Convergent Drainage; Selecting The Diameter; Drainage Test - Toyotomi DCT 100HSPi Service Manual

Installation

4.4 Convergent drainage

4.4.1. The number of indoor units should be as small as possible to prevent the traverse main pipe overlong.
4.4.2. Indoor unit with drain pump and indoor unit without drain pump should be in different drainage system.

4.4.3. Selecting the diameter

Calculate allowed volume =Total cooling capacity of indoor units(HP)×2 (l/ hr)
Hard
Hard
Hard
Hard
Hard

4.5 Drainage test

Drainage without drain pump
After finishing drainpipe installation, pour some water into the water receiver plate to check if the water flows
smoothly.
Allowed volume(lean 1/100) (l/ hr)
14
88
175
334
I.D. (mm)
25
30
40
50
80
Thick
3.0
3.5
4.0
4.5
6.0
Installation