Mitsubishi Electronics PUHY-YMC installation manual Contents, English

ENGLISH

Contents
1. Safety precautions	3
1.1. Before installation and electric work	3
1.2. Before getting installed	3
1.3. Before getting installed (moved) - electrical work	4
1.4. Before starting the test run	4
2. Combination with indoor units	5
3. Confirmation of parts attached	5
4. Outdoor unit configuration	6
5. Selection of installation site	6
6. Space required around unit	7
6.1. Individual installation	7
6.2. Collective installation and continuous installation	8
7. Lifting method and weight of product	8
8. Installation of unit	9
8.1. Location of anchor bolt	9
8.2. Installation	9
8.3. Connecting direction for refrigerant piping	10
8.4. Noise level	10
9. Caution for snow and seasonal wind	11
9.1. Snow and seasonal wind	11
9.2. Countermeasure to seasonal wind	11
10. Refrigerant piping installation	12
10.1. Areas of caution	12
10.2. Refrigerant piping system	13
10.3. Precautions concerning piping connection and valve
operation	15
10.4. Oil balance pipe connection method	18
10.5. Distributor (gas) connection method	19
10.6. How to install branch pipe	20
10.7. Airtight test and evacuation	21
10.8. Thermal insulation of refrigerant piping	22
11. Electrical work	24
11.1. Caution	24
11.2. Control box and connecting position of wiring	25
11.3. Wiring transmission cables	27
11.4. Wiring of main power supply and equipment
capacity	33
12. Test run	34
12.1. Checking before getting test run	34
12.2. Test run method	34
12.3. How to cope with test run abnormality	35
12.4. Coping with remote controller abnormality	37
12.5. The following phenomena do not represent
abnormality (emergency)	38

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