
Nashville, Tennessee 37210
(615) 889-8900
▼▼
▼
FAX: (615) 885-4403
▼▼
PARTS DEPOT
Detroit, Michigan 48170
(734) 454-4480
▼▼
▼ FAX: (734) 454-1790
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Replacement Parts List
EB 100 — 300 M-9
EW 100 — 300 F-9
Boilers & Water Heaters
RPL7030

C O N T R O L PA N E L A S S E M B LY
GAS TRAIN A S S E M B LY
H E AT EXCHANGER A S S E M B LY
14
18
13
17
16
12
11
10
9
35
20
19
36
33
EB: Two Stage – M9 Controls
EW: Single Stage – F9 Controls
34
28
34
29
30
27

L o c k - H e a t®Ti l e
1 F I B 2 8 0 0 L O C H - H E AT®TILE, TOP 1 5 0
1 F I B 2 8 0 1 L O C H - H E AT®TILE, TOP 2 0 0
1 F I B 2 8 0 2 L O C H - H E AT®TILE, TOP 2 5 0
1 F I B 2 8 0 3 L O C H - H E AT®TILE, TOP 3 0 0
1 F I B 2 8 1 4 L O C H - H E AT®TILE, TOP 1 0 0
2 F I B 2 8 0 9 L O C H - H E AT®TILE, FRONT HEAD SIDE 1 0 0
2 F I B 2 4 2 0 L O C H - H E AT®TILE, FRONT HEAD SIDE 1 5 0 - 3 0 0
3 F I B 2 4 2 1 L O C H - H E AT®TILE, REAR HEAD SIDE A L L
4 F I B 2 8 1 2 L O C H - H E AT®TILE, FRONT 1 0 0
4 F I B 2 4 9 6 L O C H - H E AT®TILE, FRONT 1 5 0
4 F I B 2 4 9 7 L O C H - H E AT®TILE, FRONT 2 0 0
4 F I B 2 4 9 8 L O C H - H E AT®TILE, FRONT 2 5 0
4 F I B 2 4 9 9 L O C H - H E AT®TILE, FRONT 3 0 0
5 F I B 2 8 1 1 L O C H - H E AT®TILE, BACK 1 0 0
5 F I B 2 4 8 4 L O C H - H E AT®TILE, BACK 1 5 0
5 F I B 2 4 8 5 L O C H - H E AT®TILE, BACK 2 0 0
5 F I B 2 4 8 6 L O C H - H E AT®TILE, BACK 2 5 0
5 F I B 2 4 8 7 L O C H - H E AT®TILE, BACK 3 0 0
6 F I B 2 8 0 4 L O C H - H E AT®TILE, BOTTOM LEFT 1 0 0
6 F I B 2 4 8 8 L O C H - H E AT®TILE, BOTTOM LEFT 1 5 0
6 F I B 2 4 8 9 L O C H - H E AT®TILE, BOTTOM LEFT 2 0 0
6 F I B 2 4 9 0 L O C H - H E AT®TILE, BOTTOM LEFT 2 5 0
6 F I B 2 4 9 1 L O C H - H E AT®TILE, BOTTOM LEFT 3 0 0
7 F I B 2 8 0 6 L O C H - H E AT®TILE DIVIDER A L L
8 F I B 2 8 1 5 L O C H - H E AT®TILE, BOTTOM RIGHT 1 0 0
8 F I B 2 8 0 4 L O C H - H E AT®TILE, BOTTOM RIGHT 1 5 0
8 F I B 2 4 8 9 L O C H - H E AT®TILE, BOTTOM RIGHT 2 0 0
8 F I B 2 8 0 5 L O C H - H E AT®TILE, BOTTOM RIGHT 2 5 0
8 F I B 2 4 9 1 L O C H - H E AT®TILE, BOTTOM RIGHT 3 0 0
Heater Exchangers
9 H E X 3 4 8 4 H E AT EXCHANGER, COPPER TUBE 1 0 0
9 H E X 3 4 8 5 H E AT EXCHANGER, CUPRONICKEL TUBE 1 0 0
9 H E X 3 4 4 5 H E AT EXCHANGER 1 5 0
9 H E X 3 4 4 6 H E AT EXCHANGER 2 0 0
9 H E X 3 4 4 7 H E AT EXCHANGER 2 5 0
9 H E X 3 4 4 8 H E AT EXCHANGER 3 0 0
1 0 G K T 2 0 1 1 G A S K E T, FRONT HEADER 1 0 0
1 0 G K T 2 4 0 0 G A S K E T, FRONT HEADER 1 5 0 - 3 0 0
1 1 J K A 2 0 0 9 V- B A F F L E 1 0 0
1 1 J K A 2 0 0 0 V- B A F F L E 1 5 0
1 1 J K A 2 0 0 1 V- B A F F L E 2 0 0
1 1 J K A 2 0 0 2 V- B A F F L E 2 5 0
1 1 J K A 2 0 0 3 V- B A F F L E 3 0 0
P u m p s
- - A R M 3 0 8 2 P B F PUMP WATER HEAT E R EW 100
- - A R M 3 0 4 4 P B F PUMP WATER HEAT E R EW 150-300
C o n t ro l s
1 2 R LY 2 7 0 6 R E L AY E B
1 3 R LY 2 4 0 0 IGNITION MODULE A L L
1 4 T R F 2 0 0 4 TRANSFORMER 50V. A . A L L
1 5 M S C 2 4 2 6 SWITCH, ROCKER ON-OFF A L L
1 6 T S T 2 9 0 1 O P E R ATOR LOW FIRE To serial # F993230 E B
1 6 T S T 3 9 2 0 O P E R ATOR To serial # F993230 EW
1 6 T S T 2 7 0 1 O P E R ATOR Starting serial # F993231 EB/EW
1 7 T S T 2 9 0 1 O P E R ATOR HIGH FIRE To serial # F993230 E B
1 7 T S T 2 9 0 2 LIMIT To serial # F993230 E W
1 7 T S T 2 7 0 1 LIMIT Starting serial # F993231 E B / E W
1 8 M S C 2 0 1 6 TERMINAL BOARD A L L
1 9 H L C 2 3 0 2 HI LIMIT EB 100
1 9 H L C 2 3 0 3 HI LIMIT EW 100
1 9 H L C 2 5 0 0 HI LIMIT EB 150-300
1 9 H L C 2 5 0 1 HI LIMIT EW 150-300
NOTE: EB = BOILER / EW = WATER HEAT E R
Please have model number and serial number when ordering parts.
I T E M PA RT M O D E L
N O . N O . D E S C R I P T I O N N U M B E R

