Ltu Series Specifications; Ltu Series Packing List - Space-Ray LTU80-N5 Installation And Operation Instructions Manual

6.0)

LTU SERIES SPECIFICATIONS

Btu/hr
Model No. 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 Gas Pipe
Gas Connection
Natural ½" MPT
or Propane
LTU 225 and 250 require a minimum 3/4" nominal ID flexible gas connector.
1
LTU 180-250: 6" round. See Section 17.0) for vent sizes and limitations.
2
In-line: 2 Amp 250V
(for 24V Circuit)
7.0)

LTU SERIES PACKING LIST

A. Control/Draft Inducer Package
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)
4-inch Starting Collar (#40504020) supplied with LTU 80-175 models.
1
LTU 225 and 250 models using Gas Connector, 1" OD x 36" (#30302361)
2
Flue Restrictor Plate
I.D. & Part #
#42741050
#42741050
#42741060
#42741070
#42741070
#42741080
#42741080
#42741090
#42741090
#42741100
#42741100
#42741100
#42741130
#42741140
#42741150
Tube
Diameter
1
(Male) 4"
Fuse Rating:
Spark Module: 3 Amp 250V
(for 24V Circuit)
(#42892009) Supplied with LTU 180-250................................................. 1
1
¼ - 20 Locknuts (#02167010) .............................................................................. 6
Orifice Size
Natural 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 Fresh Air
Connection Connection
2
4" Round 6" Round
Ignition System (direct spark):
30 second pre-purge period
................................................................................... 1
2
-6-
Minimum *
Mounting Height
@
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 Current
Supply Rating
120 Volt, 60Hz,
1 Phase 2.6 Amp
QTY
Form #43155010
@
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.
Mar 09