Marco 1000830, Руководство по обслуживанию

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SP9 ServiceManual.docx 06/02/2015 Page 28 of 42
the heating element on the inside of the tank, remove the retaining nuts and seals on the outside.
The heating element can now be removed and replaced. See diagram on next page.
Note: Do not over-tighten the retaining nuts, as this could deform the seals and cause
leakage.
Over-Temperature Cut-Out Replacement
To replace the over-temperature cut-out switch, remove the spade connectors from the switch.
Remove the two retaining nuts and remove the switch. When replacing, use a little thermal
conductive paste to ensure good thermal conductivity. See diagram on next page.
Figure 18.