BASIC SERVICE
ELECTRICAL SERVICE (Cont.)
Heater Element Wiring – Booster Tank and Wash Tank Heater Elements
Refer to the illustrations and follow the steps below to properly install terminal jumpers and to make line power connections to a replacement element.
Step 1. Hold the element assembly with the calrod coils facing toward you.
Step 2. Match your element coil to Configuration A, B, C, or D.
Step 3. Rotate your element coils to match the correct configuration.
Step 4. Turn the element over and match your element to the correct terminal configuration. Step 5. Install terminal jumpers according to the illustration for your voltage requirement.
Step 6. Install the element and make your line connections 1L1, 1L2, or 1L3 per the illustration.
Configuration A
Booster tank element View of calrod coils
Terminal Connections View of element
1L1 | 1L3 | 1L3 | 1L3 | 1L1 |
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| 1L2 |
| 1L1 | 1L1 |
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| 1L2 |
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| 1L2 | 1L2 |
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208V/1 Phase | 480V/3 Phase | ||
| Delta Connection | 575V/3 Phase | Wye Connection for |
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| Delta Connection |
Configuration B
Booster tank element View of calrod coils
Terminal Connections View of element
1L1 | 1L1 | 1L1 |
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| 1L2 | 1L2 |
|
1L2 |
| 1L1 | 1L3 |
| 1L3 | 1L3 | 1L2 |
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208V/1 Phase | 480V/3 Phase | ||
| Delta Connection | 575V/3 Phase | Wye Connection for |
|
| Delta Connection |
Configuration C
Booster tank element View of calrod coils
Terminal Connections View of element
1L1 |
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|
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| 1L2 | 1L1 |
| 1L1 | 1L3 | 1L1 | 1L3 | 1L3 |
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| |
1L2 |
| 1L2 |
| 1L2 |
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208V/1 Phase | 480V/3 Phase | |||||
| Delta Connection | 575V/3 Phase | Wye Connection for | |||
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|
| Delta Connection |
Configuration D
Wash tank element View of calrod coils
1L1
1L2
208V/1 Phase
Terminal Connections View of element
1L1 | 1L1 | 1L1 |
|
| 1L2 |
1L3 | 1L3 |
|
1L2 | 1L2 | 1L3 |
480V/3 Phase | ||
Delta Connection | 575V/3 Phase | Wye Connection for |
| Delta Connection |
Figure 19
Heater Element Wiring
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