U-Match Series DC Inverter Service Manual
77
1~1.5m(3-2/7~5feet)
× (wrong)
√ (Correct) 1/100 or more gradient
Figure 3-1-59
(5) The incline of attached drain hose should be 75mm (3inch) or less so that the drain outlet does
not have to withstand additional force.
≤75mm(3inch)
≤1000mm(39-3/8inch)
Drain hose(attachment)
Figure 3-1-60
1.3.11 Testing of Drain Piping
After piping work is finished, check if drainage flows smoothly. Shown in the Figure 3-1-61, Add
approximately 1liter of water slowly into the drain pan and check drainage flow during COOL running.
Drain hose Test hole cover
Test hole
<Immiting water from the rest hole>
Plastic water pot [The length of
the pipe should be about
100mm(3-7/8inch)].
<Immiting water from the outlet vent terminal>
Above 100mm(3-7/8inch)
Drain vent for repair use (plastic stopper
is included) (drain the water in waterspoit
by this outlet vent)
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