Mitsubishi Electric Mr.SERVICE PUHZ-HRP71VHA2 Manuals

Manuals and User Guides for Mitsubishi Electric Mr.SERVICE PUHZ-HRP71VHA2. We have 4 Mitsubishi Electric Mr.SERVICE PUHZ-HRP71VHA2 manuals available for free PDF download: Service Manual, Technical Manual, Technical Data Book

Mitsubishi Electric Mr.SERVICE PUHZ-HRP71VHA2 Service Manual (135 pages)

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 15.5 MB

Contents
1
Technical Changes
2
Technical Data Book
3
Reference Manual
3
Safety Precaution
4
Cautions Related to New Refrigerant
4
Preparation before the Repair Service
4
Precautions During the Repair Service
4
Cautions for Service
5
Additional Refrigerant Charge
5
Service Tools
5
Refrigerant Leakage Detection Function
5
Precautions When Reusing Existing R22 Refrigerant Pipes
6
Cautions for Refrigerant Piping Work
7
Thickness of Pipes
7
Dimensions of Flare Cutting and Flare Nut
7
Tools for R410A
7
Features
8
High Heating Capacity
8
High Speed Heating Start up
8
Wide Heating Range
8
Specifications
9
Dimensions
9
Data
10
Refilling Refrigerant Charge
10
Compressor Technical Data
10
Noise Criterion Curves
11
Standard Operation Data
12
Outlines and Dimensions
13
Wiring Diagram
15
FIELD ELECTRICAL WIRING (Power Wiring Specifications)
21
Separate Indoor Unit/ Outdoor Unit Power Supplies
22
Simultaneous Twin System
22
Indoor – Outdoor Connecting Cable
23
M-Net Wiring Method
24
M-NET Transmission Wire
24
M-NET Wiring
25
M-NET Address Setting
25
Refrigerant Address Setting
25
Regulations in Address Settings
25
Refrigerant System Diagram
26
Refrigerant Recovering (Pump Down)
27
Unit Replacement Operation
27
Start and Finish of Test Run
27
Replacement Operation Procedures
27
Troubleshooting
28
Error Code Display by Self-Diagnosis / Actions to be Taken for Service
28
Check Point under Test Run
28
Before Test Run
28
Test Run for Wired Remote Controller
29
Test Run Operation
29
Error Information
30
Checking the Error Information
31
Error History
31
Deleting the Error History
31
Test Run for Wireless Remote Controller
33
How to Proceed "Self-Diagnosis"
34
Remote Controller Check
35
Self-Diagnosis
36
Remote Controller Diagnosis
37
Malfunction-Diagnosis Method by Wireless Remote Controller
38
Malfunction-Diagnosis Method at Maintenance Service
38
Errors Detected by Indoor Unit
39
Errors Detected by Unit Other than Indoor Unit
39
Self-Diagnosis Action Table
40
Abnormalities Detected While Unit Is Operating
42
Abnormal Point and Detection Method
43
NO ACK Signal
50
Nothing Is Displayed on the Remote Controller
55
Before Repair
58
Frequent Calling from Customers
58
Phone Calls from Customers
59
How to Check the Parts
62
Solenoid Valve Coil
62
Motor for Compressor
62
Linear Expansion Valve
62
Check Method of DC Fan Motor
63
Fuse Check
63
Thermistor Feature Chart
64
Low Temperature Thermistors
64
Medium Temperature Thermistor
64
High Temperature Thermistor
64
Operation Summary of the Linear Expansion Valve
65
Linear Expansion Valve Operation
65
How to Attach and Detach the Coil of Linear Expansion Valve
66
How to Detach the Coil
66
How to Attach the Coil
66
Emergency Operation
67
Check the Following Items and Cautions for Emergency Operation
67
Emergency Operation Procedure
67
Releasing Emergency Operation
67
Operation Data During Emergency Operation
68
Test Point Diagram
69
Outdoor Controller Circuit Board
69
Outdoor Noise Filter Circuit Board
71
Power Supply
72
Outdoor Power Circuit Board
73
Brief Check of POWER MODULE
73
Outdoor Converter Circuit Board
76
Active Filter Module
77
Function of Switches
78
Model Select
79
Display Function of Inspection for Outdoor Unit
81
Abnormal Condition
81
Normal Condition
81
Outdoor Controller Board
82
Outdoor Unit Operation Monitor Function
83
Operation Indicator
83
Digital Indicator LED1 Working Details
83
When the Display Blinks
83
SW2 Setting
85
Pipe Temperature / Liquid (TH3) on Error Occurring
85
Error Code History (1) (Latest)
85
The Number of Connected Indoor Units
86
Capacity Setting Display
86
Outdoor Unit Setting Information
86
Indoor Pipe Temperature / Cond. / Eva.
86
Setting Details
86
Display Details
86
Indoor Setting Temperature
87
Outdoor Pipe Temperature / Cond./ Eva.
87
Outdoor Outside Temperature (TH7)
87
Outdoor Heatsink Temperature (TH8)
87
DC Bus Voltage
88
Capacity Save
88
Error Postponement Code History of Outdoor Unit
88
LEV-A Opening Pulse on Error Occurring
89
Indoor Room Temperature (TH1) on Error Occurring
89
Discharge Superheat on Error Occurring Shd
90
Controlling Status of Compressor Operating Frequency
91
LEV-C Opening Pulse
91
Function Setting
92
Unit Function Setting by the Remote Controller
92
Function Selections
92
Meaning of "Function Setting"
92
Operating Procedure
97
Selecting Functions Using the Wireless Remote Controller
98
Flow of Function Selection Procedure
98
Function Selection of Remote Controller
99
Par-31Maa
99
Function Buttons
99
ON / off Button
99
Menu Structure of PAR-31MAA
100
Main Menu List of PAR-31MAA
101
Setting and Display Items
101
Night Setback
101
Initial Setting
101
Par-21Maa
103
Temperature Range Limit Setting
103
Function Limit
103
CHANGE LANGUAGE Setting
103
Function Selection Flowchart
104
Setting Language (English)
104
Monitoring the Operation Data by the Remote Controller
105
How to "Monitor the Operation Data"
105
Relay Output State
105
Operating the Service Inspection Monitor
106
Canceling the Monitoring the Operation Data
106
Request Code List
107
Detail Contents in Request Code
111
Operation State
111
Indoor Unit – Control State
111
Outdoor Unit – Control State
111
Fan Control State
112
Actuator Output State
112
Error Content (U9)
112
Contact Demand Capacity
113
External Input State
113
Outdoor Unit - Capacity Setting Display
113
Outdoor Unit - Setting Information
113
Outdoor Unit Switch Setting Display (SW1 to SW10, Except SW3)
114
Indoor Unit – Model Setting Information
115
Indoor Unit – Capacity Setting Information
115
Wireless Pair No. (Indoor Control Board Side) Setting
115
Easy Maintenance Function
116
Smooth Maintenance
116
Set each Item
116
Navigating through the Screens
116
Data Measurement
118
Compressor Information
118
Outdoor Unit Information
118
Indoor Unit Information
118
Guide for Operation Condition
119
Initial Settings for Refrigerant Leakage Detection Function
120
Remote Controller Button Position
120
How to Select the "Refrigerant Leakage Detection" Mode
120
How to Start the Initial Learning
120
How to Start "Judgment of Refrigerant Leakage " Mode
121
How to Reset the Initial Condition (Data)
121
Disassembly Procedure
122
Removing the Service Panel and Top Panel
122
Removing the Fan Motor (MF1, MF2)
122
Removing the Electrical Parts Box
122
Removing the Thermistor
123
Operating Procedure
123
Removing the 4-Way Valve Coil (21S4)
124
Removing the 4-Way Valve
124
Removing Linear Expansion Valve (LEV)
124
Removing the High Pressure Switch (63H) and Low4-Waypressure Switch
124
Removing Bypass Valve Coil (SV)
125
Removing the Reactor (DCL) and Capacitor (CB)
125
Removing the High Pressure Sensor (63HS)
125
Removing the Compressor (MC)
126
Removing the Power Receiver
126
Disassembling the Electrical Parts Box
128
Removing the Reactors
132

