Mitsubishi Electric ERSE-MEC Manuals

Manuals and User Guides for Mitsubishi Electric ERSE-MEC. We have 1 Mitsubishi Electric ERSE-MEC manual available for free PDF download: Service Manual

Mitsubishi Electric ERSE-MEC Service Manual (77 pages)

HYDROBOX

Brand: Mitsubishi Electric | Category: Heat Pump | Size: 25.72 MB

Contents
1
Service Manual
1
Reference Manual
2
Safety Precaution
3
Cautions for Service
5
Additional Refrigerant Charge
5
Service Tools
5
Specifications
6
Optional Extras
6
Parts Names and Functions
8
Outlines and Dimensions
9
Service Access Diagrams
10
Wiring Diagram
11
DIP Switch Setting
15
Automatic Switch to Heat Source Only Operation
15
Field Wiring
16
Hydrobox Powered Via Outdoor Unit
16
Hydrobox Powered by Independent Source
17
Water Circuit Diagram
18
Water System Diagram
18
Local System
19
Filling the System (Primary Circuit)
20
Draining the Hydrobox
20
Controls
21
Main Remote Controller
21
Main Screen Icons
21
Setting the Main Remote Controller
22
Main Settings Menu
22
General Operation
22
Main Remote Controller Menu Tree
23
Service Menu
25
Manual Operation
25
Function Settings
25
Thermistor Adjustment
26
Auxiliary Settings
26
Economy Settings for Pump
26
Electric Heater (Heating)
26
Mixing Valve Control
27
Flow Sensor
27
Heat Source Setting
27
Pump Speed
27
Operation Settings
28
Heating Operation
28
Freeze Stat Function
28
Simultaneous Operation
28
Energy Monitor Settings
29
Settings Using the Main Remote Controller
29
Calculation Internally
29
Actual Measurement by External Meter
29
General Description
29
External Input Settings
30
Running Information
30
Thermistor Reading
30
Summary of Settings
31
Error History
31
Password Protection
31
Resetting the Password
32
Manual Reset
32
SD Card
32
SD - Main Rc/Main RC - SD
32
Table 9-4-1
33
Indoor Unit Switch Setting Display (Request Code: 162 to 166)
34
Output Signal Display (Request Code: 175/553)
36
Input Signal Display (Request Code: 176/554)
39
Indoor Unit Only Operation
40
Emergency Operation
40
Troubleshooting
41
Test Run
41
Malfunction Diagnosis Method by Main Remote Controller
41
Summary of Self Diagnosis Based on Error Codes and Service Procedures
41
Self Diagnosis and Action
42
Troubleshooting by Inferior Phenomena
48
Annual Maintenance
52
Checking Component Parts' Function
53
Thermistor Characteristics Charts
55
Test Point Diagram
56
FTC (Controller Board)
56
Disassembly Procedure
57
Preparation for the Repair Service
57
How to Remove the Front Panel
57
How to Remove the Main Remote Controller
57
How to Remove the Electrical Parts
58
How to Swing the Control Box to the Front
59
How to Remove Water Pump/Pump Valve
60
How to Remove the Flow Sensor
61
How to Remove the Booster Heater
62
How to Remove the Strainer Valve
63
How to Remove the Plate Heat Exchanger
64
How to Remove the Manometer/Pressure Relief Valve/Air Vent (Automatic)
66
How to Remove the Drain Cock (Primary Circuit)
67
How to Remove the Thermistor
68
How to Remove the Drain Pan (ERS Series)
69
How to Detach and Attach the Different Diameter Quick Joint
70
Notes on Replacing the Parts
71
Back-Up Operation of Boiler
72
Multiple Outdoor Units Control
72
Supplementary Information
72
Service and Maintenance
73
Engineers Forms
73
Annual Maintenance Log Book
75
Parts Which Require Regular Replacement
75

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Mitsubishi Electric ERSE-MEC Service Manual (77 pages)

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