Ltu Series Specifications; Ltu Series Packing List - Space-Ray LTU 80– N5 Installation And Operation Instructions Manual

6.0)

LTU SERIES SPECIFICATIONS

Btu/hr Btu/hr Btu/hr Btu/hr
Model No. Model No. Model No. Model No. Input Input Input Input
LTU 80 80,000 1-1/2"
LTU 90 90,000 1-1/2"
LTU 100 100,000 1-5/8"
LTU 110 110,000 1-3/4"
LTU 120 120,000 1-3/4"
LTU 125 125,000 1-7/8"
LTU 130 130,000 1-7/8"
LTU 140 140,000 2-1/32"
LTU 150 150,000 2-1/32"
LTU 160 160,000 2-1/4"
LTU 175 175,000 2-1/4"
LTU 180 180,000 2-1/4"
LTU 200 200,000 2-3/8"
LTU 225 225,000 2-1/2"
LTU 250 250,000 2-3/4"
* MOUNT HEATERS AS HIGH AS POSSIBLE. Minimums are shown as a guideline for human comfort and uniform
energy distribution for complete building heating applications. Consult your Space-Ray representative for the
particulars of your installation requirements.
Type Type Gas Pipe Gas Pipe
Type Type Gas Pipe Gas Pipe
Gas Gas Connection Connection
Gas Gas Connection Connection
Natural ½" MPT
or Propane
1 LTU 225 and 250 require a minimum 3/4" nominal ID flexible gas connector.
2 LTU 180-250: 6" round. See Section 17.0) for vent sizes and limitations.
In-line: 2 Amp 250V
7.0)

LTU SERIES PACKING LIST

A. A. A. A. Control/Draft Induce Control/Draft Induce Control/Draft Induce Control/Draft Inducer Package
Part Description Part Description Part Description Part Description
Control Box Assembly .............................................................................................................................. 1
Draft Inducer & Junction Box Assembly ................................................................................................ 1
Flue Restrictor Plate (See Section 6.0) for plate I.D. and part no.) ................................................... 1
4" x 6" Starting Collar
Control Fastener Kit (#42907010) ....................................................................................................... 1
Containing: #8-32 Screws & Nuts (#02166010 & #02127030) .......................................... 2
Tube Flange Gasket (#42921000) ...................................................................................................... 2
Installation & Operation Instructions (#43155010) .......................................................................... 1
Gas connector, 5/8" OD x 36" (#30302360)
1 4-inch Starting Collar (#40504020) supplied with LTU 80-175 models.
LTU 225 and 250 models using Gas Connector, 1" OD x 36" (#30302361)
2
Flue Restrictor Plate Flue Restrictor Flue Restrictor Flue Restrictor Plate Plate Plate
I.D. & Part # I.D. & I.D. & I.D. & Part # Part # Part #
#42741050
#42741050
#42741060
#42741070
#42741070
#42741080
#42741080
#42741090
#42741090
#42741100
#42741100
#42741100
#42741130
#42741140
#42741150
Tube Tube
Tube Tube
Diameter Diameter
1 1 1 1 Diameter Diameter
(Male) 4"
Fuse Fuse Fuse Fuse Rating: Rating: Rating: Rating:
(for 24V Circuit)
r Package r Package r Package
(#42892009) Supplied with LTU 180-250 ................................................. 1
1
¼ - 20 Locknuts (#02167010) .............................................................................. 6
Orifice Size Orifice Size
Orifice Size Orifice Size
Natural Gas Natural Gas Natural Gas Natural Gas Propane Gas Propane Gas Propane Gas Propane Gas
#19 (0.166) #38
#16 (0.177) #36
#14 (0.182) #33
#10 (0.194) #31
13/64 (0.203) 1/8
#5 (0.206) #30
#4 (0.209) 3.3mm
5.5mm (0.216) #29
5.7mm (0.224) #28
5.8mm (0.228) #27
"C" (0.242) 3.8mm
"C" (0.242) #24
"F" (0.257) #21
6.9mm (0.272) #18
"K" (0.281) 4.5mm
Flue Flue Fresh Air Fresh Air
Flue Flue Fresh Air Fresh Air
Connection Connection Connection Connection
Connection Connection 2 2 2 2 Connection Connection
4" Round 6" Round
Ignition System (direct spark): Ignition System (direct spark): Ignition System (direct spark): Ignition System (direct spark):
30 second pre-purge period
................................................................................... 1
2
-6-
Minimum * Minimum *
Minimum * Minimum *
Mounting Height Mounting Height
Mounting Height Mounting Height
@ @ @ @
Horizontal Horizontal Horizontal Horizontal
(0.102) 13 ft.
(0.106) 13 ft.
(0.113) 13 ft.
(0.120) 14 ft.
(0.125) 14 ft.
(0.129) 14 ft.
(0.130) 14 ft.
(0.136) 15 ft.
(0.140) 15 ft.
(0.144) 15 ft.
(0.150) 15 ft.
(0.152) 18 ft.
(0.159) 18 ft.
(0.170) 20 ft.
(0.177) 20 ft.
Electrical Electrical Current Current
Electrical Electrical Current Current
Supply Supply Rating Rating
Supply Supply Rating Rating
120 Volt, 60Hz,
1 Phase 2.6 Amp
QTY QTY QTY QTY
Form #43155010
May 2013
@ @ @ @
45º Angle 45º Angle 45º Angle 45º Angle
12 ft.
12 ft.
12 ft.
13 ft.
13 ft.
13 ft.
13 ft.
14 ft.
14 ft.
14 ft.
14 ft.
17 ft.
17 ft.
19 ft.
19 ft.