Sinclair SF-250F3, Service Manual, Page: 34 / 44

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②
Wrap the connecting pipes and all the valve body with anti-condensation material (EPDM or PE) of no less
than 10 mm thick, or install auxiliary drainage equipment.
③
Pour water into the drain pan and check it all the way until you can see water flows from the drain outlet.
Alternatively, you may check the drain channel and remove impurities that may obstruct the flow.
④
Install the condensate drain system.
⑤
The condensate drain system must be properly lowered to ensure water discharge.
Follow the steps below to set the condensate drain system.
Figure 12.4.7
Set water storage elbow
The condensate drain system must be fitted with a suitable elbow to prevent odour penetration. Follow the steps
below to set the elbow.
Note: Place a drain stopper
at the bottom of the elbow.
Figure 12.4.8
The customer has to purchase the three-way valve and its accessories (Operation and Installation Manual
attached) separately from the manufacturer.
3
cm
/m
Make sure the drain
connector is stress-free
Base
Remove the knockout plate at the
foundation in case the water pipe
passes under the unit
knockout plate