
RESIDENTIAL GAS REPLACEMENT PARTS LIST
RTG199HE (N,X) Models
Effective: July, 2014
ECO 7925
NOTE: BOTH MODEL AND SERIAL
NUMBERS ARE REQUIRED FOR
ORDERING REPLACEMENT PARTS
Dimensions and specifications
subject to change without notice.
Parts Book #238-50795-00A

Item Description Model Model
RTG199HEN RTG199HEX
1 Front cover 8 738 709 019 8 738 709 019
2 Shield 8 738 709 020 8 738 709 020
4Screw 8 703 401 170 0 8 703 401 170 0
5 Combustion cover 8 700 506 300 0 8 700 506 300 0
6 Gasket 8 704 701 084 0 8 704 701 084 0
7 Observation window 8 705 600 003 0 8 705 600 003 0
8 Holding bracket 8 708 104 103 0 8 708 104 103 0
9 Screw M4, 8x9,5 (10x)
8 703 403 012 0 8 703 403 012 0
10 Clip 8 701 201 032 0 8 701 201 032 0
11 Grommet set 8 710 203 039 0 8 710 203 039 0
12 Exhaust accessory
8 705 504 152 0 8 705 504 152 0
13 Washer 8 700 103 710 0 8 700 103 710 0
14 Inlet air cover 8 708 006 022 0 8 708 006 022 0
15 Gasket (10x) 8 700 103 166 0 8 700 103 166 0
16 Inlet air accessory 8 705 504 154 0 8 705 504 154 0
17 Mounting bracket
8 701 309 164 0 8 701 309 164 0

Item Description Model Model
RTG199HEN RTG199HEX
1 Heat exchanger 8 738 704 117 0 8 738 704 026 0
2 Washer 8 704 701 052 0 8 704 701 052 0
3 Condensing exchanger inlet 8 705 700 159 0 8 705 700 159 0
4 Overheat sensor (ECO) 8 707 206 204 0 8 707 206 204 0
5 Washer 8 704 701 054 0 8 704 701 054 0
6 Site window 8 701 000 401 0 8 701 000 401 0
7 Ignition group 8 701 302 249 0 8 701 302 249 0
8 O-ring (10x)
8 700 205 147 0 8 700 205 147 0
9 Rubber seal 8 710 303 027 0 8 710 303 027 0
10 Pipe for connection 8 700 715 493 0 8 700 715 493 0
11 Clip (10x)
8 701 201 028 0 8 701 201 028 0
12 Washer 8 704 701 090 0 8 704 701 090 0
13 Union nut 8 703 301 157 0 8 703 301 157 0
14 Condensing heat exchanger 8 705 700 161 0 8 705 700 161 0
15 Condensing exchanger left side 8 705 700 162 0 8 705 700 162 0
16 Washer 8 704 701 091 0 8 704 701 091 0
17 Screw (10x) 2 918 060 162 0 2 918 060 162 0
18 Condensing exchanger right side 8 705 700 163 0 8 705 700 163 0
19 Screw (10x)
2 910 611 496 0 2 910 611 496 0
20 O-ring (10x) 8 700 205 226 0 8 700 205 226 0
21 Condensing fincoil 8 700 715 402 0 8 700 715 402 0
22 O-ring (10x)
8 700 205 228 0 8 700 205 228 0
23 Condensate drain connector 8 705 506 838 0 8 705 506 838 0
24 Washer (10x) 8 704 701 092 0 8 704 701 092 0
25 Exhaust temperature sensor 8 707 206 459 0 8 707 206 459 0
26 Washer 8 704 701 097 0 8 704 701 097 0
27 U-bend pipe 8 703 305 352 0 8 703 305 352 0
28 Clip (10x) 8 701 300 023 0 8 701 300 023 0
30 Flue gas collector 8 705 506 841 0 8 705 506 841 0
31 Connecting pipe
8 700 715 398 0 8 700 715 398 0
32 Siphon 8 705 202 141 0 8 705 202 141 0
33 Condensate drain pipe 8 700 703 177 0 8 700 703 177 0
34 Clip for watervalve W2
8 716 102 607 0 8 716 102 607 0
35 Gasket 8 704 701 094 0 8 704 701 094 0
36 Insulation (145x60) 8 702 303 027 0 8 702 303 027 0
37 Washer (10x) 8 704 701 088 0 8 704 701 088 0
38 Temperature sensor' 8 700 400 040 0 8 700 400 040 0
39 O-ring (10x) 8 700 205 310 0 8 700 205 310 0
Set of seals 8 704 701 116 0 8 704 701 116 0

