Hach QC8500 Series 2 - Heater Assembly Removal

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Maintenance
5.4.2 Heater assembly removal
Refer to Figure 49 on page 55.
To remove the heater assembly:
1. Allow the assembly to cool completely, then disconnect the tubing from the manifold.
Remove the manifold.
2. Lift the assembly from the channel.
3. Disconnect the heater controller cable, heater element cable, PE ground cable and
the leak detector cable.
4. Remove the heater assembly.
Figure 48 Heater assembly connection
1 Heater controller 5 Leak detector cable with 3-pin connector
2 Leak detector 6 Heater element cable with 2-pin connector
3 Thermocouple plug and jack 7 Heater controller cable with 6-pin connector
4 PE ground cable
1 2
3
7
6
5
4