Laars JVH Parts List

Page 36

LAARS Heating Systems

10B Parts List JVH

Mini-Therm JVH Size

Description JVH-50 JVH-75 JVH-100 JVH-125 JVH-160 JVH-225

Gas System

1 Pilots

Pilot Assembly (Nat.), Hot Surface RW2001800 RW2001800 RW2001800 RW2001800 RW2001800 RW2001800

Pilot Assembly (LP), Hot Surface RW2001900 RW2001900 RW2001900 RW2001900 RW2001900 RW2001900
2 Burner with Pilot Bracket L0056500 L0056500 L0056500 L0056500 L0056500 L0056500
3 Main Burner L0052500 L0052500 L0052500 L0052500 L0052500 L0052500
4 Main Gas Valves

Gas Valve, Hot Surface, (Nat.) SV9600H R0384700 R0384700 R0384700 R0384700 R0384700 RV2001900

Gas Valve, Hot Surface, (LP) SV9500H R0384800 R0384800 R0384800 R0384800 R0384800 R0384800
5 Gas Orifices

(0-2000 FT.) Nat., Orifices L0032200 L0032200 L0032200 L0032200 L0050700 L0050700

(2001-5000 FT.) Nat., Orifices L0050700 L0050700 L0050700 L0050700 L0032600 L0032600

(5001-8000 FT.) Nat., Orifices L0032600 L0032600 L0032600 L0032600 L0050300 L0050300

(8001-10,000 FT.) Nat., Orifices L0050300 L0050300 L0050300 L0050300 L0050300 L0050300

(0-5000 FT.) LP, Orifices L0032900 L0032900 L0032900 L0032900 L0032900 L0032900

(5001-8000 FT.) LP, Orifices L0032800 L0032800 L0032800 L0032800 L0032800 L0032800

(8001-10,000 FT.) LP, Orifices L0032700 L0032700 L0032700 L0032700 L0032800 L0032800
6 Gas Manifold L0052601 L0052602 L0052603 L0052604 L0052605 L0052606

Electrical System

7 Controller, Tekra RE2344300 RE2344300 RE2344300 RE2344300 RE2344300 RE2344300
8 Transformerll5/24V(50VA) E2074400 E2074400 E2074400 E2074400 E2074400 E2074400
9 Switch, Air Pressure (0-5000 FT.) E2074501 E2074501 E2074501 E2074502 E2074502 E2074503

Switch, Air Pressure (5001-10000 FT.) E2074504 E2074504 E2074504 E2074505 E2074505 E2074506

10 Blower/Motor, Induced Draft R2069600 R2069600 R2069600 R2069600 R2069600 R2069600
11 Switch, Roll-out Safety E2103200 E2103200 E2103200 E2103200 E2103200 E2103200
12 Switch, Limit R0061300 R0061300 R0061300 R0061300 R0061300 R0061300
13 Ignition Control E2102800 E2102800 E2102800 E2102800 E2102800 E2102800

Wire Harness (not shown) E2347500 E2347500 E2347500 E2347500 E2347500 E2347500

Fuse, 5-Pack, 4-Amp (not shown) RE0084401 RE0084401 RE0084401 RE0084401 RE0084401 RE0084401

Temp Sensor (not shown) E2347600 E2347600 E2347600 E2347600 E2347600 E2347600

Outdoor Sensor (not shown) E2347400 E2347400 E2347400 E2347400 E2347400 E2347400

Water System

14 Heat Exchanger R0402007 R0402008 R0402009 R0402010 R0402011 R0402012
15 Gauge, Temperature/Pressure A2000400 A2000400 A2000400 A2000400 A2000400 A2000400
16 Gauge, Temperature 2400-392 2400-392 2400-392 2400-392 2400-392 2400-392

17 Valve, Pressure Relief 30 PSI R0061400 R0061400 R0061400 R0061400 R0061400 R0061400
18A Well, Immersion, 1/2" NPT E0025902 E0025902 E0025902 E0025902 E0025902 E0025902
18B Well, Immersion, 3/4" NPT E2345700 E2345700 E2345700 E2345700 E2345700 E2345700

