
ADDITIONAL
ASSISTANCE
OR
INFORMATION
,
CONSULT
A
QUALIFIED
INSTALLER
,
SERVICE
AGENCY
OR
THE
GAS
SUPPLIER
.
WARNING
IMPORTANT NOTE:
T
O
PREVENT
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
WHEN
EITHER
USING
PROPANE
GAS
ALONE
OR
AT
HIGHER
ALTITUDES
,
OBTAIN
AND
INSTALL
THE
PROPER
CONVERSION
KIT
(
S
). F
AILURE
TO
DO
SO
CAN
RESULT
IN
UNSATISFACTORY
OPERATION
AND
/
OR
EQUIPMENT
DAMAGE
.
H
IGH
ALTITUDE
KITS
ARE
FOR
U.S. I
NSTALLATIONS
ONLY
AND
ARE
NOT
APPROVED
FOR
USE
IN
C
ANADA
.
WARNING
NATURAL
PROPANE
INLET GAS PRESSURE
IMPORTANT NOTE:
11
56
Natural Gas Capacity of Pipe
in Cubic Feet of Gas Per Hour (CFH)
Heating Value of Gas (BTU/Cubic Foot
CFH =
BTUH Furnace Input
46-1/10”
GAS INLET LOCATION (3/4” NPT)
46-1/10”46-1/10”
74-11/12”
HOOD LOCATED
INSIDE HEAT SECTION
DURING SHIPPING
DOOR
PROVIDE
CLEARANCE
FOR REMOVAL OF
ACCESS PANELS
DRIP LEG
GROUND
JOINT
UNION
MANUAL
SHUT OFF
VALVE
PROPER PIPING PRACTICE
NOTE:
12
T
O
PREVENT
PROPERTY
DAMAGE
OR
PERSONAL
INJURY
DUE
TO
FIRE
,
THE
FOLLOWING
INSTRUCTIONS
MUST
BE
PERFORMED
REGARDING
GAS
CONNECTIONS
AND
PRESSURE
TESTING
:
• T
HE
UNIT
AND
ITS
GAS
CONNECTIONS
MUST
BE
LEAK
TESTED
BEFORE
PLACING
IN
OPERATION
. B
ECAUSE
OF
THE
DANGER
OF
EXPLOSION
OR
FIRE
,
NEVER
USE
A
MATCH
OR
OPEN
FLAME
TO
TEST
FOR
LEAKS
. N
EVER
EXCEED
SPECIFIED
PRESSURES
FOR
TESTING
.
H
IGHER
PRESSURE
MAY
DAMAGE
GAS
VALVE
AND
CAUSE
OVERFIRING
WHICH
MAY
RESULT
IN
PREMATURE
HEAT
EXCHANGE
FAILURE
.
• T
HIS
UNIT
AND
ITS
SHUT
-
OFF
VALVE
MUST
BE
DISCONNECTED
FROM
THE
GAS
SUPPLY
DURING
ANY
PRESSURE
TESTING
OF
THAT
SYSTEM
AT
TEST
PRESSURES
IN
EXCESS
OF
1/2 PSIG (3.48
K
P
A
).
• T
HIS
UNIT
MUST
BE
ISOLATED
FROM
THE
GAS
SUPPLY
SYSTEM
BY
CLOSING
ITS
MANUAL
SHUT
-
OFF
VALVE
DURING
ANY
PRESSURE
TESTING
OF
THE
GAS
SUPPLY
PIPING
SYSTEM
AT
TEST
PRESSURES
EQUAL
TO
OR
LESS
THAN
1/2 PSIG (3.48
K
P
A
).
CAUTION
T
O
AVOID
PROPERTY
DAMAGE
OR
PERSONAL
INJURY
,
BE
SURE
THERE
IS
IN
THE
VICINITY
DURING
AIR
BLEEDING
.
NO
OPEN
FLAME
WARNING
PROPANE GAS INSTALLATIONS
T
O
AVOID
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
DUE
TO
FIRE
OR
EXPLOSION
CAUSED
BY
A
PROPANE
GAS
LEAK
,
INSTALL
A
GAS
DETECTING
WARNING
DEVICE
. S
INCE
RUST
CAN
REDUCE
THE
LEVEL
OF
ODORANT
IN
PROPANE
GAS
,
A
GAS
DETECTING
WARNING
DEVICE
IS
THE
ONLY
RELIABLE
WAY
TO
DETECT
A
PROPANE
GAS
LEAK
. C
ONTACT
A
LOCAL
PROPANE
GAS
SUPPLIER
ABOUT
INSTALLING
A
GAS
DETECTING
WARNING
DEVICE
.
WARNING
IMPORTANT NOTE:
®®®
®
200 PSIG
Maximum
5 to 15 PSIG
(20 PSIG Max.) Continuous
11" W.C.
Second Stage
Regulator
First Stage
Regulator
TYPICAL PROPANE GAS PIPING
NOTE:
13
NOTE:
T
HIS
UNIT
AND
ITS
INDIVIDUAL
SHUTOFF
VALVE
MUST
BE
DISCONNECTED
FROM
THE
GAS
SUPPLY
SYSTEM
DURING
ANY
PRESSURE
TESTING
OF
THAT
SYSTEM
AT
TEST
PRESSURES
IN
EXCESS
OF
1/2 PSIG (13.8”
W
.
C
.).
WARNING
T
HIS
UNIT
MUST
BE
ISOLATED
FROM
THE
GAS
SUPPLY
PIPING
SYSTEM
BY
CLOSING
ITS
INDIVIDUAL
MANUAL
SHUTOFF
VALVE
DURING
ANY
PRESSURE
TESTING
EQUAL
TO
OR
LESS
THAN
1/2 PSIG.
