User Guide

E. Components diagram / Parts list
Case assembly
Item #
Part #
Description
510U models T-D2U models
001 319143-428
319143-429
EK103
EK111
Case assembly for Indoor models
Case assembly for Outdoor models
002 319143-432
319143-433
EKD59
EKD63
Front cover for Indoor models
Front cover for Outdoor models
003
004
005
006
007
319143-150
319143-184
319143-014
319143-437
319143-221
EK401
EKJ09
EKJ64
EKK4D
EKK5H
Air blockage plate for Indoor models
Bracket
Junction box
Power supply cord assembly
Back guard panel
050
051
052
053
054
319143-025
319143-325
319143-026
319143-060
319143-326
EW000
EW001
EW002
EW003
EW004
Screw M4×12 (W/Washer)
Screw M4×10 (W/Washer)
Screw M4×10 (Coated)
Screw M4x10
Hex head screw M4×12 (W/Washer)
055
056
057
058
059
319143-063
319143-327
319143-201
319143-087
319143-328
EW005
EW008
EKK31
EW00A
EW009
Hex head screw M4x8
Screw M3x10
Tap tight screw M4x12 FEZN
Screw M3x6
Screw M4x6
060
061
062
063
319143-438
319143-439
319143-440
319143-048
EKK37
EW016
EK155
EM167
Screw M4x12
Screw M3x6
Screw M4x8
Wire clamp 60
Item #
Part #
Description
510U models T-D2U models
101
102
103
104
105
319143-441
319143-442
319143-443
319143-043
319143-444
319143-445
EK120
EK118
EK109
EKK25
EK144
EK147
Burner and mixing chamber assembly
Manifold with gas valve assembly NA
Fan motor for Indoor models
Fan motor for Outdoor models
Burner fixing plate assembly
Burner and mixing chamber sub assembly
106
107
108
109
110
319143-033
319143-446
319143-447
319143-448
319143-449
EKK2V
EK107
EK125
EK124
EK126
Burner window
Rod holder gasket
Flame rod with AFR function
Igniter rod
Rod holder
111
112
113
114
115
319143-450
319143-451
319143-452
319143-045
319143-453
EK136
EK116
EK108
EKK2K
EK140
Rod cap
Burner damper
Manifold gasket A
Manifold gasket B
Fixing plate
116
117
118
119
319143-042
319143-454
319143-455
319143-342
EKK2D
EM482
EK117
EX00D
Pressure port
Combustion chamber tube
Gas inlet
Gas inlet ring
121
122
123
319143-176
319143-456
319143-457
EK436
EK127
EK145
Surge box plate
Gasket
Gasket
150
151
152
153
154
319143-350
319143-057
319143-206
319143-458
319143-219
EZP18
EK042
EKK3G
EK134
EKK56
O-ring P18 NBR (Black)
O-ring P20 NBR (Black)
Silicon ring for Outdoor models
Rain protection plate in Exhaust chamber
for Outdoor models
Exhaust port for Outdoor models
Item #
Part #
Description
510U models T-D2U models
401
402
403
404
405
319143-461
319143-462
319143-463
319143-464
319143-193
319143-197
EKD62
EK122
EK129
EKD58
EKK1U
EKK2B
Heat exchanger assembly
for Indoor models
Heat exchanger assembly
for Outdoor models
Flow adjustment valve / Flow sensor
Bypass valve
Water inlet
Inlet drain plug
406
407
408
409
410
319143-198
319143-465
319143-190
319143-466
319143-199
EKK2C
EK137
EKK1A
EK104
EKK2E
Inlet water filter
Inlet thermistor
Outlet thermistor
Water outlet
Outlet drain plug
411
412
413
414
415
319143-096
319143-095
319143-149
319143-467
319143-468
EKK2T
EKN34
EK333
EK130
EK105
Heat exchanger thermistor
Hi-Limit switch
Overheat-cut-off fuse
Pipe heater
Inlet heater
450
451
452
453
454
319143-088
319143-125
319143-066
319143-146
319143-082
EKK27
EK031
EKK26
EK029
EZM04
Pipe heater fixing plate
Heater fixing plate 16
Fuse fixing plate 18
Fuse fixing plate 14
O-ring P4 FKM
455
456
457
458
459
319143-080
319143-100
319143-091
319143-083
319143-097
EZM06
EZM14
EZM15
EZM16
EKH30
O-ring P6 FKM
O-ring P14 FKM
O-ring P15 FKM
O-ring P16 FKM
Fastener “4-11”
460
461
462
463
319143-105
319143-226
319143-205
319143-065
EKK24
EM192
EKK39
EKN50
Fastener “14-22”
Fastener “16A”
Fastener “16-25A”
Silicon ring for Indoor models
701
702
703
704
705
319143-471
319143-426
320273-128
319143-427
319143-138
319143-472
EK149
EK148
EK280
EK146
EKK3C
EK115
Computer board
Rubber grommet for Indoor models
Surge box
120 VAC wire for Indoor models
120 VAC wire for Outdoor models
Switch wire
706
707
708
709
319143-141
319143-474
319143-475
319143-477
EKK4V
EKD61
EK114
EKD64
120 VAC Power ON-OFF switch
Remote controller wire
Gas valve wire
Flame rod wire
711
713
714
715
716
319143-479
319143-185
319143-481
319143-482
319143-191
EK153
EKJ59
EK112
EKD60
EKK1M
Igniter assembly
Freeze protection thermostat
Proportional gas valve wire
24V cables
Computer board cover
717
719
720
319143-425
319143-484
319143-489
EW022
EK152
EK156
Cable strap for Indoor models
Remote fixing plate
Flow adjustment plate
721 319143-485 ER014 Temperature remote controller
Outdoor modelsIndoor models
001
004
052
003
052
007
002
051
050
052
005
704
002
001
702
704
006
717
Temperature
remote controller
721
703
121
705
053
706
704
705
Surge box
Computer board assembly
701
705
103
402
402
715
707
715
403
714
709
708
711
716
Water outlet secon
410
455
408
456
454
460
409
C
Water inlet secon
402
460
456
461
458
404
415
407
454
405
457
406
D
052
059
Water way assembly
463
413
453
451
403
456
460
458
462
450
414
459
454
452
411
414
451
414
412
058
401
B
A
B
A
D
C
To Water
outlet section
To Water
inlet section
Bypass section
Burner assembly
Exhaust secon (Outdoor models)
113
114
150
057
119
151
118
055
401
401
153
154
053
152
713
056
107
106
108
060
109
111
711
112
052
101
401
116
116
115
110
053
053
062
060
122
053
060
060
104
105
123
708
711
711
117
719
052
055
053
054
102
709
714
063
707
103
062
720
117
Burner assembly
Manifold
assembly