9
ActronAir
®
is constantly seeking ways to improve the design of it’s products, therefore specifications are subject to change without notice. Please check prior to purchase.
Copyright © 2016 Actron Engineering Pty. Ltd.
DEFROST OPERATION INDICATIONS
Normal Heating
Operation
Normal Heating
Operation
Call for Defrost
System 1
Comp. 1 Off
Comp. 1 and
Rev. Valve 1
Off
Comp. 1 and
Rev. Valve 1
Off
Comp. 1 On
Rev. Valve 1
Off
Comp. 1 Off
Rev. Valve 1 On
Comp. 2 Off
Rev. Valve 2 On
Normal Heating
Operation
Defrost
Complete
1.
2.
3.
7.
4.
5.
8.
9.
6.
Compressor 1 Defrost Operation
Compressor 2 Defrost Operation
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:20 Unit: Unit ON1
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:21 Unit: Unit ON
Defrost
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:22 Unit: Unit ON
Defrost
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:22 Unit: Unit ON
Defrost
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:22 Unit: Unit ON
Defrost
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:23 Unit: Unit ON
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:23 Unit: Unit ON
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:23 Unit: Unit ON
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:26 Unit: Unit ON
Call for Defrost
System 2
Comp. 2 Off
Comp. 2 and
Rev. Valve 2
Off
Comp. 2 and
Rev. Valve 2
Off
Comp. 2 On
Rev. Valve 2
Off
Normal Heating
Operation
Defrost
Complete
1.
2.
3.
7.
4.
5.
8.
9.
6.
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:26 Unit: Unit ON
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:27 Unit: Unit ON
Defrost
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:27 Unit: Unit ON
Defrost
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:27 Unit: Unit ON
Defrost
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:28 Unit: Unit ON
Defrost
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:28 Unit: Unit ON
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:29 Unit: Unit ON
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:32 Unit: Unit ON
Room T. :
23.7
o
C
o
C
Supply T. :
Comp
Rev Vlv
10:29 Unit: Unit ON