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HKEI-HCNI 353 XR
Hokkaido HKEI-HCNI 353 XR User Manual
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Table of Contents
Service Manual
1
Table of Contents
2
Precaution
5
Safety Precaution
5
Warning
5
Function
8
Dimension
10
Indoor Unit
10
Hkei 263 Xr Hkei 353 Xr
10
Outdoor Unit
10
Hcni 263 Xr
10
Specification
12
Refrigerant Cycle Diagram
13
Wiring Diagram
14
Indoor Unit
14
Hkei 263 Xr Hkei 353 Xr Hkei 503 Xr
14
Outdoor Unit
15
Hcni 263 Xr
15
Hcni 353 Xr Xr
16
Hcni 503 Xr
17
Installation Details
18
Wrench Torque Sheet for Installation
18
Connecting the Cables
18
Pipe Length and the Elevation
18
Air Purging of the Piping and Indoor Unit
19
Pumping down (Re-Installation)
20
Re-Air Purging (Re-Installation)
21
Balance Refrigerant of the 2-Way, 3-Way Valves
22
Evacuation
23
Gas Charging
24
Operation Characteristics
25
Hkei-Hcni 263 Xr
25
Hkei-Hcni 353 Xr
26
Hkei-Hcni 503 Xr
27
Electronic Function
28
Abbreviation
28
Display Function
28
Icon Explanation on Indoor Display Board
28
LED Display Control Function
28
Protection
29
Models 263-353 XR
29
Three Minutes Delay at Restart for Compressor
29
Temperature Protection of Compressor Top
29
If the Temperature of Compressor Top Is too High
29
Inverter Module Protection
29
Sensor Protection at Open Circuit
29
Fan Speed Is out of Control
29
Cross Zero Signal Error Warning
29
Indoor Fan Delayed Open Function
29
Protection (Model 503 XR)
30
Fan-Only Mode
31
Temperature Setting Function Is Disabled
31
In this Mode, the Action of Louver
31
The Action of Auto Fan in Fan-Only
31
Cooling Mode
31
The after Start the Operation Frequency
31
Indoor Heat Exchanger Anti-Freezing Function
31
Outdoor Unit Current Control in Cooling Mode
32
Rating Capacity Test Function
32
Turbo Function(Press the "TURBO" Button on Remote Controller)
32
Condenser High Temperature
33
Drying Mode
33
Indoor Fan Speed Is Fixed
33
Overflow Room Temperature Protection
33
Evaporator Anti-Freezing Protection
33
Horizontal Louver Action
33
Heating Mode
33
Indoor Fan Action: Anti-Cold-Wind Function
33
Indoor Fan Speed Can be Set
33
After Start the Operation Frequency
34
Outdoor Unit Current Control in Heating Mode
34
Indoor Heat Exchanger High Temperature Protection
34
Defrosting Mode
35
Defrosting Action
35
Auto Mode Function
36
This Mode Can be Chosen with Remote Controller
36
Indoor Fan will Choose Auto Speed of Relevant Mode
36
If the Machine Switches Mode between Heating and Cooling
36
If the Setting Temperature Is Modified
36
Forced Operation Function
36
Forced Cooling and Auto Function
36
When the Machine Is off
36
In Forced Operation Mode
36
In Forced Cooling Mode
36
Two Speeds Outdoor Fan Function
37
Timer Function
37
Sleep Function Mode
37
Auto-Restart Function
37
Outdoor Fan Starts at the same Time with Compressor
37
Outdoor Fan Action in Heating Mode
37
Outdoor Fan Action in Cooling & Drying Mode
37
Outdoor Chassis Heating Cable (Optional)
38
Troubleshooting
39
Indoor Unit Error Display
40
Diagnosis and Solution
41
E0 (EEPROM Parameter Error) Error Diagnosis and Solution
41
E2 (Zero-Crossing Signal Error) Diagnosis and Solution
42
E3 (Indoor Fan Speed out of Control) Diagnosis and Solution
42
P0 (IGBT Over-Strong Current Protection) Diagnosis and Solution
43
P1 (over Voltage or too Low Voltage Protection) Diagnosis and Solution
43
P2 (Temperature Protection of Compressor Top) Diagnosis and Solution
44
P4 (Inverter Compressor Drive Error) Diagnosis and Solution
44
Key Parts Checking
45
Compressor Checking
45
Outdoor Fan Motor
45
Indoor Fan Motor
45
Step Motor (Model: MP24GA)
46
Temperature Sensors
47
5
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Hokkaido HKEI-HCNI 353 XR Specifications
General
Brand
Hokkaido
Model
HKEI-HCNI 353 XR
Category
Air Conditioner
Language
English
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