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Knight XL
Heating Boilers
KB 399 thru 800
KBX-RP-09
Replacement Parts List
PARTS & SERVICE DEPARTMENT
Nashville, Tennessee
615-889-8900 / Fax: 615-547-1000
www.Lochinvar.com
37
4
38
33
35
34
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2 of 4
KBX-RP-09
17
18
12
14
15
14
13
10
12
GAS TRAIN 399
GAS TRAIN 500
AFTER SERIAL J07
GAS TRAIN 500
BEFORE SERIAL J07
GAS TRAIN 600-800
HEAT EXCHANGER 399-500
CONTROL
PANEL
15
10
15
13
17
13
11
18
13
16
18
17
10
11
10
15
14
18
11
12
8
6
7
8
1
9
36
30
31
32
27
28
26
22
21
20
19
23
25
25
25
24
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3 of 4
KBX-RP-09
ITEM
NO.
PART NO. DESCRIPTION MODEL NO.
HEAT EXCHANGER ASSEMBLY
1 HEX3081 HEAT EXCHANGER KBN399
1 HEX3082 HEAT EXCHANGER KBN500
1 HEX3088 HEAT EXCHANGER KBN600
1 HEX3089 HEAT EXCHANGER KBN700
1 HEX3090 HEAT EXCHANGER KBN800
CONTROLS
2 RLY2202 LOW VOLTAGE CONNECTION BOARD ALL
3 RLY30018 INTEGRATED CONTROL KBN399
3 RLY30013 INTEGRATED CONTROL KBN500
3 RLY30017 INTEGRATED CONTROL KBN600 - 800
3 RLY30020 HIGH ALTITUDE INTEGRATED CONTROL KBN399
3 RLY30021 HIGH ALTITUDE INTEGRATED CONTROL KBN500
3 RLY30022 HIGH ALTITUDE INTEGRATED CONTROL KBN600 - 800
4 RLY2210 USER INTERFACE CONTROL ALL
5 RLY2085 RELAY BOARD, 1.5 HP PUMP ALL
6 TST2032 INLET / OUTLET SENSOR ALL
7 TST2044 BULBWELL, INLET / OUTLET SENSOR ALL
8 HLC2510 HIGH LIMIT (BEFORE SERIAL C08) KBN399/500
8 HLC2702 MANUAL RESET HIGH LIMIT (AFTER SERIAL C08 FOR KBN399/500) ALL
9 RLV30000 AIR VENT VALVE ALL
10 FAN3035 FAN ASSEMBLY KBN399
10 FAN3034 FAN ASSEMBLY (BEFORE SERIAL J07) KBN500
10 FAN3037 FAN ASSEMBLY (AFTER SERIAL J07) KBN500
10 FAN3038 FAN ASSEMBLY (PRIOR TO SERIAL C09) KBN600-800
10 FAN30001 FAN ASSEMBLY (BEGINNING SERIAL C09) KBN600-800
11 GKT2436 BLOWER / AIR ARM GASKET KBN399
11 GKT2438 BLOWER / AIR ARM GASKET KBN500
12 GKT2034 BLOWER / AIR ARM GASKET (BEFORE SERIAL J07 FOR KBN500) KBN500-800
GAS VALVES
13 VAL3204 GAS VALVE ASSEMBLY KBN399
13 VAL3206 GAS VALVE ASSEMBLY NAT (BEFORE SERIAL J07) KBN500
13 VAL3207 GAS VALVE ASSEMBLY NAT (AFTER SERIAL J07) KBN500
13 VAL3212 GAS VALVE ASSEMBLY NAT KBN600
13 VAL30006 GAS VALVE ASSEMBLY NAT KBN700
13 VAL3213 GAS VALVE ASSEMBLY NAT KBN800
13 VAL30010 GAS VALVE ASSEMBLY LP (BEFORE SERIAL J07) KBL500
13 VAL30011 GAS VALVE ASSEMBLY LP (AFTER SERIAL J07) KBL500
13 VAL30012 GAS VALVE ASSEMBLY LP KBL600
13 VAL30013 GAS VALVE ASSEMBLY LP KBL700
13 VAL30014 GAS VALVE ASSEMBLY LP KBL800
14 GKT2050 GAS VALVE GASKET KBN600-800
15 GAC2029 GAS CUT OFF VALVE 1X1 (BEFORE SERIAL J07) KBN500
15 GAC2029 GAS CUT OFF VALVE 1X1 KBN399,600-800
16 GAC2028 GAS CUT OFF VALVE 3/4 X 3/4 (AFTER SERIAL J07) KBN500
17 GKT2444 GASKET, VENTURI KBN399
17 GKT2080 AIR SHROUD GASKET (AFTER SERIAL J07) KBN500
17 GKT2049 GASKET, VENTURI KBN600-800
18 MSC3185 AIR INLET KIT KBN399
18 MSC3187 AIR INLET KIT (AFTER SERIAL J07) KBN500
18 MSC3186 AIR INLET KIT (BEFORE SERIAL J07 FOR KBN500) KBN500-800
PLEASE HAVE SERIAL NUMBER AVAILABLE WHEN ORDERING PARTS.
