Boilers — Water Heaters
Replacement Parts List
RW 090-360
RB 045-360
RB-RW-09
PARTS DEPOT
Nashville, Tennessee
615-889-8900 • Fax: 615-547-1000
www.Lochinvar.com
BASE
2
3
4
1
29
2
28
3
3
4
5
26
25
7
24
32
6
7
11
31
12
3
8
23
20
1
1
18
15
17
2
CONTROL PANELASSEMBLY
2
2
9
ITEM PART DESCRIPTION MODEL
NO. NO. NO.
Flue Dampers
1 DRH2934 FLUE DAMPER 045
1 DRH2935 FLUE DAMPER 075 - 135
1 DRH2936 FLUE DAMPER 180 & 199
1 DRH2937 FLUE DAMPER 225 & 270
1 DRH2938 FLUE DAMPER 315 & 360
-- DRH2929 BELL INCREASER (NOT PICTURED) 045
-- DRH2930 BELL REDUCER (NOT PICTURED) 045
Loch-Heat®Tile
2 FIB2909 LOCH-HEAT TILE, TOP 045
2 FIB2910 LOCH-HEAT TILE, TOP 075 & 090
2 FIB2911 LOCH-HEAT TILE, TOP 135
2 FIB2912 LOCH-HEAT TILE, TOP 180
2 FIB2926 LOCH-HEAT TILE, TOP 225
2 FIB2927 LOCH-HEAT TILE, TOP 270
2 FIB2928 LOCH-HEAT TILE, TOP 315
2 FIB2929 LOCH-HEAT TILE, TOP 360
3 FIB2917 LOCH-HEAT TILE, FILLER 045
3 FIB2901 LOCH-HEAT TILE, FILLER 045
3 FIB2902 LOCH-HEAT TILE, FILLER 075 & 090
3 FIB2903 LOCH-HEAT TILE, FILLER 135
3 FIB2904 LOCH-HEAT TILE, FILLER 180
3 FIB2918 LOCH-HEAT TILE, FILLER 225
3 FIB2919 LOCH-HEAT TILE, FILLER 270
3 FIB2920 LOCH-HEAT TILE, FILLER 315
3 FIB2921 LOCH-HEAT TILE, FILLER 360
6 FIB2900 LOCH-HEAT TILE, SIDE ALL
7 FIB2905 LOCH-HEAT TILE, FRONT 045
7 FIB2906 LOCH-HEAT TILE, FRONT 075 & 090
7 FIB2907 LOCH-HEAT TILE, FRONT 135
7 FIB2908 LOCH-HEAT TILE, FRONT 180
7 FIB2922 LOCH-HEAT TILE, FRONT 225
7 FIB2923 LOCH-HEAT TILE, FRONT 270
7 FIB2924 LOCH-HEAT TILE, FRONT 315
7 FIB2925 LOCH-HEAT TILE, FRONT 360
23 FIB2913 LOCH-HEAT TILE, BACK 045
23 FIB2914 LOCH-HEAT TILE, BACK 075 & 090
23 FIB2915 LOCH-HEAT TILE, BACK 135
23 FIB2916 LOCH-HEAT TILE, BACK 180
23 FIB2930 LOCH-HEAT TILE, BACK 225
23 FIB2931 LOCH-HEAT TILE, BACK 270
23 FIB2932 LOCH-HEAT TILE, BACK 315
23 FIB2933 LOCH-HEAT TILE, BACK 360
NOTE: RB = Boiler / RW = Water Heater
19
0
2
21
8
10
3
ITEM PART DESCRIPTION MODEL
NO. NO. NO.
