Panasonic U-144ME2U94 VRF Heat Pump Manuals

Manuals and User Guides for Panasonic U-144ME2U94 VRF Heat Pump. We have 2 Panasonic U-144ME2U94 VRF Heat Pump manuals available for free PDF download: Service Manual, Installation Instructions Manual

Panasonic U-144ME2U94 Service Manual

Panasonic U-144ME2U94 Service Manual (206 pages)

Brand: Panasonic | Category: Heat Pump | Size: 81.49 MB

Table of Contents

Table of Contents
6
Control Functions
9
Introduction
10
Selecting Outdoor Unit for Operation
11
Compressor Control
13
Output of PCB
20
Outdoor Unit Fan Control
26
Outdoor Unit CCU (Command Controller Unit) Control
30
Oil Control
35
Way Valve Adjustment Control
38
Defrost Control
39
Upper Current Limitation Mode (Demand Control)
42
Backup Operation
44
Other Functions
48
Detailed Settings in EEPROM of Outdoor Unit
50
Outdoor Unit Control PCB
52
Outdoor Unit Repair Procedures
63
Removing Panels
64
Discharging Compressor Oil
66
Backup Operation
69
Recovering Refrigerant
71
Checking for Leakage after Repair
76
Evacuating System
77
Charging Compressor Oil
78
Pumping out Refrigerant from Outdoot Unit
84
Compressor
88
Replacing Peripheral Parts of Fusible Plug
98
High and Low Pressure Sensors
99
Outdoor Unit Maintenance Remote Controller
101
Overview
102
Functions
103
Ordinary Display Controls and Functions
104
Monitoring Operations
109
Outdoor Unit Alarm History Monitor
111
Mode Settings
112
Remote Controller Functions
113
Simple Settings Function
114
Detailed Settings Function
120
Remote Controller Servicing Functions
140
Trouble Diagnosis
148
Contents of Remote Controller Switch Alarm Display
148
Outdoor Unit Control Panel LED Display
150
WAY Alarm Codes
151
Blinking Inspection Display on the Remote Controller
176
Inspection and Characteristics of Parts
177
Test Pin
181
Symptom: Thermostat in off Continues or Cycles off & on too Frequently
182
Test Run
183
Preparing for Test Run
184
Test Run Procedure
185
Main Outdoor Unit PCB Setting
186
Function Switches on P.C. Board
189
Auto Address Setting
191
Setting Test Run Remote Controller
199
Caution for Pump down
200
Self-Diagnosis Function Table and Contents of Alarm Display
200

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Panasonic U-144ME2U94 Installation Instructions Manual

Panasonic U-144ME2U94 Installation Instructions Manual (64 pages)

Brand: Panasonic | Category: Air Conditioner | Size: 26.03 MB

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