TABLE OF CONTENTS
GENERAL | 1 |
REFERENCE | 1 |
INSPECTION | 1 |
NOMENCLATURE | 2 |
INSTALLATION |
|
LIMITATIONS | 3 |
LOCATION |
|
3 | |
Ground Level Locations | 3 |
RIGGING AND HANDLING | 3 |
CLEARANCES | 4 |
COMPRESSOR CRANKCASE HEATER | 4 |
POWER AND CONTROL WIRING |
|
Power Wiring | 4 |
Control Wiring | 4 |
REFRIGERANT PIPING |
|
General Guidelines | 7 |
Line Sizing | 7 |
Service Valves | 7 |
Installation | 7 |
EXTENDING THE SERVICE PORTS | 9 |
EVACUATING AND CHARGING | 9 |
BALANCE POINT SETTING | 9 |
ALTERNATE CHARGING METHODS | 10 |
OPERATION |
|
GENERAL | 11 |
SYSTEM SEQUENCE OF OPERATION |
|
Cooling Operation | 11 |
Heating Operation | 12 |
Defrost Cycle | 12 |
Operation Below 0°F | 13 |
Emergency Heat Operation | 13 |
|
|
CRANKCASE HEATER (10 Ton Unit Only) | 14 |
14 | |
INITIAL | 14 |
SAFETY FEATURES | 14 |
SECURE OWNER'S APPROVAL | 14 |
| MAINTENANCE |
|
CLEANING | ............................................................................. | 14 |
LUBRICATION | 14 | |
REPLACEMENT PARTS | 14 | |
NOTICE TO OWNER | 14 | |
| LIST OF FIGURES |
|
Figure |
|
|
No. | Description | Page |
1 | Center of Gravity | 3 |
2 | Typical Rigging | 4 |
3 | Typical Field Wiring | 5 |
4 | Unit Dimensions & Clearances | 6 |
5 | Extending The Service Ports | 10 |
6 | Refrigerant Flow Diagram | 11 |
7 | Charging Curves EFB180A | 15 |
8 | Charging Curves EFB240A | 15 |
9 | Heating Mode Charging Chart At 4800 CFM | 16 |
| EFB180A |
|
10 | Heating Mode Charging Chart At 6000 CFM | 16 |
| EFB180A |
|
11 | Heating Mode Charging Chart At 6600 CFM | 17 |
| EFB180A |
|
12 | Heating Mode Charging Chart At 6400 CFM | 17 |
| EFB240A |
|
13 | Heating Mode Charging Chart At 7000 CFM | 18 |
| EFB 240A |
|
14 | Heating Mode Charging Chart At 7600 CFM | 18 |
| EFB 240A |
|
| LIST OF TABLES |
|
Table |
|
|
No. | Description | Page |
1 | Unit Application Data | 3 |
2 | Physical Data | 4 |
3 | Electrical Data | 5 |
4 | Suction Lines | 7 |
5 | Liquid Lines | 8 |
6 | Refrigerant Line Charge | 8 |
PRODUCT NOMENCLATURE
PRODUCT CATEGORY
E 
1 
F 
B
1 
8 
0 
A 
2 
5
E =
Outdoor Unit
PRODUCT GENERATION
1 = First Generation
PRODUCT IDENTIFIER
FB = Outdoor Unit
NOMINAL COOLING
CAPACITY
180 = 15 Ton
240 = 20 Ton
VOLTAGE CODE
25 =
46 =
FACTORY INSTALLED HEAT
A = Not Applicable
2 | Unitary Products Group |
