Exploded parts diagrams: This part is shown as item #7H on the Raypak Raytherm 183B, 263B, 333B, 403B Heaters; item #6j on the Raypak 207A, 267A, 337A, 407A Digital – Low Nox Gas Heater; item #6j on the Raypak 206A, 266A, 336A, 406A Digital,Atmospheric Gas Heater; item #5j on the Raypak RP2100 Digital Gas Models R185B, R265B, R335B, R405B; item #8H on the Raypak Pro Series 268A/408A Gas Heater Replacement Parts exploded parts diagrams.
🔧 Raypak Raytherm 183B, 263B, 333B, 403B Heaters – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Temp Sensor Retainer Kit, Qty 5, Raypak ELS/53A/55A/105A/B |
| – | Temperature & Pressure Gauge Kit, Raypak Hydronic Heaters |
| – | Temperature and Pressure Gauge, Raypak Heaters, 1/2", Bottom |
| – | Deliming Kit, Raypak 130A/207A/206A/R185A/R185B |
| – | Sensor Clip, Raypak ELS/53A/55A/105A/105B/151/153/155A/183A |
| – | Bulb Well, Raypak 53/53A/55A/151/153/155A/183A |
| 2V | 46-197-W018K2V |
| 2R | 46-197-W018K2R |
| 1R | 46-197-W018K1R |
| 10P | High Tension Wire, Raypak 53A/55A/105A/155A/183A/185A/R185 |
| 9P | Aluminum Tubing, Raypak 155A/185A |
| 8P | 46-197-W018K8P |
| 7P | 46-197-W018K7P |
| 6P | 46-197-W018K6P |
| 5P | 46-197-W018K5P |
| 2P | Pilot, Raypak 53A/55A/105A/151/153/155A, Nat./LP,After 06/00 |
| 2M | 46-197-W018K2M |
| 7H | Bolt Kit, Raypak 207A/206A/R185A/R185B Heat Exchanger ◀ this part |
| 6H | 46-197-W018K6H |
| 2G | 46-197-W018K2G |
| 7C | Roll Out Switch, Raypak 207A/R185A/R185B |
| 6C | 46-197-W018K6C |
| 3C | Flow Switch, Raypak Hi Delta Heaters |
| 4B | 46-197-W018K4B |
| 3B | SRV Burner Kit, Raypak, 10 Pack |
| 2B | 46-197-W018K2B |
| 1B | 46-197-W018K1B |
🔧 Exploded diagram and parts
This part belongs to the Raypak Raytherm 183B, 263B, 333B, 403B Heaters assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
Temp Sensor Retainer Kits
| Part | Our part number | Availability | |
|---|---|---|---|
![]() |
Temp Sensor Retainer Kit, Qty 5, Raypak ELS/53A/55A/105A/B | 100-10000413 | Available to order |
![]() |
Bulb Well, Raypak 53/53A/55A/151/153/155A/183A | 007211F | Available to order |
Temperature and Pressure Gauges
| Part | Our part number | Availability | |
|---|---|---|---|
![]() |
Temperature & Pressure Gauge Kit, Raypak Hydronic Heaters | 007399F | 14 in stock |
![]() |
Temperature and Pressure Gauge, Raypak Heaters, 1/2", Bottom | 007205F | 20 in stock |
![]() |
Deliming Kit, Raypak 130A/207A/206A/R185A/R185B | 052871F | 1 in stock |
Pilot Mounting Bracket Kits
| No. | Part | Our part number | Availability | |
|---|---|---|---|---|
| 2P | ![]() |
Pilot, Raypak 53A/55A/105A/151/153/155A, Nat./LP,After 06/00 | 002003F | 16 in stock |
| 6P | Pilot Mounting Bracket Kit, Raypak Gemini/Versa/RP2100 | 100-10000705 | 1 in stock |
Complete gas valves
| No. | Part | Our part number | Availability | |
|---|---|---|---|---|
| 2G | ![]() |
Gas Valve, Raypak 53A/55A/105A/105B/151/153/155A, Nat., IID | 003900F | 6 in stock |
| 2G | ![]() |
Gas Valve, Raypak 55A/105A/105B/155A/185A/R185/185, LP, IID | 004306F | 6 in stock |
Roll Out Switchs
| No. | Part | Our part number | Availability | |
|---|---|---|---|---|
| 3C | ![]() |
Flow Switch, Raypak Hi Delta Heaters | 007142F | 17 in stock |
| 7C | ![]() |
Roll Out Switch, Raypak 207A/R185A/R185B | 006035F | 11 in stock |
Complete srv burner kits
| No. | Part | Our part number | Availability | |
|---|---|---|---|---|
| 3B | ![]() |
SRV Burner Kit, Raypak, 10 Pack | 100-10000414 | 31 in stock |
Parts that go with this
| Part | Our part number | Availability | |
|---|---|---|---|
![]() |
Silicone Based Lubricant 1oz 00150 | 00150 | 343 in stock |
![]() |
O-Ring Chart, Aladdin | MG1 | 17 in stock |





