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©05/10-Printed in U.S.A.
4 of 4
KBX-RP-09
ITEM
NO.
PART NO. DESCRIPTION MODEL NO.
PILOT & BURNER ASSEMBLIES
19 PLT3022 FLAME SENSOR W/ GASKET KBN399/500
19 PLT3023 FLAME SENSOR W/ GASKET KBN600-800
20 GKT2450 GASKET, FLAME SENSOR ALL
21 PLT3021 IGNITOR W/ GASKET KBN399/500
21 PLT3024 IGNITOR W/ GASKET KBN600-800
22 GKT2449 GASKET, IGNITOR ALL
23 BNR3429 BURNER W/ GASKET KBN399/500
23 BNR3432 BURNER W/ GASKET KBN600
23 BNR3433 BURNER W/ GASKET KBN700
23 BNR3434 BURNER W/ GASKET KBN800
24 GKT2451 GASKET, BURNER KBN399/500
24 GKT2062 GASKET, BURNER KBN600-800
25 WTR3078 GAS / AIR ARM ASSEMBLY W/ GASKET KBN399
25 WTR3079 GAS / AIR ARM ASSEMBLY W/ GASKET KBN500
25 WTR3085 GAS / AIR ARM ASSEMBLY W/ GASKET KBN600-800
26 WTR3080 HEAT EXCHANGER ACCESS DOOR KIT KBN399/500
26 WTR3086 HEAT EXCHANGER ACCESS DOOR KIT KBN600-800
MISCELLANEOUS
27 MSC3180 SIGHT GLASS ALL
28 GKT2453 GASKET, SIGHT GLASS ALL
29 RLY2222 RELAY, 1.5 HP PUMP ALL
30 FIB2167 DIVIDER PLATE, INSULATION BAFFLE ALL
31 FIB2168 BURNER PLATE, INSULATION, DOOR KBN399/500
31 FIB2146 BURNER PLATE, INSULATION, DOOR KBN600-800
32 GKT2455 GASKET DOOR RUBBER KBN399/500
32 GKT2063 GASKET DOOR RUBBER KBN600-800
33 MSC2177 DISPLAY BEZEL ALL
34 BLT2104 LEVELING LEGS ALL
35 MSC20063 CONDENSATE TRAP ALL
SWT2011 BLOCKED DRAIN SWITCH ALL
36 TST2300 BULBWELL, HIGH LIMIT ALL
37 SWT2006 ON / OFF SWITCH ALL
38 PRS20002 PRESSURE SWITCH KBN399
38 PRS2054 PRESSURE SWITCH KBN600/700
38 PRS2052 PRESSURE SWITCH KBN500/800
RLV2084 RELIEF VALVE 50 PSI KBN399-600
RLV2001 RELIEF VALVE 50 PSI KBN700/800
FUS2000 1.25 AMP ALL
FUS2001 3.15 AMP ALL
FUS2002 5 AMP ALL
WTR2040 FLOW SWITCH ALL
MSC2514 HIGH VOLTAGE CONNECTION BOARD ALL
TST2311 OUTDOOR AIR SENSOR ALL
GTP2900 GAUGE TRIOMETER, 75# PSI ALL
TST3403 FLUE TEMP SENSOR KIT ALL
KIT3078 SYSTEM SENSOR ALL
KIT3086 ADJUSTABLE MANUAL RESET HIGH LIMIT ALL
WTR20009 MRLWCO WITH TEST ALL
KIT3087 NEUTRALIZER KIT KBN399/500
KIT3046 NEUTRALIZER KIT KBN600-800
KIT3085 ALARM BELL ALL
LPK3949 LP CONVERSION KIT KBN399
LPK3950 LP CONVERSION KIT (AFTER SERIAL J07 FOR KBN500) KBN500-800
PLEASE HAVE SERIAL NUMBER AVAILABLE WHEN ORDERING PARTS.
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