Laars heating systems – LAARS NeoTherm NTV (Sizes 150–850 MBTU/h) - Install and Operating Manual User Manual
Page 66
Page 62
LAARS Heating Systems
SI
zE
SI
zE
SI
zE
SI
zE
SI
zE
SI
zE
SI
zE
SI
zE
SI
zE
SI
zE
ITEM
D
ESCRIPTION
NTH 80
NTH 105
NTH 150
NTH 210
NTH 285
NTH 399
NTH 500
NTH 600
NTH 750
NTH 850
NTV 150
NTV 199
NTV 285
NTV 399
NTV 500
NTV 600
NTV 750
NTV 850
49
High
Gas
Pressure
Switch
—
—
—
—
—
—
R50D5014
R50D5013
R75D5014
R75D5014
50
Low
Gas
Pressure
Switch
—
—
—
—
—
—
R50D5015
R50D5012
R75D5015
R75D5015
51
Duct/V
enturi
Transition
R10D5021
R10D5021
R10D5021
R10D5013
R30D5013
—
R50D5017
R60D5052
R60D5052
R85D5052
52
Gas
Supply
Pipe
RP2051700
RP2051400
RP2051400
RP2051400
RP2051500
P2054300
P2054300
P2054300
P2064200
P2064200
53
Gas
Pipe,
3/4”
NPT
—
—
—
—
—
RP2056500
—
—
—
—
Formed Nipple
55
Air
Inlet
Flex
Hose
D0091403
RD0091403
RD0091403
D0091401
D0091401
RD0091202
D0091301
RD0091201
RD0091203
RD0091203
56
Air
Inlet
Collector
—
—
—
—
—
R
V2019400
—
—
—
—
57
Electrical
Connector
w/Cable
—
—
—
—
—
RE2331700
RE2331700
—
—
—
58
Elbow
Adapter
—
—
—
—
—
R
V2019300
R
V2019300
—
59
Blower
Gasket
W/Fasteners
—
—
—
—
—
—
—
RS2107500
RS2107500
RS2107500
Heat
Exchanger
Components
–
See Figure 66
60
Heat
Exchanger
RS2106900
RS2105500
RS2105800
RS2105700
RS21
11
100
RS21
11200
RS21
11300
RS21
11300
RS21
11400
RS21
11500
NTH
S21
11000
NTV
61
Pump
Assembly
R8D41
10
R10D41
10
R10D41
10
R20D4140
R30D41
10
R40D41
10
R50D41
10
—
—
—
NTH
NTH
NTH
NTH
15D4040
50D4040
50D4040
50D4040
NTV
NTV
NTV
NTV
62
Low
W
ater
Cutof
f Switch
—
—
—
—
—
—
RE2076500
RE2076500
RE2076500
RE2076500
63
Inlet
W
ater
Temp
Sensor
RE2320600
RE2320600
RE2320600
RE2320600
RE2320600
RE2320600
RE2320600
RE2320600
RE2320600
RE2320600
64
Duplex
Outlet
W
ater
RE2319900
RE2319900
RE2319900
RE2319900
RE2319900
RE2319900
RE2319900
RE2319900
RE2319900
RE2319900
Temperature Sensor
65
Duplex
Stack
RE2319700
RE2319700
RE2319700
RE2319700
RE2319800
RE2319800
RE2319800
RE2319800
RE2319800
RE2319800
Temperature Sensor
66
Pressure
Relief
Valve,
R51-182
R51-182
R51-182
R51-182
RA21
13602
RA21
13602
RA21
13602
RA21
13602
RA21
13602
RA21
13602
NTH
(30 PSI)
(30 PSI)
(30 PSI)
(30 PSI)
(75 PSI)
(75 PSI)
(75 PSI)
(75 PSI)
(75 PSI)
(75 PSI)
Pressure
Relief
Valve,
A21
14802
A21
14802
A21
14802
A21
14802
A21
14802
A21
14802
A21
14802
A21
14802
NTV
(125 PSI)
(125 PSI)
(125 PSI)
(125 PSI)
(125 PSI)
(125 PSI)
(125 PSI)
(125 PSI)
67
Air
Vent
R1-592
R1-592
R1-592
R1-592
R1-592
R1-592
R1-592
R1-592
R1-592
R1-592
68
Burner
Door
w/gaskets
RS2108300
RS2108300
RS2108300
RS2108300
RS2108300
RS2108300
RS2108300
RS2108300
RS2108300
RS2108300
68A
Gaskets-only
(burner door)
R2069400
R2069400
R2069400
R2069400
R2069400
R2069400
R2069400
R2069400
R2069400
R2069400
69
Burner
Gasket
RS2108500
RS2108500
RS2108500
RS2108500
RS2108500
RS2108500
RS2108500
RS2108500
RS2108500
RS2108500