Sinclair GSH-60IRA series Operational Manual page 30

Example:
If 16kw model is installed at a distance of 25m, (25-10)*50=750g refrigerant should be
added;
2. Rated capacity is based on standard pipe length and maximum allowable length is base
on the product reliability in the operation;
3. Oil trap should be installed every 5-7 meters when the location of outdoor unit is higher
than indoor unit.
AIR-TO-WATER HEAT PUMP INSTALLATION MANUAL
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