KBXII-RP Rev F
Replacement Parts List
PARTS & SERVICE DEPARTMENT
Nashville, Tennessee
615-889-8900 • Fax: 615-882-2918
Knight XL
Heating Boilers
KB 400 thru 801
39
4
35
38
42
41
32
40
36
34
33
ITEM NO.
PART NO.
RLY20062
DESCRIPTION
CONTROLS
MODEL
2
3
3
3
3
3
3
3
3
3
3
LOW VOLTAGE CONNECTION BOARD
ALL
KBN400
RLY30037
RLY30065
RLY30038
RLY30066
RLY30039
RLY30067
RLY30040
RLY30068
RLY30041
RLY30069
INTEGRATED CONTROL PRIOR TO H10
INTEGRATED CONTROL BEGINNING H10
KBN400
INTEGRATED CONTROL PRIOR TO H10
KBN501
INTEGRATED CONTROL BEGINNING H10
KBN501
INTEGRATED CONTROL PRIOR TO H10
KBN601 - 801
KBN601 - 801
KBN400
INTEGRATED CONTROL BEGINNING H10
HIGH ALTITUDE INTEGRATED CONTROL PRIOR TO H10
HIGH ALTITUDE INTEGRATED CONTROL BEGINNING H10
HIGH ALTITUDE INTEGRATED CONTROL PRIOR TO H10
HIGH ALTITUDE INTEGRATED CONTROL BEGINNING H10
KBN400
KBN501
KBN501
3
3
RLY30042
RLY30070
RLY20058
RLY2085
TST2060
TST20009
RLV30000
FAN3035
FAN3037
FAN30001
GKT2436
GKT2438
GKT2034
HIGH ALTITUDE INTEGRATED CONTROL PRIOR TO H10
HIGH ALTITUDE INTEGRATED CONTROL BEGINNING H10
USER INTERFACE CONTROL
RELAY BOARD, 1.5 HP PUMP
INLET SENSOR
KBN601 - 801
KBN601 - 801
ALL
4
5
ALL
6
ALL
7
OUTLET SENSOR/ HIGH LIMIT
AIR VENT VALVE
FAN ASSEMBLY
ALL
8
9
ALL
KBN400
KBN501
KBN601 - 801
KBN400
KBN501
KBN501-801
9
FAN ASSEMBLY
9
FAN ASSEMBLY
10
10
11
BLOWER/AIR ARM GASKET
BLOWER/AIR ARM GASKET
BLOWER/AIR ARM GASKET
GAS VALVES
12
12
12
12
12
12
12
12
12
13
14
15
16
16
16
VAL3204
VAL3207
VAL3212
VAL30006
VAL3213
VAL30011
VAL30012
VAL30013
VAL30014
GKT2050
GAC2029
GAC2028
GKT2444
GKT2080
GKT2049
GAS VALVE ASSEMBLY
KBN400
KBN501
KBN601
KBN701
KBN801
KBL501
GAS VALVE ASSEMBLY NAT
GAS VALVE ASSEMBLY NAT
GAS VALVE ASSEMBLY NAT
GAS VALVE ASSEMBLY NAT
GAS VALVE ASSEMBLY LP
GAS VALVE ASSEMBLY LP
GAS VALVE ASSEMBLY LP
GAS VALVE ASSEMBLY LP
GAS VALVE GASKET
KBL601
KBL701
KBL801
KBN601 - 801
ALL
GAS CUT OFF VALVE 1X1
GAS CUT OFF VALVE 3/4 X 3/4
GASKET, VENTURI
KBN501
KBN400
KBN501
KBN601 - 801
AIR SHROUD GASKET
GASKET, VENTURI
17
17
17
MSC3185
MSC3187
MSC3186
AIR INLET KIT
KBN400
KBN501
AIR INLET KIT
AIR INLET KIT
KBN601-801
PILOT & BURNER ASSEMBLIES
FLAME SENSOR W/ GASKET
FLAME SENSOR W/ GASKET
GASKET, FLAME SENSOR
IGNITER W/ GASKET
18
18
19
20
20
21
22
22
22
22
23
23
24
24
24
25
25
PLT3022
PLT3023
GKT2450
PLT3021
PLT30000
GKT2449
BNR3429
BNR3432
BNR3433
BNR3434
GKT2451
GKT2062
WTR3078
WTR3079
WTR3085
WTR3080
WTR3086
KBN400/501
KBN601 - 801
ALL
KBN400/501
KBN601 - 801
ALL
IGNITER W/ GASKET
GASKET, IGNITOR
BURNER W/ GASKET
KBN400/501
KBN601
BURNER W/ GASKET
BURNER W/ GASKET
KBN701
BURNER W/ GASKET
KBN801
GASKET, BURNER
KBN400/501
KBN601 - 801
KBN400
GASKET, BURNER
GAS/AIR ARM ASSEMBLY W/ GASKET
GAS/AIR ARM ASSEMBLY W/ GASKET
GAS/AIR ARM ASSEMBLY W/ GASKET
HEAT EXCHANGER ACCESS DOOR KIT
HEAT EXCHANGER ACCESS DOOR KIT
PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS
KBN501
KBN601 - 801
KBN400/501
KBN601 - 801
KBXII-RP Rev F
3 of 4
ITEM NO.
