Gree GRS-CQ8.0Pd/NaEK Service Manual page 94

The minimum clearance from the water tank to combustible surface must be 500mm.
There should be water pipe, hot water joint and floor drain near the water tank in favor of water
replenishment, hot water supply and drainage of water tank.
Connection of inlet/outlet waterway: Connect the safety check valve attached with the unit (→ points
at insulated water tank) with the water inlet of water tank with PPR pipe according to the following figure,
sealing with unsintered tape. The other end of the safety check valve should connect with tap water joint.
Connect the hot water pipe and water outlet of water tank with PPR pipe.
Note:
For safe use of water, water outlet/inlet of water tank must connect with a certain length of PPR
pipe ,L ≥70×R2(cm, R is inside radius of the pipe). Moreover, heat preservation should be conducted
and metal pipe can not be used. For the first use, water tank must be full of water before the power is on.
(2) Connection with inner unit
If connection between water tank and inner unit should be through the wall, drill a hole φ70 for pass
of circulating water pipe. It is unnecessary if the hole is not needed.
Installation
Water Tank
Fix
With
Bolts
Installed on the ground and
never suspended
89