CIAC Outdoor Series User manual
VERSION: A
DATA:Aug,12th,2016
SEVICE MANUAL
AHU VALVE BOX
Contents
1. General Information................................................................................................................................ 1
2. Specication ........................................................................................................................................... 4
3. Dimension............................................................................................................................................... 5
4. Wiring diagram ....................................................................................................................................... 7
5. Installation .............................................................................................................................................. 8
6. PCB photo ............................................................................................................................................ 26
7. Dip switch setting.................................................................................................................................. 27
8. Failure code.......................................................................................................................................... 29
9. Troubleshooting.................................................................................................................................... 30
APPENDIX Sensor resistance table........................................................................................................ 34
1
1. General information
1.1 Function:
Thought AHU valve box, can realize the CIAC IMVF outdoor unit connect with third party DX air handling units. As the folowing gure
1.2 Feature:
(1) EXV part and control part integration, easy for translation and installation. Gas pipe is integrated into
the valve box.
(2) Optional insttion location: can choose lting or nailed to the wall
(3) Control box location changeable :
Control box can be separately with EXV box.(2 meter)
Control box can be front or back of EXV box, easy installation.
(4) Broad capacity: 5-20HP
(5) High Compatible:
Same PCB board with IMVF indoor, easy operation and service.
Same wired controller can be used with IMVF indoor unit such as YR-E16,YR-E17 and YR-E14
(6) Reliable EEV : EEV is supplied by FUJIKOKI.
2
1.3 System lineup
MRV III-C
MRV Outdoor
Valve Box
AHU &
MRV indoor
MRV III-S
8/10/12HP
AH1-280A
AHU need purchase in Market
5HP(14KW) <Connected AHU capa. ≤10HP(28KW) 10HP <Connected AHU capa. ≤20HP(56kw)
AH1-560A
MRV III-C PLUS MRV IV-C
1.4 Conguration
AH1-280A
Different Valve Same Control Parts
EXV part Control Part Sensor and wire Controller
OR
AH1-560A
OR
Outdoor series Outdoor model
IMVFIII-C (2200V) CA43BV***-V5J1H
IMVFIII-C (460V) CA43BV***-V6J1H
The AHU valve box can connect with the following outdoor units:
3
1.5 Nomenclature
Code
position 1，2 3 4 5 6 7 8
Code
meaning Valve box series Valve box type Space
mark
Indoor capacity which Valve box can be
connected Series number
Code and
contents
VP 3-pipe valve
box 1 1 to 1
-
Cooling
capacity
Cooling
capacity<
99KW
Three digits***(unit：
100W) AFirst
generation
MS
IMVF
+SUPER
MATCH
valve box
2 1 to 2 Cooling
capacity
Cooling
capacity>
99KW
Three digits 000
（unit
：
HP) B Second
generation
AH
IMVF +
AHU valve
box
3 1 to 3 Cooling
capacity
Cooling
capacity is
not dened
Three digits 000 C Third
generation
4 1 to 4 … …
… … … …
4
2. Specication
Model AH1-280A AH1-560A
Connected AHU capacity 14≤x ≤28KW(5-10HP) 28 ＜x ≤56KW(10-20HP)
Power supply 220-240V/50/60Hz 220-240V/50/60Hz
Dimention(W/D/H) 350/226/155 433/296/193
Shipping dimensions 606*295*209 667*365*249
Material Galvanized steel Galvanized steel
Color Grey Grey
Weight/kg 6 9
Shipping Weight/kg 8 12
Liquid pipe (mm) 9.52（Main）/12.7 12.7（Main）/9.52/15.88
Gas pipe (mm) 25.4（Main）/22.2 /19.05 28.58（Main）/25.4/22.22
Pipe connection method Flare connection and welding Flare connection and welding
Branch box-Indoor Max Single pipe length/m 5 5
Branch box- indoor max drop/m 5 5
Height Drop between branch box /m 15 15
5
3. Dimension
AH1-280A
240
226
179
166
56
44
13
195
147
12
36
49
82
9
155
476
419
350
15
14
84
86
152
80
195
163
78
6
AH1-560A
13
59
161
266
296
309
433
501
597
553
14
84
78
87
192
201
99
266
193
12
39
83
9
7
4. Wiring diagram
SW01 ON
12345678
CN10CN15
CN18
CN19
CN20
CN16
CN3
CN7
CN1
TC2
TC1 ON
SW07
Outdoor
unit
Controller
12345678
ON
SW03
Power
Input 220V
FAN Speed
AC 220V
Output
DC 12V
12345678
6.3A 250VAC
FUSE1
PMV1
M
P Q A B C LH M L N V1 V2 D1D2 P1 P2N
CN24CN22
TA
CN31
CN33
CN8
{
{
{
{
Input
ON/OFF
{
Output
Dry
contact
{
Output
AC 220V
{
{
K1 K2
CN13 CN12
PMV2
M
8
5. Installation
5.1 Parts and function
Outdoor unit side (2 pipes)
Outdoor unit side (2 pipes)
Indoor unit side (2 pipes)
Indoor unit side (2 pipes)
Liquid Pipe (Ø9.52)
Liquid Pipe (Ø12.7)
Liquid Pipe (Ø12.7)
Liquid Pipe (Ø9.52)
Gas Pipe (Ø25.6)
Gas Pipe (Ø28.8) Gas Pipe (Ø28.8)
Gas Pipe (Ø25.6)
AH1-280A
AH1-560A
5.2 Safety
• If the connection kit is transferred to a new user, this manual shall be transferred to the user, together with the
conditioner.
• Before installation, be sure to read Safety Considerations in this manual for proper installation.
• The safety considerations stated below is divided into “ Warning” and “ Attention”. The matters on severe
accidents caused from wrong installation, which is likely to lead to death or serious injury, are listed in “
Warning”. However, the matters listed in “ Attention” are also likely causing the severe accidents. In general,
both of them are the important items related to the security, which should be strictly abided by.
• After the installation, perform test run to make sure everything is in normal conditions, and then operate and
maintain the connection kit in accordance with the user manual. The user manual should be delivered to the user
for proper keeping.
This manual suits for next models
4
Table of contents
Popular Fan manuals by other brands
ELTA FANS
ELTA FANS H03VV-F installation guide
Hunter
Hunter 20714 Owner's guide and installation manual
Emerson
Emerson CARRERA VERANDA CF542ORB00 owner's manual
Hunter
Hunter Caraway Owner's guide and installation manual
Panasonic
Panasonic FV-15NLFS1 Service manual
Kompernass
Kompernass KH 1150 operating instructions