CAUTION
CIRCULATING AIR AND FILTERS
VENTING
CONDENSATE DRAIN CONNECTION
Drain Pan (Side View)
NOTE:
DRAIN CONNECTION
14
STARTUP, ADJUSTMENTS, AND CHECKS
HIGH VOLTAGE!
T
O
AVOID
PERSONAL
INJURY
OR
DEATH
DUE
TO
ELECTRICAL
SHOCK
,
BOND
THE
FRAME
OF
THIS
UNIT
TO
THE
BUILDING
ELECTRICAL
GROUND
BY
USE
OF
THE
GROUNDING
TERMINAL
PROVIDED
OR
OTHER
ACCEPTABLE
MEANS
. D
ISCONNECT
ALL
POWER
BEFORE
SERVICING
OR
INSTALLING
THIS
UNIT
.
WARNING
T
O
PREVENT
PROPERTY
DAMAGE
OR
PERSONAL
INJURY
, D
O
NOT
START
THE
UNIT
UNTIL
ALL
NECESSARY
PRE
-
CHECKS
AND
TEST
HAVE
BEEN
PERFORMED
.
CAUTION
MOVING MACHINERY HAZARD!
T
O
PREVENT
POSSIBLE
PERSONAL
INJURY
OR
DEATH
,
DISCONNECT
POWER
TO
THE
UNIT
AND
PADLOCK
IN
THE
“OFF”
POSITION
BEFORE
SERVICING
FANS
.
WARNING
System Voltage -
Nameplate Voltage -
15
3) PERCENT VOLTAGE
UNBALANCE
2) MAXIMUM VOLTAGE DEVIATIONS
FROM AVERAGE VOLTAGE
1) AVERAGE VOLTAGE
HOW TO USE THE FORMULA:
EXAMPLE: With voltage of 220, 216, and 213
1) Average Voltage = 220+216+213=649 / 3 = 216
2) Maximum Voltage Deviations from Average Voltage = 220 - 216 = 4
3) Percent Voltage Unbalance = 100 x = = 1.8%
Percent voltage unbalance MUST NOT exceed 2%
.
4
216
400
216
= 100 X
AIR FLOW ADJUSTMENTS
NOTE:
V
SPANLENGTHt
*DEFLECTION
FORCE
C
d
H
D
*
DRIVE BELT TENSION ADJUSTMENT
16
MODEL
SHEAVE
DIAMETER
(in)
DEFLECTION
(in)
BELT DRIVE Used New
+ +
+ +
+ +
DEFLECTION
FORCE (lbs)
TYPE
RECOMMENDED POUNDS OF FORCE PER BELT
MOTOR SHEAVE ADJUSTMENTS
NOTE:
C
B
VL & VM
NOTE:
GAS SYSTEM CHECK
S
HOULD
OVERHEATING
OCCUR
OR
THE
GAS
SUPPLY
FAIL
TO
SHUT
OFF
,
TURN
OFF
THE
MANUAL
GAS
SHUTOFF
VALVE
EXTERNAL
TO
THE
UNIT
BEFORE
TURNING
OFF
THE
ELECTRICAL
SUPPLY
.
WARNING
T
O
AVOID
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
,
DO
NOT
FIRE
GAS
UNIT
WITH
FLUE
BOX
COVER
REMOVED
.
WARNING
NOTE:
17
Flame
Sensor
Ignitor
NATURAL PROPANE (LP)
GAS ORIFICES
MAXIMUM
INPUT
(BTUH)
NUMBER
of
BURNERS
MAXIMUM
BTUH/BURNER
HEAT EXCHANGER AND BURNER ORIFICE SPECIFICATIONS
NOTE:
NATURAL
PROPANE
INLET GAS PRESSURE
NOTE:
18
Example:
NOTE:
NOTE:
Pressure Regulator
Adjustment
(Under Cap Screw)
Gas Valve
On/Off
Selector
Switch
INLET OUTLET
Inlet Pressure
Ta p
Outlet Pressure
Ta p
Inlet
Pressure Boss
Low Fire
Regulator Adjust
Manometer
Manometer
Hose
High Fire Regulator
Adjust Regulator
Vent
Outlet
Pressure Boss
Open to
Atmosphere
PRESSURE ADJUSTMENTS
TOPREVENT UNRELIABLE OPERATION OR EQUIPMENT DAMAGE, THE
GAS MANIFOLD PRESSURE MUST BE AS SPECIFIED ON THE UNIT
RATING PLATE. ONLY MINOR ADJUSTMENTS SHOULD BE MADE BY
ADJUSTING THE GAS VALVE PRESSURE REGULATOR.
CAUTION
NOTE:
NOTE:
19
T
O
AVOID
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
DUE
TO
FIRE
OR
EXPLOSION
,
A
QUALIFIED
SERVICER
MUST
INVESTIGATE
THE
REASON
FOR
THE
ROLLOUT
PROTECTION
DEVICE
TO
OPEN
BEFORE
MANUALLY
RESETTING
THE
ROLLOUT
PROTECTION
DEVICE
.
WARNING
20
LOW AMBIENT COOLING NOTES:
HIGH VOLTAGE!
D
ISCONNECT
ALL
POWER
BEFORE
SERVICING
OR
INSTALLING
THIS
UNIT
. M
ULTIPLE
POWER
SOURCES
MAY
BE
PRESENT
. F
AILURE
TO
DO
SO
MAY
CAUSE
PROPERTY
DAMAGE
,
PERSONAL
INJURY
OR
DEATH
.
WARNING
UNIT WITH ECONOMIZER OPTION:
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