Heat Exchangers
5 HEX3842 HEAT EXCHANGER H RB45
5 HEX3843 HEAT EXCHANGER H RB75/90
5 HEX3844 HEAT EXCHANGER H RB135
5 HEX3845 HEAT EXCHANGER H RB180
5 HEX3805 HEAT EXCHANGER H (RW before serial F00) RW75/90
5 HEX3806 HEAT EXCHANGER H (RW before serial F00) RW135
5 HEX3807 HEAT EXCHANGER H (RW before serial F00) RW180
5 HEX3808 HEAT EXCHANGER H (RW before serial F00 & all RB) 199/225
5 HEX3809 HEAT EXCHANGER H (RW before serial F00 & all RB) 270
5 HEX3810 HEAT EXCHANGER H (RW before serial F00 & all RB) 315
5 HEX3811 HEAT EXCHANGER H (RW before serial F00 & all RB) 360
5 HEX3815 HEAT EXCHANGER CUPRO NICKEL H (RW before serial F00) RW75/90
5 HEX3816 HEAT EXCHANGER CUPRO NICKEL H (RW before serial F00) RW135
5 HEX3817 HEAT EXCHANGER CUPRO NICKEL H (RW before serial F00) RW180
5 HEX3825 HEAT EXCHANGER CUPRO NICKEL H (RW before serial F00 & ALL RB) 199/225
5 HEX3826 HEAT EXCHANGER CUPRO NICKEL H (RW before serial F00 & ALL RB) 270
5 HEX3827 HEAT EXCHANGER CUPRO NICKEL H (RW before serial F00 & ALL RB) 315
5 HEX3828 HEAT EXCHANGER CUPRO NICKEL H (RW before serial F00 & ALL RB) 360
5 HEX3042 HEAT EXCHANGER HLW (after serial F00) RW75/90
5 HEX3043 HEAT EXCHANGER HLW (after serial F00) RW135
5 HEX3044 HEAT EXCHANGER HLW (after serial F00) RW180
5 HEX3036 HEAT EXCHANGER HLW (after serial F00) RW199/225
5 HEX3037 HEAT EXCHANGER HLW (after serial F00) RW270
5 HEX3038 HEAT EXCHANGER HLW (after serial F00) RW315
5 HEX3039 HEAT EXCHANGER HLW (after serial F00) RW360
5 HEX3045 HEAT EXCHANGER CUPRO NICKEL HLW (after serial F00) RW75/90
5 HEX3046 HEAT EXCHANGER CUPRO NICKEL HLW (after serial F00) RW135
5 HEX3047 HEAT EXCHANGER CUPRO NICKEL HLW (after serial F00) RW180
5 HEX3048 HEAT EXCHANGER CUPRO NICKEL HLW (after serial F00) RW199/225
5 HEX3049 HEAT EXCHANGER CUPRO NICKEL HLW (after serial F00) RW270
5 HEX3050 HEAT EXCHANGER CUPRO NICKEL HLW (after serial F00) RW315
5 HEX3051 HEAT EXCHANGER CUPRO NICKEL HLW (after serial F00) RW360
Pumps
26 ARM3045PBF PUMP, WTR. HEATER ALL RW
Controls
8 RLY2042 RELAY, PUMP ALL RB
9 RLY2023 IGNITION MODULE ALL F9
10 TRF2004 TRANSFORMER 50V.A. ALL
16 HLC2904 ROLLOUT SWITCH 045 - 180
16 HLC2905 ROLLOUT SWITCH 225 & 270
19 TST2902 OPERATOR ALL RB
19 TST3920 OPERATOR ALL RW
19 TST3910 LIMIT ALL RW
19 TST3911* HI LIMIT (RW F-1 TO SERIALNUMBER F966718) ALL RB/RW
19 TST2600
OVERHEAT, LIMIT MANUAL RESET (RW F-1 BEGINNING SERIAL NUMBER F966719)
RW 90 - 270 (F-1)
20 MSC2320 TERMINALBOARD ALL
24 GTP2900 T & P GAUGE ALL RB
24 GTP3000 TEMPERATURE GAUGE ALL RW
28 HLC2903 SPILL SWITCH 045 - 090
-- RLY2714 RELAY, ADJUSTABLE (F1's ONLY) [RW F-1 TO SERIAL NUMBER F966718] RW 90 - 270 (F-1)
-- RL Y29003 RELAY, 24V. (F1's ONLY) [RW F-1 TO SERIAL NUMBER F966718] RW 90 - 270 (F-1)
Pilot & Burner Assemblies
11 BNR2902 MAIN BURNER ALL
12 PLT2901 PILOT, BNR, NAT. F1 045 - 090
12 PLT2902 PILOT, BNR, LPG. F1 045 - 090
12 PLT2016 PILOT, BNR, NAT. FI 135-270
12 PLT2017 PILOT, BNR, LP FI 135-270
12 PLT2905 PILOT, BNR, NAT. F9/M9 ALL
12 PLT2907 PILOT, BNR, LPG. F9/M9 ALL
Gas Valves
03/03—Printed in U.S.A.
