Mitsubishi Electric EHST20C-VM6HB User Manual

SERVICE MANUAL
CYLINDER UNIT
No. OCH531
CONTENTS
1. REFERENCE MANUAL
...................................
2
2. SAFETY PRECAUTION
...................................
3
3. SPECIFICATIONS
............................................
6
4. PART NAMES AND FUNCTIONS
..................
7
5. OUTLINES AND DIMENSIONS
.....................
10
6. WIRING DIAGRAM
.........................................
11
7. FIELD WIRING
...............................................
24
8. WATER SYSTEM DIAGRAM
.........................
28
9. CONTROLS
...................................................
33
10. TROUBLESHOOTING
...................................
53
11. DISASSEMBLY PROCEDURE
......................
69
12. SUPPLEMENTARY INFORMATION
.............
85
13. SERVICE AND MAINTENANCE
...................
86
September 2012
Note:
• This manual describes only
service data of cylinder unit.
• RoHS compliant products have
<G> mark on the spec name
plate.
R410A
MAIN CONTROLLER
PARTS CATALOG (OCB531)
[Model name]
EHST20C-VM6HB
EHST20C-YM9HB
EHST20C-VM6B
EHST20C-YM9B
EHST20C-VM6EB
EHST20C-YM9EB
EHST20C-VM6SB
EHPT20X-VM2HB
EHPT20X-VM6HB
EHPT20X-YM9HB
EHPT20X-VM6B
EHPT20X-YM9B
[Service Ref.]
EHST20C-VM6HB.UK
EHST20C-YM9HB.UK
EHST20C-VM6B.UK
EHST20C-YM9B.UK
EHST20C-VM6EB.UK
EHST20C-YM9EB.UK
EHST20C-VM6SB.UK
EHPT20X-VM2HB.UK
EHPT20X-VM6HB.UK
EHPT20X-YM9HB.UK
EHPT20X-VM6B.UK
EHPT20X-YM9B.UK
CYLINDER UNIT

Mitsubishi Electric EHST20C-VM6HB Specifications

General

Brand	Mitsubishi Electric
Model	EHST20C-VM6HB
Category	Heat Pump
Language	English