How to Remove Your Hot Tub Heater Unit
🔎 Overview
This guide explains how to safely remove the heater unit from your hot tub. This may be required for maintenance, replacement, or troubleshooting.
⚠️ Before You Start
- Ensure the spa is fully powered off at the mains
- Never attempt removal while the spa is filled or connected to power
- Allow the unit to cool before handling
✅ Step-by-Step Instructions
- Turn off power and drain the spa
- Switch off the spa at the mains
- Fully drain all water from the spa body
- Remove the filter(s)
- Take out the filter(s) from inside the spa
- Note: Some models have 2 filters
- Remove inlet and outlet fittings
- Use the provided wrench
- Unscrew and remove the filter inlet and outlet from inside the spa
- Disconnect the wired controller
- Unscrew the controller from the spa
- Carefully disconnect it
- Thread the controller cable through the access hole in the liner
- Deflate the spa
- Fully deflate the spa to expose the heater unit
- Disconnect the air bubble (blower) connector
- Locate the connector underneath the heater
- Depending on your model:
- Unscrew the hand-tight cap OR
- Loosen the jubilee clamp and remove the blower pipe
- Remove the dual inlet pipe (if applicable)
- For spas with 2 filters:
- Locate the dual inlet pipe on the side of the heater
- Use a screwdriver to loosen the jubilee clip
- Remove the pipe
- For spas with 2 filters:
- Remove the heater unit
- Carefully pull the heater unit out from inside the liner
- Avoid forcing or bending connected parts
🚨 Important Tips
- Handle all components gently to avoid damage
- Keep screws, clamps, and fittings safe for reinstallation
- Check hoses and seals for wear while the unit is removed
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