Installation Guide
48 Page
Parts List
Owner's Guide
PARTS LIST
Item # Description
Part #
110C, 310C and
510C models
AT-KJr3U-CV, AT-K5U-CV
and AT-D3U-CV models
001 Case assembly
N/A
002 Front cover N/A
003
004
005
Bracket
Duct unit
Duct unit cover
N/A
N/A
N/A
051
052
053
Truss Screw M4×12 (W/Washer) SUS410
Truss Screw M4×10 (Coated) SUS3
Truss Screw M4x10 SUS
100074210
100074211
100074245
EW000
EW002
EW003
054
055
056
057
Hex head screw M4×12 (W/Washer) SUS3
Hex head screw M4x8 FEZN
Pan Screw M4x20 SUS410
Tap tight screw M4x12 FEZN
100074510
100074248
N/A
100074385
EW004
EW005
EW018
058
059
060
061
062
063
064
065
Tapping Screw M3x6 SUS3 Pan head
Tapping Screw M4x6 SUS3 Truss head
Truss Screw M4x8 SUS3
Screw M3x6 BSNI Binding head
Screw M3x12 BSNI Raised counter sunk head
Tapping Screw M4x14 SUS410 Truss head
Pan Screw M3x10 SEMS MFZN
Pan Screw M4x8 MFZN
100074272
100074512
N/A
N/A
100074515
100076450
N/A
100074244
EW00A
EW009
EW02A
EW016
EW00X
EW00E
EW02C
EW00D
101
102
Burner and mixing chamber assembly
Manifold with gas valve assembly NA
100224092
100224093
103
104
105
Fan motor assembly
Fan motor gasket
Fan motor plate
100224094
100224095
100224096
106
107
Burner window
Rod holder gasket
100076535
100224097
108
109
110
111
Flame rod with AFR function
Igniter rod
Rod holder
Rod cap
100224098
100224099
100224100
100076319
112
113
114
Burner damper
Manifold gasket A
Manifold gasket B
100224101
100224102
100224103
115
116
117
118
119
120
Pressure port
Combustion chamber tube
Gas inlet
Gas inlet ring
Burner gasket
Burner holder gasket
100074227
100074528
100224104
100074234
100224105
100224106
EX019
121
122
Surge box plate
Fan motor plate
100074360
N/A
130
131
Manifold Gasket
100281154
100281157
150
151
O-ring (Manifold)
O-ring P20 NBR (Black)
N/A
100074242
401 Heat exchanger assembly for 110C, 310C
for 510C
100224107
100224108
402
403
404
405
Flow adjustment valve / Flow sensor
Bypass valve for 510C model
Water inlet
Inlet drain plug
100074624
100074625
100074377
100074381