19 Valve, Drain 1/2' NPT 70-270 70-270 70-270 70-270 70-270 70-270

Jacket and Fire Box Components

20 Base Weldment 20400701 20400702 20400703 20400704 20400705 20400706

21 Front Panel 11028301 11028301 11028303 11028303 11028306 11028306

22 Jacket 11027901 11027901 11027903 11027903 11027905 11027906

23 Cover, top rear 11028501 11028502 11028503 11028504 11028505 11028506

24 Cover, top front 11028401 11028402 11028403 11028404 11028405 11028406

25 Access Panel, heat exchanger plug 10535900 10535901 10535900 10535901 10535901 10535901

26 Cover, piping jacket top 11047601 11047602 11047601 11047602 11047602 11047602

27 Flue Collector Weldment 20403901 20403902 20403903 20403904 20403905 20403906

28 Burner Tray Weldment 20403001 20403002 20403003 20403004 20403005 20403006

29 Control Box Weldment 20608500 20608500 20608500 20608500 20608500 20608500

30 Control Box Cover 11045901 11045901 11045901 11045901 11045901 11045901

31 Burner Cover 20403304 20403305 20403306 20403304 20403305 20403306

32 Tile Cover 10469504 10469505 10469506 10469504 10469505 10469506

33 Heat Exchanger Baffle 10485307 10485305 10485306 10485307 10485305 10485306

34 Front Refractory T2007704 T2007705 T2007706 T2007704 T2007705 T2007706

35 Rear Refractory T2007804 T2007805 T2007806 T2007804 T2007805 T2007806

36 Orifice Plates

Orifice Plate, Nat. (0-5000 FT.) 20404605 20404607 20404609 20404605 20404607 20404609
Orifice Plate, Nat. (5001-10,000 FT.) 20404605 20404606 20404608 20404605 20404606 20404608
Orifice Plate, LP (0-5000 FT.) 20404606 20404608 20404610 20404606 20404608 20404610

Orifice Plate, LP (5001-10,000 FT.) 20404604 20404606 20404612 20404604 20404606 20404612
37 Flue Outlet D2004201 D2004201 D2004201 D2004201 D2004201 D2004201
38 Bracket, pressure switch 11028200 11028200 11028200 11028200 11028200 11028200

Page 31

25

21

Page 37

26

23

24

22

30

12

13

8

25

7

16

29

15

27

9

37

36

32

10

35

31

18B

(left side)

38

33

11

32

17

18A

4

(right side)

14

19

34

20

3

28

1

2

5

6

Figure 19A. JVH Parts Identication.

Page 38

Mini-Therm JVS Size

Description JVS-50 JVS-75 JVS-100 JVS-125 JVS-160 JVS-225

Gas System

1 Pilots

Pilot Assembly (Nat.) R0061600 R0061600 R0061600 R0061600 R0061600 R0061600

Pilot Assembly (LP) W0039600 W0039600 W0039600 W0039600 W0039600 W0039600

2 Main Gas Valves

Gas Valve, Natural R0385100 R0385100 R0407700 R0407700 R0407700 R0407700

Gas Valve, LP V0077500 V0077500 V0079100 V0079100 V0079100 V0079100

3 Gas Manifold L0052601 L0052602 L0052603 L0052604 L0052603 L0052604

3 Burner, Main L0052500 L0052500 L0052500 L0052500 L0052500 L0052500

4 Burner W/Pilot Bracket L0056500 L0056500 L0056500 L0056500 L0056500 L0056500

Burner/Air Shutter (LP) (not shown) L0055900 L0055900 L0055900 L0055900 L0055900 L0055900

Gas Orifices (not shown)