4
ITEM PART DESCRIPTION MODEL
NO. NO. NO.5
Pilot & Buner Assemblies Con’t.
13 MAN2900 GAS MANIFOLD 045
13 MAN2901 GAS MANIFOLD 075 & 090
13 MAN2902 GAS MANIFOLD 135
13 MAN2903 GAS MANIFOLD 180
13 MAN2904 GAS MANIFOLD 225
13 MAN2905 GAS MANIFOLD 270
13 MAN2906 GAS MANIFOLD 315
13 MAN2907 GAS MANIFOLD 360
14 ORF2904 ORIFICE, MAIN BNR. NAT. ALL
14 ORF2901 ORIFICE, MAIN BNR. LPG . ALL
17 WRE2030 IGNITION CABLE ALL F9/M9
18 PLT2903 THERMOCOUPLE 045-180
18 PLT2904 THERMOCOUPLE 225-270
Gas Valves
15 VAL2922 GAS VALVE, NAT. F1 045-135
15 VAL2920 GAS VALVE, NAT. F1 180-270
15 VAL2901 GAS VALVE, LPG. F1 045-135
15 VAL2921 GAS VALVE, LPG. F1 180-270
15 VAL2904 GAS VALVE, NAT. F9 045-135
15 VAL2928 GAS VALVE, NAT. F9 180-360
15 VAL2905 GAS VALVE, LPG. F9 045-135
15 VAL2929 GAS VALVE, LPG. F9 180-360
15 VAL2931 GAS VALVE, NAT. M9 ALL
15 VAL2933 GAS VALVE, LPG. M9 ALL
Miscellaneous
4 JKR2059 V-BAFFLE 045
4 JKR2060 V-BAFFLE 075 & 090
4 JKR2061 V-BAFFLE 135
4 JKR2062 V-BAFFLE 180
4 JKR2179 V-BAFFLE 225 & 199
4 JKR2180 V-BAFFLE 270
4 JKR2181 V-BAFFLE 315
4 JKR6182 V-BAFFLE 360
21 WRE2911 WIRE HARNESS ALL F1
21 WRE2912 WIRE HARNESS ALL F9
22 WRE2915 JUMPER PLUG/VENT DAMPER ALL RW & RB 315-360
25 RLV2005 RELIEF VALVE, PRESSURE ONLY ALL RB
25 RLV2006 RELIEF VALVE, T & P ALL RW
27 TST2301 BULB WELL ALL
-- GLV3890
OUTLET TEE FOR ITEMS 24 & 25 (1.5" X .75" X 1.5") with 3/8" TAPPING
ALL RW
29 CFK3045 COMB. FLOOR KIT 045
29 CFK3090 COMB. FLOOR KIT 075 & 090
29 CFK3135 COMB. FLOOR KIT 135
29 CFK3180 COMB. FLOOR KIT 180
29 CFK3225 COMB. FLOOR KIT 225 & 199
29 CFK3270 COMB. FLOOR KIT 270
29 CFK3315 COMB. FLOOR KIT 315
29 CFK3360 COMB. FLOOR KIT 360
31 GKT2901 GASKET, FLANGE 1.5" ALL RW
32 WTR3902 FLANGE 1.5" ALL RW
-- RLY2707 PUMP DELAY ALL RW
Options (Not Pictured)
-- LPK3900 NAT. TO LPG CONV. KIT, F1 045-090
-- LPK3901 NAT. TO LPG CONV. KIT, F1 135-270
-- LPK3903 NAT. TO LPG CONV. KIT, F9 045-090
-- LPK3904 NAT. TO LPG CONV. KIT, F9 135-360
-- TST2015 MANUAL RESET HI LIMIT OPTIONAL
-- WTR2040 FLOW SWITCH OPTIONAL
-- WTR2528 LOW WATER CUT OFF OPTIONAL
-- WTR2532 PROBE FOR LWCO OPTIONAL
NOTE: Please have model number and serial number when ordering parts.
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