Lochinvar Corporation • Nashville, TN 37210 • 615-889-8900/Fax 615-885-4403
www.Lochinvar.com
P L E A S E : Have model number and serial number when ordering parts.
I T E M PA RT M O D E L
N O . N O . D E S C R I P T I O N N U M B E R
C o n t rols Cont.
2 0 G T P 2 9 0 0 T & P GAUGE A L L
2 1 FA N 4 4 0 7 A S S E M B LY, FA N 1 0 0
2 1 FA N 2 4 1 0 A S S E M B LY, FA N 1 5 0 - 3 0 0
2 2 G K T 2 0 0 9 G A S K E T, FA N 1 0 0
2 2 G K T 2 4 1 6 G A S K E T, FA N 1 5 0 - 3 0 0
2 3 P R S 2 4 2 4 SWITCH, AIR PRESSURE 1 0 0
2 3 P R S 2 4 2 0 SWITCH, AIR PRESSURE 1 5 0 - 2 0 0
2 3 P R S 2 4 2 1 SWITCH, AIR PRESSURE 2 5 0 - 3 0 0
Pilot & Burner Assemblies
2 4 B N R 2 4 0 5 MAIN BURNER A L L
2 5 B N R 3 4 1 5 MAIN BURNER, MACHINED A L L
- - G K T 2 4 2 9 G A S K E T, BURNER A L L
2 6 P LT 3 4 0 0 HOT SURFACE IGNITOR A L L
2 7 M A N 2 4 4 1 GAS MANIFOLD, RIGHT EB 100
2 7 M A N 2 4 3 9 GAS MANIFOLD, RIGHT EB 300
2 8 M A N 2 4 5 3 GAS MANIFOLD, LEFT EB 100
2 8 M A N 2 4 4 0 GAS MANIFOLD, EW 100
2 8 M A N 2 4 3 9 GAS MANIFOLD, LEFT EB 250-300
2 8 M A N 2 4 4 0 GAS MANIFOLD, LEFT EB 150-200
2 7 M A N 2 4 4 1 GAS MANIFOLD, RIGHT EB 150
2 7 MAN2440 GAS MANIFOLD, RIGHT EB 200-250
2 9 M A N 2 4 3 9 GAS MANIFOLD EW 150
2 9 M A N 2 4 4 2 GAS MANIFOLD EW 200
2 9 M A N 2 4 4 3 GAS MANIFOLD EW 250
2 9 M A N 2 4 4 4 GAS MANIFOLD E W 3 0 0
3 0 O R F 2 4 0 6 ORIFICE, MAIN BNR. NAT. A L L
3 0 O R F 2 4 0 7 ORIFICE, MAIN BNR. LPG. A L L
3 1 M S C 3 4 1 5 K I T, SIGHT GLASS A L L
3 2 J K A 6 5 0 6 MIRROR, INSPECTION A L L
Gas Valves
33 VAL2419 GAS VALVE, HIGH FIRE EB 100
33 VAL2409 GAS VALVE, HIGH FIRE EB 150-300
34 VAL2417 GAS VALVE, NAT. MAIN EB/EW 100
34 VAL2410 GAS VALVE, NAT. MAIN EB/EW 150-300
34 VAL2418 GAS VALVE, LPG. MAIN EB/EW 100
34 VAL2411 GAS VALVE, LPG. MAIN EB/EW 150-300
Miscellaneous
35 RLV2005 RELIEF VA LVE, PRESSURE ONLY EB
35 RLV2006 RELIEF VALVE, T & P EW
36 TST2301 BULB WELL ALL
37 JKA6510 COVER, DUST AIR INTAKE ALL
-- DRH2929 BELL INCREASER (NOT PICTURED) 100
-- DRH2722 BELL INCREASER (NOT PICTURED) 150 & 200
-- DRH2729 BELL INCREASER (NOT PICTURED) 250 & 300
-- MSC3001 KIT, TUBING EPDM 100 - 200
-- MSC3002 KIT, TUBING EPDM 250 - 300
-- MSC2125 TUBE, INLET AIR 100
-- MSC2075 TUBE, INLET AIR 150-200
-- MSC2076 TUBE, INLET AIR 250-300
-- MSC2126 CLAMP, INLET AIR 100
-- MSC2077 CLAMP, INLET AIR 150-300
-- GKT3703 KIT, GASKET 100
-- MNL7034 SUPPLEMENT TO SERVICE MANUAL 100