Gas Orifice (Nat.) L0032200 L0032200 L0032200 L0032200 L0032200 L0032200

Gas Orifice (LP) L0032900 L0032900 L0032900 L0032900 L0032900 L0032900

Electrical System

5 Controller RE2344300 RE2344300 RE2344300 RE2344300 RE2344300 RE2344300

6 Transformer 115/24V (40VA) R0021300 R0021300 R0021300 R0021300 R0021300 R0021300

7 Ignition Control E2102800 E2102800 E2102800 E2102800 E2102800 E2102800

8 Limit Switch R0061300 R0061300 R0061300 R0061300 R0061300 R0061300

9 Blocked Vent SafetySwitch R2061100 R2061100 R2061100 R2061100 R2061100 R2061100

10 Roll-out Safety Switch E2103200 E2103200 E2103200 E2103200 E2103200 E2103200

Wiring Harness (not shown) E2347700 E2347700 E2347700 E2347700 E2347700 E2347700

Hi-Tension Lead (not shown) 10449514 10449514 10449514 10449514 10449515 10449516

Fuse, 5-Pack, 4-Amp (not shown) RE0084401 RE0084401 RE0084401 RE0084401 RE0084401 RE0084401

Temp Sensor (not shown) E2347600 E2347600 E2347600 E2347600 E2347600 E2347600

Outdoor Sensor (not shown) E2347400 E2347400 E2347400 E2347400 E2347400 E2347400

Water System

11 Heat Exchanger R0402001 R0402002 R0402003 R0402004 R0402005 R0402006

12 Pressure Relief Valve, 30PSI R0061400 R0061400 R0061400 R0061400 R0061400 R0061400

13A Well, Immersion, 1/2" NPT E0025902 E0025902 E0025902 E0025902 E0025902 E0025902

13B Well, Immersion, 3/4" NPT E2345700 E2345700 E2345700 E2345700 E2345700 E2345700

14 Drain Valve 1/2" NPT (not shown) 70-216 70-216 70-216 70-216 70-216 70-216

Temp/Pressure Gauge (not shown) R0060600 R0060600 R0060600 R0060600 R0060600 R0060600

Jacket and Fire Box Components

15 Draft Diverter 11020101 11020102 11020103 11020104 11020105 11020106

16 Rear Panel 11020201 11020201 11020203 11020203 11020205 11020206

17 Jacket 11020301 11020301 11020303 11020303 11020305 11020306

18 Top 11020401 11020401 11020403 11020404 11020405 11020406

19 Cover, Piping, Top 11047603 11047604 11047603 11047604 11047604 11047606

20 Flue Collector 20034901 20034902 20034903 20034904 20034905 20034906

21 Access Panel HX, (L&R) 10535900 10535900 10535900 10535900 10535900 10535900

22 Base, Control Box 20608500 20608500 11045700 11045700 11045700 11045700

23 Cover, Control Box 11045901 11045901 11045800 11045800 11045800 11045800

24 Burner Cover 10500601 10500601 10500602 10500602 10494105 10494106

25 Heat Exchanger Baffle 10485301 10485308 10485309 10485311 10485310 10485306

26 Tile Cover 10469501 10469502 10469503 10469504 10469505 10469506

27 Refractory, Front T0022001 T0022002 T0022003 T0022004 T0022605 T0022606

28 Refractory, Rear T0021701 T0021702 T0021703 T0021704 T0021705 T0021706

29 Base Assembly 10467101 10467102 10467103 10467104 10467105 10467106

Non-Combustible Base Kit (optional) 10466701 10466701 10466702 10466702 10466703 10466704

Vent Damper Components

Vent Damper Assembly (not shown)

E2071501 E2071502 E2071502 E2071503 E2071503 E2071504

Vent Damper Harness (not shown) E0099100 E0099100 E0099100 E0099101 E0099101 E0099101

10C Parts List JVS

LAARS Heating Systems

Mini-Therm JVS

Page 39

19

18

9

15

20

17

7

8

5

16

23

6

13B

(on left side)

26

24

22

2

13A

27

21

26

28

12

25

11

14

29

4

1

3

Figure 19B. JVS Parts Identication.

LAARS Heating Systems

800.900.9276 • Fax [phone] (Customer Service and Product Support)
20 Industrial Way, Rochester, NH 03867 • 603.335.6300 • Fax [phone]

1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8 • 905.238.0100 • Fax [phone]

www.Laars.com Litho in U.S.A. © Laars Heating Systems 1401 Document 1254B

H2355800B