💧 Exhaust Temp Limit, Zodiac Laars LX-LT/LX-LT Low Nox
Made by Jandy/Laars/Zodiac, manufacturer part number R0329400.
📏 Specifications
| Specification | Value |
|---|---|
| Brand | Jandy/Laars/Zodiac |
| Manufacturer part number | R0329400 |
| Catalog description | Exhaust Temp Limit, Zodiac Laars LX-LT/LX-LT Low Nox |
Exploded parts diagrams: This part is shown as item #45 on the Waterpik Laars LX/LT Heater (Mfg 1999-2003); item #43 on the Waterpik Laars LX/LT Low NOx Heater (Mfg 2003-2007) exploded parts diagrams.
🔧 Waterpik Laars LX/LT Heater (Mfg 1999-2003) – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Wire Harness Set, Jandy LX/LT, Pre 2004 |
| – | 47-100-1004 |
| 58 | Door Latch, Zodiac Jandy Laars LX/LT/Low NOx/LRZE/LRZM/LXi |
| 56 | Fusable Link, Zodiac Jandy Laars EPC/ESC/EPG/ESG/EPH/LX-LT |
| 55 | Flame Sense Rod, Zodiac Laars LX-LT |
| 53 | Terminal Block, Zodiac Jandy Laars ESZC/ESG/Lite/LX-LT/LRZM |
| 45 | Exhaust Temp Limit, Zodiac Laars LX-LT/LX-LT Low Nox ◀ this part |
| 41 | Hi-Limit, Zodiac Jandy Laars EPC/ESC/EPG/ESG/HI-E, 150degF |
| 42 | Wire Harness, Jandy LX/LT, Hi Limit |
| 40 | Hi-Limit, Zodiac Jandy Laars EPC/ESC/EPG/ESG/HI-E, 135degF |
| 38 | 47-295-1578 |
| 37 | Pressure Switch 3064, 25A, Tecmark, 3/16"Comp, SPNO |
| 35 | Ignition Control, Zodiac Laars HI-E2/LX-LT |
| 33 | Retainer Bracket, Zodiac Laars Elecktra II/Lite/LX/LT |
| 32 | Thermostat Sleeve,Zodiac Laars Elecktra II/EPC/EPG/ESG/HI-E2 |
| 27 | 46-295-W017K27 |
| 23 | 46-295-W017K23 |
| 22 | Gasket Kit, Zodiac Laars LX/LT, LX/LT Low NOx, Blower |
| 20 | 47-100-1700 |
| 14 | Burner Tray, Jandy LX/LT 250 |
| 15 | Main Burner, Zodiac Laars EPC/ESC/EPG/ESG/Lite/LX/LT/EG/ES |
| – | Heat Exchanger Hardware Kit, Zodiac Jandy Laars LX/LT |
| 12 | Header Drain Plug, Zodiac Jandy LX/LT, LX/LT Low NOx, qty 3 |
| 11 | Gasket Kit, Zodiac Laars LX/LT, LX/LT Low NOx, Header |
| 10 | O-Ring, Zodiac Jandy LX/LT, Header Coupling, Quantity 2 |
| 9 | 46-295-W017K9 |
| 8 | Bypass Spring, Zodiac Laars LX/LT, LX/LT Low NOx |
| 6 | Bypass Assembly, Zodiac Laars LX/LT, LX/LT Low NOx |
| 5 | Rear Header, Zodiac Jandy LX/LT, LX/LT Low NOx, w/Hardware |
| 4 | Front Header Assembly, Zodiac Laars LX/LT, LX/LT Low NOx |
| 2 | 46-295-W017K2 |
🔧 Exploded diagram and parts
This part belongs to the Waterpik Laars LX/LT Heater (Mfg 1999-2003) assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
Complete door latchs
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 58 | ![]() |
Door Latch, Zodiac Jandy Laars LX/LT/Low NOx/LRZE/LRZM/LXi | R0334900 | 11 in stock | $18.79 | Add to cart |
Retainer Brackets
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 27 | ![]() |
Transformer, Zodiac Jandy Laars EPC/ESC/EPH/HI-E2/Lite/LX/LT | R0061100 | 4 in stock | $120.16 | Add to cart |
| 32 | ![]() |
Thermostat Sleeve,Zodiac Laars Elecktra II/EPC/EPG/ESG/HI-E2 | 10444900+ | 3 in stock | $6.39 | Add to cart |
| 33 | ![]() |
Retainer Bracket, Zodiac Jandy Lite2 | 10447300+ | Available to order | $5.00 | Add to cart |
| 35 | ![]() |
Ignition Control, Zodiac Laars HI-E2/LX-LT | R0202900 | 1 in stock | $599.01 | Add to cart |
| 37 | ![]() |
Tecmark Pressure Switch 3064 | 3064 | Available to order | $47.84 | |
| 41 | ![]() |
Hi-Limit, Zodiac Jandy Laars EPC/ESC/EPG/ESG/HI-E, 150degF | R0023000 | Available to order | $63.26 | |
| 55 | ![]() |
Flame Sense Rod, Zodiac Laars LX-LT | R0334800 | Available to order | $62.42 |
Gasket Kits
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 4 | ![]() |
Front Header Assembly, Zodiac Laars LX/LT, LX/LT Low NOx | R0326900 | 7 in stock | $901.23 | Add to cart |
| 6 | ![]() |
Bypass Assembly, Zodiac Laars LX/LT, LX/LT Low NOx | R0327100 | Available to order | $75.23 | |
| 8 | ![]() |
Bypass Spring, Zodiac Laars LX/LT, LX/LT Low NOx | R0327200 | 6 in stock | $18.75 | Add to cart |
| 10 | ![]() |
O-Ring, Zodiac Jandy LX/LT, Header Coupling, Quantity 2 | R0337600 | 17 in stock | $12.27 | Add to cart |
| 11 | ![]() |
Gasket Kit, Zodiac Laars LX/LT, LX/LT Low NOx, Header | R0327500 | Available to order | $38.00 |
Parts that go with this
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
![]() |
Silicone Based Lubricant 1oz 00150 | 00150 | 343 in stock | $5.26 | Add to cart |
![]() |
O-Ring Chart, Aladdin | MG1 | 17 in stock | $83.58 | Add to cart |






