Mitsubishi Electric Mr.SERVICE PUHZ-HRP71VHA2 Service Manual (118 pages)

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 14.36 MB

Mitsubishi Electric Mr.SERVICE PUHZ-HRP71VHA2 Technical Manual (96 pages)

Air to Water (ATW) Heat pump, Interface (I/F) and Flow temp. controller (FTC)

Brand: Mitsubishi Electric | Category: Heat Pump | Size: 1.83 MB

4 Inter Face (I/F)

23
- Table of Contents
  23
- System Outline
  24
- System Structure
  24
- Power Supply
  28
- Connecting Thermistor
  30
- Interface Controller Switch Setting
  31
- Input Specifi Cations
  32
- Output Specifi Cations
  33
- LED Display Detail
  34
- Maintenance Information
  35
- Central Control
  52
- Outlines and Dimensions
  53
- Troubleshooting
  54
5 Flow Temp. Controller (Ftc)

55
- System
  56
- Electrical Work
  58
- Before Test Run
  65
- Remote Controller Operation
  66
- Initial Setting by Remote Controller
  74
- (Required Only for ANALOG TEMP. System)
  76
- Defi Nition of Analog Signal by Remote Controller
  76
- Troubleshooting
  77
- Outlines and Dimensions
  89

Mitsubishi Electric Mr.SERVICE PUHZ-HRP71VHA2 Technical Data Book (52 pages)

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS

Brand: Mitsubishi Electric | Category: Air Conditioner | Size: 3.38 MB

Table of Contents
1
Indoor Unit
1
Outdoor Unit
1
Reference Service Manual
2
Specifications
3
Outlines and Dimensions
10
Wiring Diagram
18
Refrigerant System Diagram
28
Performance Curves
29
Correction Factors
31
Applicable Extension Pipe for each Model
32
Air Flow Data
35
Noise Criterion Curves
45
Optional Parts
51

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