Item Description Model Model
RTG199HEN RTG199HEX
1 Burner 8 708 120 642 0 8 708 120 699 0
2 Gasket 8 704 701 087 0 8 704 701 087 0
3Fan 8 738 709 000 8 738 709 000
4 Exhaust temperature sensor 8 707 206 459 0 8 707 206 459 0
5 Washer 8 704 701 097 0 8 704 701 097 0
6Nut M5 2 915 011 006 0 2 915 011 006 0
7Fan 8 707 204 072 0 8 707 204 074 0
8 Screw M4, 8x9, 5 (10x)
8 703 403 012 0 8 703 403 012 0
9 Gas / Air Mixer 8 705 700 170 0 8 705 700 170 0
10 O-ring (10x) 8 700 205 149 0 8 700 205 149 0
11 Venturi
8 700 306 226 0 8 700 306 226 0
12 O-ring (10x) 8 700 205 224 0 8 700 205 224 0
13 Washer 8 704 701 059 0 8 704 701 059 0
14 Screw
2 910 642 150 0 2 910 642 150 0
15 Washer 8 701 004 049 0 8 701 004 049 0
16 Air supply duct 8 705 700 155 0 8 705 700 155 0
17 Screw M4 x 12 phillips (10x)
2 910 952 122 0 2 910 952 122 0

Item Description Model Model
RTG199HEN RTG199HEX
1 Gas valve 8 738 708 999 8 738 708 999
2 Pressure tapping 8 703 404 219 0 8 703 404 219 0
3 Washer (10x) 8 700 203 041 0 8 700 203 041 0
4 Pressure balance tube 8 718 221 063 0 8 718 221 063 0
6 Gas supply pipe 8 700 715 389 0 8 700 715 389 0
7 Washer-fibre 24OD X 16ID X 2 MM (10x)
8 700 103 014 0 8 700 103 014 0
8 Gas filter 8 700 507 002 0 8 700 507 002 0
9 Gasket 8 704 701 085 0 8 704 701 085 0
10 Connector
8 705 202 140 0 8 705 202 140 0
11 Washer (10x) 8 704 701 062 0 8 704 701 062 0
12 Screw for settings 8 703 404 220 0 8 703 404 220 0
13 O-ring (10x)
8 700 205 009 0 8 700 205 009 0
14 Screw (10x) 2 910 149 181 0 2 910 149 181 0

Item Description Model Model
RTG199HEN RTG199HEX
1 Water valve with engine 8 708 505 023 0 8 708 505 023 0
2 O-ring (10x) 8 700 205 147 0 8 700 205 147 0
3 Clip for watervalve W2 8 716 102 607 0 8 716 102 607 0
4 Pipe 8 738 703 468 0 8 738 703 468 0
5 Insulation (145x60) 8 702 303 027 0 8 702 303 027 0
6 Clip (10x) 8 701 201 028 0 8 701 201 028 0
7 Valve bypass 8 738 702 561 0 8 738 702 561 0
8 Sealing washer 2.9 X 17.2 X 1.5 (10x)
8 710 103 043 0 8 710 103 043 0
9 O-ring 10, 78x62 L (10x) 8 716 103 067 0 8 716 103 067 0
10 Clip 8 738 704 703 0 8 738 704 703 0
11 Pipe
8 738 703 467 0 8 738 703 467 0
12 O-ring (10x) 8 700 205 129 0 8 700 205 129 0
13 Connection piece 8 738 704 163 0 8 738 704 163 0
14 Strainer
8 700 507 081 0 8 700 507 081 0
15 Cover 8 738 702 550 0 8 738 702 550 0
16 Wire form spring (10x) 8 704 705 029 0 8 704 705 029 0
17 O-ring (10x)
8 700 205 312 0 8 700 205 312 0
18 Retaining clip (10x) 8 704 705 055 0 8 704 705 055 0
19 O-ring (10x) 8 700 205 157 0 8 700 205 157 0
20 Temperature sensor
8 700 400 033 0 8 700 400 033 0
21 O-ring (10x)
8 700 205 310 0 8 700 205 310 0
22 Connection bush 8 738 702 558 0 8 738 702 558 0
23 Clip (10x) 8 701 300 025 0 8 701 300 025 0
24 Connection bush
8 738 702 548 0 8 738 702 548 0
25 Pipe 8 738 702 559 0 8 738 702 559 0
26 T-piece 8 738 702 557 0 8 738 702 557 0
27 Clip (10x)
8 738 704 185 0 8 738 704 185 0

Item Description Model Model
RTG199HEN RTG199HEX
1 Control box 8 738 708 997 8 738 708 997
2 Fusing element T2,5A (10x) 1 904 521 342 0 1 904 521 342 0
4 Power supply cables 8 704 401 371 0 8 704 401 371 0
5 Power supply cord 8 704 401 378 0 8 704 401 378 0
6 Fan cable 8 738 704 460 0 8 738 704 460 0
7 Cable harness 8 738 702 804 0 8 738 702 804 0
9 Electrode cables 8 704 401 346 0 8 704 401 346 0
10 Temperature sensor
8 700 400 032 0 8 700 400 032 0
11 Kit Inteligent cascading 7 709 003 962 7 709 003 962
12 Anti-freeze accessory 7 709 003 665 7 709 003 665
13 Cable 8 738 702 551 0 8 738 702 551 0