0) ltu series specifications, 0) ltu series packing list – Space Ray LTS Series Two Stage User Manual
Page 7
Form #43155040
-6-
May 2013
6.0)
LTU SERIES SPECIFICATIONS
Model
Model
Model
Model
No.
No.
No.
No.
Input
Input
Input
Input,,,,
Btu/hr
Btu/hr
Btu/hr
Btu/hr
Flue Restrictor
Flue Restrictor
Flue Restrictor
Flue Restrictor Plate
Plate
Plate
Plate
I.D. &
I.D. &
I.D. &
I.D. & Part #
Part #
Part #
Part #
Orifice Size
Orifice Size
Orifice Size
Orifice Size
Minimum *
Minimum *
Minimum *
Minimum *
Mounting Height
Mounting Height
Mounting Height
Mounting Height
High
High
High
High
Low
Low
Low
Low
Natural Gas
Natural Gas
Natural Gas
Natural Gas
Propane Gas
Propane Gas
Propane Gas
Propane Gas
@
@
@
@
Horizontal
Horizontal
Horizontal
Horizontal
@
@
@
@
45º Angle
45º Angle
45º Angle
45º Angle
LTU 80
80,000
50,500
1-1/2” #42741050
#19
(0.166)
#38
(0.102)
13 ft.
12 ft.
LTU 90
90,000
57,000
1-1/2” #42741050
#16
(0.177)
#36
(0.106)
13 ft.
12 ft.
LTU 100 100,000 63,000
1-5/8” #42741060
#14
(0.182)
#33
(0.113)
13 ft.
12 ft.
LTU 110 110,000 69,500
1-3/4” #42741070
#10
(0.194)
#31
(0.120)
14 ft.
13 ft.
LTU 120 120,000 76,000
1-3/4” #42741070 13/64 (0.203)
1/8
(0.125)
14 ft.
13 ft.
LTU 125 125,000 80,000
1-7/8” #42741080
#5
(0.206)
#30
(0.129)
14 ft.
13 ft.
LTU 130 130,000 82,000
1-7/8” #42741080
#4
(0.209) 3.3mm (0.130)
14 ft.
13 ft.
LTU 140 140,000 88,500 2-1/32” #42741090 5.5mm (0.216)
#29
(0.136)
15 ft.
14 ft.
LTU 150 150,000 95,000 2-1/32” #42741090 5.7mm (0.224)
#28
(0.140)
15 ft.
14 ft.
LTU 160 160,000 100,000 2-1/4” #42741100 5.8mm (0.228)
#27
(0.144)
15 ft.
14 ft.
LTU 175 175,000 110,000 2-1/4” #42741100
“C”
(0.242) 3.8mm (0.150)
15 ft.
14 ft.
LTU 180 180,000 114,000 2-1/4” #42741100
“C”
(0.242)
#24
(0.152)
18 ft.
17 ft.
LTU 200 200,000 125,000 2-3/8” #42741130
“F”
(0.257)
#21
(0.159)
18 ft.
17 ft.
LTU 225 225,000 146,000 2-1/2” #42741140 6.9mm (0.272)
#18
(0.170)
20 ft.
19 ft.
LTU 250 250,000 162,000 2-3/4” #42741150
“K”
(0.281) 4.5mm (0.177)
20 ft.
19 ft.
* 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
Type
Type
Gas
Gas
Gas
Gas
Gas Pipe
Gas Pipe
Gas Pipe
Gas Pipe
Connection
Connection
Connection
Connection
Tube
Tube
Tube
Tube
Diameter
Diameter
Diameter
Diameter
Flue
Flue
Flue
Flue
Connection
Connection
Connection
Connection
1
1
1
1
Fresh Air
Fresh Air
Fresh Air
Fresh Air
Connection
Connection
Connection
Connection
Electrical
Electrical
Electrical
Electrical
Supply
Supply
Supply
Supply
Current
Current
Current
Current
Rating
Rating
Rating
Rating
Natural
or Propane
½” MPT
(Male)
4”
4” Round
6” Round
120 Volt, 60Hz,
1 Phase
2.6 Amp
1
LTU 180-250: 6” round. See Section 17.0) for vent sizes and limitations.
Fuse
Fuse
Fuse
Fuse Rating:
Rating:
Rating:
Rating:
Ignition Syste
Ignition Syste
Ignition Syste
Ignition System (direct spark):
m (direct spark):
m (direct spark):
m (direct spark):
In-line: 2 Amp 250V
(for 24V Circuit)
30 second pre-purge period
7.0)
LTU SERIES PACKING LIST
A.
A.
A.
A.
Control/Draft Induce
Control/Draft Induce
Control/Draft Induce
Control/Draft Inducer Package
r Package
r Package
r Package
Part Description
Part Description
Part Description
Part Description
QTY
QTY
QTY
QTY
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
1
(#42892009) Supplied with LTU 180-250 ................................................. 1
Control Fastener Kit (#42907010) ....................................................................................................... 1
Containing: #8-32 Screws & Nuts (#02166010 & #02127030) .......................................... 2
¼ - 20 Locknuts (#02167010) .............................................................................. 6
Tube Flange Gasket (#42921000) ...................................................................................................... 2
Installation & Operation Instructions (#43155040) .......................................................................... 1
Gas connector, 5/8” OD x 36”
2
(#30302360) .................................................................................... 1
1
4-inch Starting Collar (#40504020) supplied with LTU 80-175 models.
2
LTU 225 and 250 models using Gas Connector, 1” OD x 36” (#30302361).