have download a number of manuals todate , most are excellant, one or two sometimes a little difficult to read but a least avaialable, great site .
Brad.
Good manual. It is complete and of high quality, both text and graphics. The schematics are with the original big size, so it can be viewed or printed without any loss of resulution and sharpness.
Text excerpt from page 25 (click to view)
AY-A074E AY-A094E AE-A074E AE-A094E
REFRIGERANT PIPE INSTALLATION WORKS
Refrigerant pipe length and level difference between the indoor and outdoor units.
PIPE SIZE GAS 3/8" LIQUID 1/4"
STANDARD PERMISSIBLE LENGTH 7m(23.0ft)
PERMISSIBLE LEVEL DIFFRENCE 5m(16.4ft)
The shorter refrigerant pipe, the highter the machine capabillity. Keep the pipeline as short as possible.