1.0
Introduction
•
Safety Labels and Their Locations
Read and understand all safety information and warnings in this manual before
installation, operation, and maintenance of the radiant tube heater system.
Safety Labels and Their Locations
Product safety signs or labels should be replaced by the product user when they no longer are legible.
Contact either your local distributor or the product manufacturer for obtaining replacement signs or labels.
Back Panel
F/N: LLTB018 (Natural Gas)
LLTB019 (Propane)
Top Panel
WARNING
!
LOW-INTENSITY INFRARED HEATER
RADIATEUR À INFRAROUGE À FAIBLE INTENSITÉ
112671
MODEL NUMBER
SERIAL NUMBER
VERSION
NUMÉRO DE MODÈLE
NUMÉRO DE SÉRIE
YYMMREPCSHIPPE####
08/24
MRS-15-50N
MAX. HEAT INPUT
MANIFOLD PRESSURE
VOLTAGE
MAX. DEBIT CALORIFIQUE
50,000
PRESSION A LA TUBULURE D'ALIMENTATION
3.5
INCHES W.C.
120
VAC
BTU/h
MIN. HEAT INPUT
35,000
MAXIMUM INLET PRESSURE
14.0
AMPS
4.8
MIN. DEBIT CALORIFIQUE
BTU/h
PRESSION D'ALIMENTATION MAXIMALE
INCHES W.C.
TYPE DE GAZ
TYPE OF GAS
NATURAL
PRESSION D'ALIMENTATION EN GAS MIN. ADMISE
MINIMUM INLET PRESSURE FOR PURPOSE OF ADJ.
5.0
PHASE
SINGLE
INCHES W.C.
VENT CATEGORY
ORIFICE SIZE
FREQUENCY
ÉVENT CATÉGORIE
N/A - UNVENTED
DIM DE L'INJECTEUR
18
60
D.M.S.
Hz
COMBUSTION CHAMBER
MIN. MOUNTING ANGLE
TP-877
MIN. ANGLE DE SUPPORT
0°
THIS DESIGN COMPLIES WITH STANDARD(S):
MAX. MOUNTING ANGLE
COMPLES DE CETTE CONCEPTION AVEC LA NORME:
MAX. ANGLE DE SUPPORT
30°
ANSI Z83.26-2020 • CSA 2.37-2020 GAS-FIRED PATIO HEATER
HEATER BUILD TYPE
C1
MODINE MANUFACTURING COMPANY
THIS HEATER IS TO BE UN-VENTED ONLY
FOR OUTDOOR USE ONLY.
21400 HOOVER RD., WARREN, MI 48089
MADE IN U.S.A.
1.800.828.4328 (HEAT)
www.modinehvac.com
MRS-15-50N
HL2-40-125N
Production Code:
Version:
9.14
Data on this label is for the model shown on this label. If your heater has been converted,
this information is not accurate. Please contact the factory for assistance.
BURNER COMPONENTS:
Gas Valve:
36E96-224-N
Circuit Board:
Micro60-24
Wire Harness:
3 PCS Harness
N.O. Switch:
None
N.O. VL Orifice:
None
N.C. Switch:
None
N.C. VL Orifice:
None
Diff Switch:
IS22010051F5169
Diff VL Orifice:
Grey (+ / -)
Igniter:
Norton
Burner:
Low-Mid
16" Tube:
4" Gen.
Ind. Lights:
Yellow - 120V
HEATER
Orifice Type:
TYPE:
Gas:
C1
Air:
Bottom Panel
For parts replacement information, contact factory at 586-756-0950 or visit www.drp-co.com/parts.
F/N: LLLOGOXXX
4
LOW-INTENSITY INFRARED HEATER
RADIATEUR À INFRAROUGE À FAIBLE INTENSITÉ
MODEL NUMBER
SERIAL NUMBER
NUMÉRO DE MODÈLE
NUMÉRO DE SÉRIE
YYMMREPCSHIPPE####
MRS-15-50N
MAX. HEAT INPUT
MANIFOLD PRESSURE
50,000
MAX. DEBIT CALORIFIQUE
PRESSION A LA TUBULURE D'ALIMENTATION
BTU/h
MIN. HEAT INPUT
MAXIMUM INLET PRESSURE
35,000
MIN. DEBIT CALORIFIQUE
PRESSION D'ALIMENTATION MAXIMALE
BTU/h
MINIMUM INLET PRESSURE FOR PURPOSE OF ADJ.
