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PUZ-ZM250YKA.UK
Mitsubishi Electric PUZ-ZM250YKA.UK Manuals
Manuals and User Guides for Mitsubishi Electric PUZ-ZM250YKA.UK. We have
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Mitsubishi Electric PUZ-ZM250YKA.UK manual available for free PDF download: Service Manual
Mitsubishi Electric PUZ-ZM250YKA.UK Service Manual (111 pages)
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
Brand:
Mitsubishi Electric
| Category:
Air Conditioner
| Size: 12 MB
Table of Contents
Table of Contents
1
Safety Precautions
2
Reference Manual
2
Warning for Service
4
Additional Refrigerant Charge
4
Cautions for Unit Using R32 Refrigerant
5
Precautions When Reusing Existing R22/R410A Refrigerant Pipes
8
Service Tools
8
Cautions for Refrigerant Piping Work
9
Choosing the Outdoor Unit Installation Location
10
Minimum Installation Area
10
Product View
12
Features
12
Specifications
13
Refilling Refrigerant Charge
14
Adjusting the Amount of Refrigerant
14
Compressor Technical Data
14
Data
14
Noise Criterion Curves
15
Standard Operation Data
16
Outlines and Dimensions
17
Wiring Diagram
18
Field Electrical Wiring
19
Wiring Specifications
19
Separate Indoor Unit/Outdoor Unit Power Supplies
20
Simultaneous Twin/Triple System
20
Indoor - Outdoor Connecting Cable
21
N-Net Wiring Method
22
M-NET Address Setting
23
Refrigerant Address Setting
23
Regulations in Address Settings
23
Refrigerant System Diagram
24
Refrigerant Collecting (Pump Down)
25
Start and Finish of Test Run
25
Check Point under Test Run
26
Troubleshooting
26
Test Run for Wired Remote Controller
27
Auto Vane Check
27
Error Information
28
Checking the Error Information
29
Error History
29
Deleting the Error History
29
Test Run for Wireless Remote Controller PAR-SL100A-E
30
How to Proceed "Self-Diagnosis"
31
Remote Controller Check PAR-4Xmaa
32
Self-Diagnosis for Wireless Remote Controller (Type C)
33
Self-Diagnosis for Wireless Remote Controller (PAR-SL100A-E)
33
Self-Diagnosis Action Table
35
Abnormalities Detected While Unit Is Operating
37
M-NET Communication Error
44
Troubleshooting of Problems
47
Symptoms
49
“Please Wait” Is Kept Being Displayed on the Remote Controller
49
Nothing Is Displayed on the Remote Controller
50
Frequent Calling from Customers
53
How to Check the Parts
57
Check Method of DC Fan Motor
58
How to Check the Components
59
Linear Expansion Valve
60
How to Detach the Coil
61
How to Attach the Coil
61
Emergency Operation
62
Operation Data During Emergency Operation
63
Test Point Diagram
64
Outdoor Noise Filter Circuit Board
65
Outdoor Power Circuit Board
66
Outdoor M-NET Board
67
Function of Switches, Connectors and Jumpers
67
Low-Level Sound Priority Mode (Local Wiring)
69
On Demand Control (Local Wiring)
69
Display Function of Inspection for Outdoor Unit
70
Outdoor Unit Operation Monitor Function
72
Unit Function Setting by the Remote Controller
80
Selecting Functions Using the Wired Remote Controller
82
Maintenance Password Is Required
82
Function Setting
83
Selecting Functions Using the Wireless Remote Controller
84
Function Selection of Remote Controller
86
Menu Structure
87
Main Menu List
89
Monitoring the Operation Data by the Remote Controller ·91
91
Request Code List
92
Detail Contents in Request Code
96
Smooth Maintenance
100
Easy Maintenance Function
100
Guide for Operation Condition
102
Checkpoints
102
Removing the Service Panel and Top Panel
103
Removing the Fan Motor
103
Disassembly Procedure
103
Removing the Electrical Parts Box
104
Disassembling the Electrical Parts Box
105
Removing the Thermistor
105
Removing the 4-Way Valve Coil (21S4), LEV Coil
107
Removing the 4-Way Valve, LEV and High Pressure Switch
107
Removing the Compressor (MC)
108
Removing the Power Receiver
108
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