Embraco EM Series compressor Manuals

Manuals and User Guides for Embraco EM Series compressor. We have 1 Embraco EM Series compressor manual available for free PDF download: Applications Manual

Embraco EM Series Applications Manual (80 pages)

Compressor

Brand: Embraco | Category: Air Compressor | Size: 3.54 MB

Index
3
Refrigeration Circuit
5
Hermetic Compressor
7
Use of Compressors
7
Control Device
7
Evaporation Temperature
8
Type of Refrgerant Fluid
10
Diagnosing the Problem
12
The Refrigerator Refrigerates too Much
13
Table of Main Refrigerator Problems
14
Problems and Solutions
16
Voltage
16
Electrical Parts
16
No Voltage at Power Supply
16
Inadequate Grounding
17
Wrong Connection at the Terminal Board
17
Wiring or Electrical Components Touching Metal Parts
17
Electrical Discharge
17
Thermostat
18
Thermostat Switched off
18
Thermostat Does Not Switch off
18
Thermostat Adjusted to the Maximum
18
Thermal Protector
19
Thermostat Making Noise
19
Thermostat with Loose Bulb
19
Thermostat with Incorrect Bulb Position
19
Faulty Overload Protector
20
Thermal Protector 3/4
20
Thermal Protector 4TM
20
Start Relay
21
Short F and PW Relay
21
Long F and PW Relay
21
EM Electromechanical Relay
22
EM Relay
22
PTC Relay
23
EM Relay with External Electrical Bridge
23
Standard Starting Relay
23
With Capacitor
23
Starting Capacitor
24
Incorrect Starting Capacitor
24
Faulty Starting Capacitor
24
Pipes and Components
25
Condenser Improperly Fixed - Metal Tubes Touching
25
Partial Blockage in Tubes
25
Capillary Blockage Due to Water / Wax / Paraffin
26
Portable Sources of Noise in Refrigerators
26
Noise Caused by Other Components or Problems
27
Poor Door Sealing
27
Dirty/Covered Condenser or no Air Circulation
27
Door or Packing
27
Wrong Location for the Refrigerator
28
Very High Relative Humidity
28
Ventilation and Other Causes
28
Climatic Conditions
28
Refrigerator Without Freezer Tray
29
Refrigerator Used in Excess
29
Refrigerator Used Incorrectly
29
Thermal Insulation
29
Refrigerant Fluid
30
Use of Expansion Valve
30
Expansion of Refrigerant in Evaporator
30
Excess Refrigerant Fluid Charge in the Refrigerator
30
Compressor
31
Compressor Winding Interrupted or Burned out
31
Compressor with Current Leakage to the Housing
32
PW/F/EG Compressor Coil Test
32
EM Compressor Coil Test
32
Incorrect Compressor Installation / Fixation
33
Compressor Inadequate for the System
33
Compressor with Low Capacity
33
Rubber Dampers
33
Compressor with Internal Noise
34
Compressor Locked
34
Compressor with High Amperage
34
Procedure for Changing the Hermetic Compressor
35
Essential Equipment and Tools
36
How to Remove a Used Compressor
37
How to Remove the Filter Drier
39
Important Comments
39
How to Clean a Used Refrigeration System
40
Installation of Filter Drier
41
To Complete the Cleaning Operation
41
Capillary Tube
41
Inserting the Capillary into the Filter Drier
41
Filter Drier
42
Caution with Vacuum and Refrigerant Fluid Charge
43
Vacuum Pump
43
Refrigerant Fluid Charge
43
Main Equipment
44
Main Procedures to Recharge Refrigerant Fluid
44
If You Are Using Scales and Charge-Receiver Cylinder
45
If Using a Charging Cylinder with Graduated Band
45
Closing the Sealed Unit
46
Recommendations
47
Embraco Compressor Tubes
47
EM Compressor with Copper Tubes
48
EM Compressor with Copper-Plated Steel Tubes
48
F/EG Compressor with Copper Tubes
49
F/EG Compressor with Copper-Plated Steel Tubes
49
PW Compressor with Copper Tubes
50
PW Compressor with Copper-Plated Tubes
50
Filter Driers
51
Start Capacitor
51
FF BX and FF HBX Compressors
51
FG AK and FG HAK Compressors
52
Short Relay Without Capacitor
54
Short Relay with Capacitor
54
EM Compressors
55
Transformer and Voltage Stabilizer
55
EM Relay Without Capacitor
55
EM Relay with Capacitor
55
Water
56
Antifreeze
56
Models of Compressors
57
Compressor Label
61
General Information for Use of R 134A and R 600A Compressors
61
Impacts
65
Chemical Reaction between Ester Oil and Water
65
Hygroscopicity
67
Miscibility in Lube Oil
67
Equalizing Pressure
68
Chemical Compatibility
69
Non-Miscible Residue
69
Incompatible Residues
69
Ozone - Formation Process / Destruction
70
How Is the Ozone Destroyed?
73
CFC Molecule
73
CFC Molecule with Separation of Chlorine
73
Maintenance of Domestic Refrigeration System
74
Blends
74
Alternative Refrigerant R 134A
75
Disclaimer of Liability
78

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Embraco EM Series Applications Manual (80 pages)

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