TYPE OF GAS
NATURAL
PRESSION D'ALIMENTATION EN GAS MIN. ADMISE
TYPE DE GAZ
VENT CATEGORY
ORIFICE SIZE
ÉVENT CATÉGORIE
N/A - UNVENTED
DIM DE L'INJECTEUR
COMBUSTION CHAMBER
TP-877
THIS DESIGN COMPLIES WITH STANDARD(S):
COMPLES DE CETTE CONCEPTION AVEC LA NORME:
ANSI Z83.26-2020 • CSA 2.37-2020 GAS-FIRED PATIO HEATER
MODINE MANUFACTURING COMPANY
21400 HOOVER RD., WARREN, MI 48089
1.800.828.4328 (HEAT)
www.modinehvac.com
FIRE HAZARD. Always maintain published clearances to combustibles.
In locations used for the storage of combustible materials, signs must be
posted. Consult manual for additional guidelines.
This heater must be installed at least 79" above the floor/ground level
(as applicable).
CLEARANCES TO COMBUSTIBLES ( in inches )
MODEL NO.
MOUNTING ANGLE*
TOP
0°
10
MRS-15-50
30°
10
SIDE VIEW
End
End
* Heaters mounted on an angle between 0° and
30° must maintain clearances posted for 0° or
30°, whichever is greater.
F/N: LLTCL018a_M
Clearances to Combustibles Label
This heater must be installed in accordance with the manufacturer's
instruction and local codes, if any. In absence of local codes, follow the
latest edition of the National Fuel Gas Code, NFPA 54 (ANSI Z223.1) or
the CAN/CCA B149 installation codes.
Hot while in operation. DO NOT Touch. Keep children, clothing, and
combustible materials away. DO NOT store combustible materials under
this heater while in operation.
Keep burner and control compartment clean. See installation and
operating instructions accompanying heater.
APPLICATION: Minimum mounting height 79" above finished floor.
If this appliance is installed in one or more of the following locations, then the installation
must be in accordance with the latest edition of the applicable standard(s):
• Aircraft Hangers - ANSI / NFPA 409
• Parking Structure - ANSI / NFPA 88A
• Repair Garages - ANSI / NFPA 88B
Serial No.: 0914XXXXXXXXXX 0001
Stock:
None
HL2-125
Add-On:
N/A
(Specify TP-#'s)
840
Diag. Light:
On Circuit Board
851
Term. Block:
None
N/A
852
Transformer:
40 VA
826
N/A
Fan:
Fasco Lg.
55A
Alt. Fan:
50Hz - 120V
55B
N/A
Alt. Fan Usage:
When Specified
Relay:
None
N/A
264E
Filter:
None
N/A
24 Volt In:
3 T-plug
832
50
120 Volt In:
2 x 4 Box
66
3072
Gas In:
7/8" FC Flare
83
380
Extra VL Orifice:
None
828
Internal Use Only:
C1
C2
C3
TP-204#
3
3
3
Electric:
LLWT038
Special 1:
Micro60
Tag:
Special 2:
TP-44#
1 1/2"
1 5/8"
1 5/8"
None
Plug-Wh.
MRS
Series
Rating Plate
112671
VERSION
08/24
VOLTAGE
3.5
120
INCHES W.C.
VAC
AMPS
14.0
4.8
INCHES W.C.
PHASE
5.0
SINGLE
INCHES W.C.
FREQUENCY
18
60
D.M.S.
Hz
MIN. MOUNTING ANGLE
0°
MIN. ANGLE DE SUPPORT
MAX. MOUNTING ANGLE
MAX. ANGLE DE SUPPORT
30°
HEATER BUILD TYPE
C1
THIS HEATER IS TO BE UN-VENTED ONLY
FOR OUTDOOR USE ONLY.
MADE IN U.S.A.
SIDE(S)
FRONT
BEHIND
ENDS
BELOW
14
14
12
50
25
10
12
40
END VIEW
END VIEW
0° Mounting
30° Mounting
Top
Top
Front
Max.
Side
Side
30˚ Angle
Back
Below
Below
LLTCL018a_M-1x-07/24 (CDS)
F/N: LLTCL016a
Safety Label
LLTCL016a-1x-05/17 (CDS)
Burner Control Box
Component Label
(located under the top panel)
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