Brochure

800.900.9276 FAX 800.559.1583
(Customer Service, Service Advisors)
20 Industrial Way, Rochester, NH 03867 603.335.6300 FAX 603.335.3355
(Applications Engineering)
1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8 905.238.0100 FAX 905.366.0130
www.Laars.com
Litho in U.S.A. © Laars Heating Systems Co. 1412 Doc. 1220G
Size
Water Gas 2" Dia. 3" Dia. lbs.
80 1 NPT
1
/2 NPT
1 NPT
1
/2 NPT
1 NPT
1
/2 NPT
1 NPT
1
/2 NPT
40 ft. 100 ft.
105 40 ft. 100 ft.
150
n/a
100 ft.
210 n/a 100 ft.
Weight
181
188
201
246
Connections Max Vent Length CVPC
LKJDBA
in
19
1
/2
19
1
/2
19
1
/2
26
3
/4
49
49
49
68
5
1
/4
14
3
1
/4
8
18
45
11
3
/4
30
14
1
/4
36
7
1
/2
19
20
1
/2
52
5
14
cm in
9
1
/2
8
5
1
/4
24
21
14
cm in
7
1
/2
6
1
/4
3
1
/4
19
16
8
cm in
11
11
11
28
28
28
cm in
10
3
/4
9
7
1
/2
27
22
19
cm in
13
3
/4
14
1
/4
14
1
/4
35
36
36
cm in
4
1
/2
4
1
/2
5
10
10
14
cm in
11
3
/4
11
3
/4
7
1
/2
30
30
19
cm in
13
1
/2
13
1
/2
13
1
/2
34
34
34
cm in
2
2
3
5
5
7
3 7
2
2
3
5
5
7
3 7
cm in cm
EFG
Air Inlet* Vent*
LAARS
®
NEOTHERM
®
RESIDENTIAL HYDRONIC BOILER
STANDARD EQUIPMENT:
High condensing efficiency
Modulation down to 20% of full fire
(5:1 turndown)
Sealed combustion chamber
Pre-mix stainless steel burner
Low NOx system exceeds the most
stringent regulations for air quality –
10ppm NOx
Horizontal or vertical direct vent
Horizontal vent and air terminals
Vent and air pipe lengths of up to
100 equivalent feet (each)
Built-in condensate trap
Vent temperature cutoff
Indirect water heater priority (sensor
included)
ASME 30 psi (207 kPa) working
pressure heat exchanger
ASME “H” stamp
Stainless steel heat exchanger with
welded construction (no gaskets)
30 psi (207 kPa) ASME rated
pressure relief valve
Temperature and pressure gauge
Drain valve
Multiple pump control for boiler,
system and indirect domestic water
pumps, each with delay
Optional pump (sized to model)
available for field installation
Electronic PID modulating control
Direct spark ignition
Large user-interface and display
Alarm output
Accepts external (4- 20mA or 0-
10VDC) modulation signal
Outdoor reset (sensor included)
On/Off toggle switch
Manual reset high limit
Burner site glass
Flue gas temperature cutoff
Zero clearance to combustible
surfaces
12-year limited warranty
NEOTHERM FEATURES:
Floor-standing condensing boiler
All connections are on top of unit
Stainless steel heat exchanger
Rated for alcove and closet installations
Easy to service
Qualifies for many Energy Rebates
95% AFUE
LAARS Integrated Control System
SM
Works with Building Automation
Systems
Backlit LCD display with touch pad
Quick Setup control feature
Control display in plain English,
not cryptic codes
80
105
150
210
Size
80000
105000
150000
210000
Input
76,000
99,750
142,500
199,500
Output
95.0
95.0
95.0
95.0
AFUE
%
BTU/h BTU/h
A
S
M
E
H