Daikin VRV Inverter K Series Manual page 245

SI-05C.BOOK Page 231 Monday, November 6, 2000 4:13 PM
SiE-05C
Operation conditions
&
B Time
Functions PLUS Series
Completion of Step 1
2-system operation
At least 10 continuous minutes has elapsed since the STD outdoor unit 1
compressor started.
OR Oil temp. of INV unit STD compressor > Te+10˚C
&
At least 3 continuous minutes has elapsed since STD outdoor unit 1
started.
Step 1 complete
Step 2 : Oil collected in STD outdoor unit 1 is returned to INV outdoor unit.
Compressor Outdoor unit fan Outdoor unit EEV
INV
54 + OFF H + ON
outdoor unit
STD
ON + OFF
H + ON
outdoor unit 1
STD
OFF H + ON
outdoor unit 2
Step 2 complete
16Hp 18Hp
Heating
Solenoid valve
for oil discharge Hot gas bypass
Low pressure
0 PLS OFF
protection control
Low pressure
1000PLS ON
protection control
0 PLS OFF ON
5 minutes elapse
20Hp 24Hp 26Hp
5 times
: http://splitoff.ru/tehn-doc.html
Outline of Control
Tc > 55˚C
Stop
Oil return
operation
Return to
normal control
(VF113)
28Hp 30Hp
231