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SiUS28-902_a
Table of Contents
ii
3.6
Stopping Operation ................................................................................ 27
3.7
Pressure Equalization Prior to Startup ................................................... 28
4. Protection Control .................................................................................29
4.1
High Pressure Protection Control .......................................................... 29
4.2
Low Pressure Protection Control ........................................................... 30
4.3
Discharge Pipe Protection Control ......................................................... 31
4.4
Inverter Protection Control ..................................................................... 32
5. Other Control ........................................................................................33
5.1
Heating Operation Prohibition ................................................................ 33
6. Outline of Control (Indoor Unit) .............................................................34
6.1
Drain Pump Control ............................................................................... 34
6.2
Louver Control for Preventing Ceiling Dirt ............................................. 36
6.3
Operation Range of Remote Controller Temperature Sensor................ 37
6.4
Freeze Prevention.................................................................................. 39
6.5
View of Operations of Swing Flaps ........................................................ 40
Part 6 Test Operation ................................................................. 41
1. Test Operation ......................................................................................42
1.1
Procedure and Outline ........................................................................... 42
1.2
Operation when Power is Turned On..................................................... 45
2. Outdoor Unit P.C.B. Layout ..................................................................46
3. Field Setting ..........................................................................................47
3.1
Field Setting from Remote Controller..................................................... 47
3.2
Field Setting from Outdoor Unit ............................................................. 55
3.3
Detail of Setting Mode............................................................................ 60
Part 7 Troubleshooting............................................................... 65
1. Symptom-based Troubleshooting .........................................................67
2. Troubleshooting by Remote Controller .................................................70
2.1
The INSPECTION / TEST Button .......................................................... 70
2.2
Self-diagnosis by Wired Remote Controller ........................................... 71
2.3
Self-diagnosis by Wireless Remote Controller....................................... 72
2.4
Operation of the Remote Controller’s Inspection /
Test Operation Button ............................................................................ 75
2.5
Remote Controller Service Mode ........................................................... 76
2.6
Remote Controller Self-Diagnosis Function ........................................... 78
3. Troubleshooting by Indication on the Remote Controller ......................85
3.1
“
A0
” Indoor Unit: Error of External Protection Device ............................. 85
3.2
“
A1
” Indoor Unit: P.C.B. Defect ............................................................... 86
3.3
“
A3
” Indoor Unit: Malfunction of Drain Level Control System (S1L)........ 87
3.4
“
A6
” Indoor Unit: Fan Motor (M1F) Lock, Overload ................................ 89
3.5
“
A7
” Indoor Unit: Malfunction of Swing Flap Motor (M1S) ...................... 90
3.6
“
A9
” Indoor Unit: Malfunction of Moving Part of
Electronic Expansion Valve (Y1E) ......................................................... 92
3.7
“
AF
” Indoor Unit: Drain Level above Limit ............................................... 94
3.8
“
AJ
” Indoor Unit: Malfunction of Capacity Determination Device ............ 95
Summary of Contents for SkyAir FCQ18PVJU
Page 1: ...Split System Air Conditioners SkyAir Inverter R 410A Heat Pump 60Hz P Series SiUS28 902_a...
Page 44: ...Other Control SiUS28 902_a 37 Function...
Page 81: ...SiUS28 902_a Troubleshooting by Remote Controller Troubleshooting 74...
Page 185: ...SiUS28 902 Precautions for New Refrigerant R 410A Precautions for New Refrigerant R 410A 178...