Gree GKH12K3BI, Service Manual

Page: 68 / 209

65
U-MATCH Air
Conditioners
Service Manual
3. Matters of Attention
‹
7KHGLDPHWHURIWKHGUDLQKRVHVKRXOGEHHTXDORUELJJHUWKDQWKHFRQQHFWLRQSLSH¶V7KHGLDPHWHURI
SRO\WKHQHSLSH2XWHUGLDPHWHUPP6XUIDFHWKLFNQHVV•PP
‹ 'UDLQ KRVH VKRXOG EH VKRUW DQG GURRSLQJ JUDGLHQW VKRXOG DW OHVV WR SUHYHQW WKH IRUPDWLRQ RI DLU
bubble.
‹ If drain hose cannot has enough drooping gradient, drain raising pipe should be added.
‹ To prevent bent of the drain hose, the distance between hoisting stand should is 1 to 1.5m. (As shown in
Figure 1-3-8)
1-1.5m
ƻ
&RUUHFWRUPRUHJUDGLHQW
×(wrong)
Figure 1-3-8
‹ 7KHLQVWDOOKHLJKWRIWKHGUDLQUDLVLQJSLSHVKRXOGOHVVWKDQPP
‹ The drain raising pipe should form a right angle with the unit, and distance to unit should not beyond
PP$VVKRZQLQ)LJXUH
Celling
1-1.5m
Hanger bracket
Below
PP
Above
PP
P
m
Drainage raising pipe
Drainage hose
（ attachment ）
Cassette type unit
ZLWKLQP m
Roof
Clamp(attachment)
Figure 1-3-9
‹ The slant gradient of the attached drain hose should be within 75mm so that the drain hole doesn’t has to
HQGXUHWKHXQQHFHVVDU\RXWVLGHIRUFH$VVKRZQLQ)LJXUH
Drain hose(attachment)
.
Below75mm
%HORZPP
)LJXUH
‹ Please install the drain hose according to the following process if several drain hoses join together. (As
shown in Figure 1-3-11)
T-tie in join drain hose
$ERYHP m
.
The specs of the selected join drain hose should fits the running capacity of the unit.
Figure 1-3-11