SERVICE MANUAL
CONTENTS
1. REFERENCE MANUAL
...................................
2
2. SAFETY PRECAUTION
...................................
3
3. SPECIFICATIONS
............................................
6
4. PART NAMES AND FUNCTIONS
..................
7
5. OUTLINES AND DIMENSIONS
.......................
8
6. WIRING DIAGRAM
........................................
10
7. FIELD WIRING
...............................................
16
8. WATER SYSTEM DIAGRAM
.........................
18
9. CONTROLS
...................................................
21
10. TROUBLESHOOTING
...................................
41
11. DISASSEMBLY PROCEDURE
......................
58
12. SUPPLEMENTARY INFORMATION
.............
79
13. SERVICE AND MAINTENANCE
...................
80
Note:
• This manual describes
only service data of
Hydrobox.
• RoHS compliant products
have <G> mark on the
spec name plate.
R410A
MAIN REMOTE
CONTROLLER
PARTS CATALOG (OCB571)
HYDROBOX
[Model name]
EHSD-MEC
EHSD-VM2C
EHSC-MEC
EHSC-VM2C
EHSC-VM2EC
EHSC-VM6C
EHSC-VM6EC
EHSC-YM9C
EHSC-YM9EC
EHSC-TM9C
ERSD-VM2C
ERSC-MEC
ERSC-VM2C
EHPX-VM2C
EHPX-YM9C
[Service Ref.]
EHSD-MEC.UK
EHSD-VM2C.UK
EHSC-MEC.UK
EHSC-VM2C.UK
EHSC-VM2EC.UK
EHSC-VM6C.UK
EHSC-VM6EC.UK
EHSC-YM9C.UK
EHSC-YM9EC.UK
EHSC-TM9C.UK
ERSD-VM2C.UK
ERSC-MEC.UK
ERSC-VM2C.UK
EHPX-VM2C.UK
EHPX-YM9C.UK
October 2014
HYDROBOX
No. OCH571