Drain Piping - Mitsubishi Electric PRH-P8MYA Technical & Service Manual

Air-cooled rooftop packaged air conditioners
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Drain piping

• Models PRH-P8MYA/P10MYA
B
24
1. The condensate drain socket (R1) is provided. The drain pipe is connected to the drain socket.
2. The drain pipe must be provided with a trap on the outside of the unit and also installed at an incline for proper
drainage, as shown in the figures above.
3. To prevent dew condensation and leakage, provide drain pipes with insulation.
4. Upon completion of the piping work, check that there is no leakage and that the water drains off properly.
1399
B
F
E
70
A
D
C
- 81 -
• Models PRH-P16MYA/P20MYA
B
23
A Drain piping
B Socket R1
C Drain trap
D The drain pipe should e
xtend
below the level.
2 × External static pressure
E
> =
2 × E
> =
F
1549

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