PART NO.
DESCRIPTION
MODEL
MISCELLANEOUS
26
27
28
29
30
30
31
31
32
33
34
MSC3180
GKT2453
RLY2222
FIB2167
SIGHT GLASS
ALL
ALL
GASKET, SIGHT GLASS
RELAY, 1.5 HP PUMP
ALL
DIVIDER PLATE, INSULATION BAFFLE
BURNER PLATE, INSULATION, DOOR
BURNER PLATE, INSULATION, DOOR
GASKET DOOR RUBBER
GASKET DOOR RUBBER
DISPLAY BEZEL
ALL
FIB2168
KBN400/501
KBN601 - 801
KBN400/501
KBN601 - 801
ALL
FIB2146
GKT2455
GKT2063
MSC2177
BLT2104
MSC20063
SWT2011
SWT2006
PRS20002
PRS20020
PRS20019
TRF20000
TRF20002
MSC20123
RLV2084
RLV2001
FUS20001
FUS2001
FUS2002
WTR2040
MSC2514
TST2311
GTP2900
TST30011
KIT3078
LEVELING LEGS
ALL
CONDENSATE TRAP
BLOCKED DRAIN SWITCH
ON/OFF SWITCH
ALL
ALL
35
36
36
36
37
37
38
ALL
PRESSURE SWITCH
PRESSURE SWITCH
PRESSURE SWITCH
TRANSFORMER, 40VA
TRANSFORMER, 60VA
KNOB, FLUTED W / SKIRT
RELIEF VALVE 50 PSI
RELIEF VALVE 50 PSI
0.8 AMP
KBN400
KBN501
KBN601-801
KBN400 - 701
KBN801
ALL
KBN400-601
KBN701/801
ALL
3.15 AMP
ALL
5 AMP
ALL
FLOW SWITCH
ALL
HIGH VOLTAGE CONNECTION BOARD
OUTDOOR AIR SENSOR
GAUGE TRIOMETER, 75# PSI
FLUE TEMP SENSOR KIT
SYSTEM SENSOR
ALL
ALL
ALL
ALL
ALL
KIT3086
AMRHL
ALL
WTR20009
KIT3087
MRLWCO WITH TEST
NEUTRALIZER KIT
ALL
KBN400/501
KBN601-801
ALL
KIT3046
NEUTRALIZER KIT
KIT3085
ALARM BELL
LPK3949
LPK3950
TST2032
TST2044
LP CONVERSION KIT
LP CONVERSION KIT (AFTER SERIAL J07 FOR KBN500)
SYSTEM SENSOR
KBN400
KBN501-801
ALL
BULBWELL 1/4"
ALL
HLC30000
LIMIT, HEAT EXCHANGER OVER TEMP
JACKET ASSEMBLY
JACKET, TOP
ALL
39
39
39
39
39
40
41
41
41
41
41
42
42
42
42
42
JKB40043
JKB30015
JKB40045
JKB40046
JKB40030
JKB30014
JKB40096
JKB40083
JKB40082
JKB40081
JKB40080
JKB60192
JKB60194
JKB60196
JKB60198
JKB60199
KBN400
KBN501
KBN601
KBN701
KBN801
ALL
JACKET, TOP
JACKET, TOP
JACKET, TOP
JACKET, TOP
JACKET, FRONT
JACKET, LEFT SIDE
KBN400
KBN501
KBN601
KBN701
KBN801
KBN400
KBN501
KBN601
KBN701
KBN801
JACKET, LEFT SIDE
JACKET, LEFT SIDE
JACKET, LEFT SIDE
JACKET, LEFT SIDE
JACKET, RIGHT SIDE
JACKET, RIGHT SIDE
JACKET, RIGHT SIDE
JACKET, RIGHT SIDE
JACKET, RIGHT SIDE
PLEASE HAVE MODEL AND SERIAL NUMBER WHEN ORDERING PARTS
KBXII-RP Rev F
4 of 4
©08/11-Printed in U.S.A.
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