Engineering Procedures

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This page lists the Seasons-4 Engineering procedures.

 

 

* * * * * IMPORTANT - These individual procedure pages have not been created or linked. * * * * *

Do NOT click any of the below procedures until further notice.

 

ENGINEERING PROCEDURES

 

ADMINISTRATION---INDEX

 

1. ENGINEERING UNIT MASTER FILE
2. SUBMITTAL POLICY
3. PRODUCTION PACKAGE POLICY
4. GENERIC VERSUS SPECIFIC PARTS
5. UNIT MODEL NUMBERS
6. ASSIGNING NUMBERS TO PARTS PROVIDED BY OTHERS
7. CREATING NEW SUBBILLS
8. AUTO CAD UNIT DIMENSIONAL DRAWINGS
9. DESIGNING UNITS USING SECTIONS
10. SUPERMARKET UNIT DESIGNATION
11. NOTIFICATION REQUIRED WHEN CHANGING PARTS
12. DRAWING FILE NAMING AND SAVING PROTOCOL
13. SEQUENCE OF OPERATION
14. NEW CONDENSER AND SUB COOLING COIL
15. PIPING SCHEMATIC DRAWINGS
16. ENGINEERING BULLETIN
17. CURB DRAWING FOR SUBMITTAL
18. OMS MANUALS
19. DIMENSIONAL DATA DRAWING STANDARDS
20. MASTER QUOTES
21. FILTERS SHIPPED SEPARATELY
22. ENGINEERING FILE NAMING PROCEDURE
23. ENGINEERING REVIEW OF UNITS IN PRODUCTION
24. PEER UNIT DESIGN REVIEW
25. FACTORY ORDERS FOR ITEMS OTHER THAN UNITS

 

BLOWERS---INDEX

 

1. BELT REQUIREMENTS, SMALL HP DRIVES
2. CENTER DISTANCE, HORIZONTAL PLENUM FANS
3. SELECTION OF BLOWER CLASS
4. APPLICATION OF FORWARD CURVE BLOWERS
5. APPLICATION OF TWIN PLENUM BLOWERS
6. VIBRATION ISOLATION OF BLOWERS
7. GUIDELINES FOR DIRECT DRIVE BLOWERS MANUFACTURED BY SEASONS-4
8. BLOWER INLET GUARDS
9. PLENUM BLOWERS WITH MOTOR MOUNTED ON TOP

 

 

CABINET—INDEX

 

1. CONTROL PANEL CONSTRUCTION, NON-VESTIBULE
2. 2-PIECE CABINET CONSTRUCTION
3. O.A. INTAKES
4. REMOTE TERMINAL ACCESS
5. SPECIAL CONSIDERATIONS FOR UNITS OVER 138" WIDE
6. DOOR INDICATORS FOR SUBMITTAL DRAWINGS
7. NON-MOTORIZED RES EXHAUST DAMPERS
8. LOCATION OF OA DAMPER, VESTIBULE UNITS
9. LOCATION & STORAGE OF DIMENSIONAL DATA DRAWINGS
10. UNIT HEIGHT
11. UNIT WIDTH
12. DUAL DUCT UNITS
13. FILTER SPACE REQUIREMENTS
14. PERFORATED LINERS
15. INSTALLATION GUIDELINES FOR VARIABLE FREQUENCY DRIVES
16. VENTILATION REQUIREMENTS FOR COMPRESSORS

 

CONTROLS---INDEX

 

1. FREEZESTAT
2. AIRFLOW SWITCH
3. SMOKE DETECTOR
4. EES & RES DUAL DUCT OPERATION
5. RELAYS
6. HIGH STATIC PRESSURE LIMIT SWITCH
7. SEQUENCE OF OPERATION FOR SMOKE DETECTORS

 

DUCT FURNACES---INDEX

 

1. POWER VENTED FURNACE REQUIREMENTS
2. MODINE FURNACE POLICY
3. GAS CONNECTION SIZES
4. BURNER LOCATION IN CABINET
5. TUBULAR FURNACE ORIENTATION

 

 

ELECTRICAL---INDEX

 

1. MAIN DISCONNECT LOCK-OUTS
2. THROUGH-THE-DOOR DISCONNECT & TOGGLE
3. MOTOR MANUFACTURER BY VOLTAGE
4. PUMP OVERLOAD SIZING
5. FREEZESTAT, AMBIENT COOLING& HEATING LOCK-OUTS
6. NEUTRAL BAR
7. CONDENSER FAN FUSING
8. BRANCH CIRCUITS-ELECTRIC HEAT
9. ENCAPSULATED TRANSFORMERS
10. INVERTER DUTY CONDENSER FAN MOTORS
11. PIERCING CONNECTORS
12. UNIT LIGHTING
13. UL508A CONTROL PANELS
14. COMPRESSOR PUMP DOWN FOR WATER COOLED SYSTEMS
15. NEMA CONTACTOR SIZING FOR COMPRESSORS

 

ELECTRIC HEAT---INDEX

 

1. APPLICATION OF ELECTRIC HEATERS

 

 

EVAPORATORS---INDEX

 

1. DRAIN PAN INSULATION
2. SIZE GUIDELINES
3. BYPASS DAMPER LOCATION
4. MODEL NUMBER TONNAGE CALCULATION
5. DISTRIBUTOR NOZZLE ORDERING
6. EVAPORATOR HEADER SIZING
7. DISTRIBUTOR/NOZZLE SELECTION

 

HEAT RECLAIM---INDEX

 

1. SIZING HEAT RECLAIM COILS

 

 

MOTORS---INDEX

 

1. MAXIMUM LOADING/MOTOR HP SELECTION
2. MOTOR MANUFACTURER SELECTION

 

 

MULTI-ZONE EQUIPMENT---INDEX

 

1. ZONE LABELING
2. HOT DECK VS. COLD DECK PRESSURE DROP
3. TWO DECK VAV AND TRIPLE DECK DAMPERS

 

 

PIPING---INDEX

 

1. SPLIT SYSTEMS
2. ANGLE VALVE CALLOUTS
3. REFRIGERANT LINE SIZES
4. LIQUID LINE SENSOR MOUNTING LOCATION
5. LOW AMBIENT CONTROL
6. WATER PIPING

 

POWER BURNERS---INDEX

 

1. HIGH TURNDOWN BURNERS
2. ADIABATIC CHAMBER SIZES
3. CGA POWER BURNER REQUIREMENTS
4. DECK FOR PIPING PURPOSES
5. GAS CONNECTION SIZES
6. BURNER LOCATION IN CABINET
7. ORDERING PROCEDURE FOR POWERFLAME BURNERS

 

UNIT DESIGN---INDEX

 

1. HOT GAS REHEAT COILS
2. SUPERMARKET DESIGN GUIDELINES
3. ENERGY RECOVERY DESIGN GUIDELINES (SUBMITTAL PROGRAM)
4. FILTERS FOR MAKE-UP AIR UNITS

 

WATER AND STEAM COILS---INDEX

 

1. PLACEMENT OF CW/HW/STEAM COILS
2. STEAM COIL SELECTION GUIDELINES