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MCY-MHP0404HS8-TR
User Manuals: Toshiba MCY-MHP0404HS8-TR Indoor Units
Manuals and User Guides for Toshiba MCY-MHP0404HS8-TR Indoor Units. We have
1
Toshiba MCY-MHP0404HS8-TR Indoor Units manual available for free PDF download: Service Manual
Toshiba MCY-MHP0404HS8-TR Service Manual (190 pages)
Brand:
Toshiba
| Category:
Air Conditioner
| Size: 16.25 MB
Table of Contents
Table of Contents
2
Precautions for Safety
8
Product Summary
16
Outdoor Unit
16
Connectable Indoor Units
16
Branching Joints and Headers
17
PMV Kit
17
Construction Views
18
Wiring Diagram
20
Parts Rating
22
Outdoor Unit
22
Outdoor Inverter
22
Other Parts for Australia DRED (Demand Response Enabling Device)
22
Parts Layout in Outdoor Unit
23
Parts Layout in Inverter Assembly
24
Parts Layout in Inverter Assembly (for Australia (-A) Model)
25
Outdoor (Inverter) Print Circuit Board
26
Interface P.C. Board (MCC-1639)
26
Inverter P.C. Board for Compressor (MCC-1664) A3-IPDU
27
Fan Motor IPDU (MCC-1597) for Upper Fan and Lower Fan
28
Noise Filter (MCC-1600) ("MCY-MHP****HS8-A" Model Is Excluded)
29
Noise Filter (MCC-1600) (for "MCY-MHP****HS8-A" Model)
30
Refrigerant Piping Systematic Drawing
31
Control Outline
33
Applied Control for Outdoor Unit
39
Outdoor Fan High Static Pressure Shift
39
Priority Operation Mode Setting
39
Applied Control of Outdoor Unit
41
Optional P.C. Board of Outdoor Unit Installation
41
Power Peak-Cut Control (Standard)
43
Power Peak-Cut Control (Extended)
44
Snowfall Fan Control
45
External Master on / off Control
45
Night Operation (Sound Reduction) Control
46
Operation Mode Selection Control
47
Error / Operation Output
48
Demand Response for Australia
49
Test Operation
51
Procedure and Summary of Test Operation
51
Check Items before Test Operation (before Powering-On)
52
Check at Main Power-On
56
Address Setup
57
Precautions
57
Address Setup and Check Procedure
57
Address Setup Procedure
58
Check after Address Setup When Central Control System Is Connected
72
Troubleshooting in Test Operation
73
A Check Code Is Displayed on the Remote Controller
73
Operation from the Indoor Remote Controller Is Not Accepted, and a Check Code Is Displayed on the 7-Segment Display of the Interface P.C. Board of the Outdoor Unit
74
There Is no Display of a Check Code on the 7-Segment Display on the Interface
74
From the Indoor Remote Controller
74
In Checking the Number of Connected Outdoor Units and Connected Indoor Units after
75
Outdoor / Indoor Units that Do Not Operate in a Test Operation.)
75
Test Operation Check
76
Fan Check
76
Cooling / Heating Test Operation Check
77
Service Support Function
81
Check Function for Connecting of Refrigerant and Control Lines
81
Function to Start / Stop (on / OFF) Indoor Unit from Outdoor Unit
83
Error Clearing Function
88
Remote Controller Distinction Function
90
Pulse Motor Valve (PMV) Forced Open / Close Function in Indoor Unit
91
Pulse Motor Valve (PMV) Forced Fixing Function in Outdoor Unit
91
Solenoid Valve Forced Open / Close Function in Outdoor Unit
92
Fan Operation Check in Outdoor Unit
93
Manual Adjustment Function of Outside Temperature (TO) Sensor
94
Monitor Function of Remote Controller Switch
96
Troubleshooting
97
Overview
97
Before Troubleshooting
98
Troubleshooting Procedure
98
Troubleshooting Method
100
Troubleshooting Based on Information Displayed on Remote Controller
105
Check Codes Displayed on Remote Controller and Outdoor Unit (7-Segment Display on I/F Board) and Locations to be Checked
109
Diagnosis Procedure for each Check Code
121
7-Segment Display Function
144
Sensor Characteristics
149
Pressure Sensor Output Check
152
Outdoor Unit Parts Replacement Methods
154
C. Board Exchange Procedures
172
Interface P.C. Board Replacement Procedure (MCC-1639)
172
Comp-IPDU P.C. Board Replacement Procedure (MCC-1664)
174
Fan IPDU P.C. Board Replacement Procedure (MCC-1597)
176
Noise Filter P.C. Board Replacement Procedure (MCC-1600)
179
Exploded Diagram / Parts List
181
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