Specifications

ManualsBrandsEnviro ManualsBlowerMQL B Series

JOHNSON CONTROLS

FORM ET102.19-NOM1 (809)

TABLE OF CONTENTS (cont.)

PERIODIC MAINTENANCE AND SERVICE ...............................................................................13

General .................................................................................................................................................13

After 48 Hours of Operation ...............................................................................................................13

Weekly ..................................................................................................................................................13

Every Month .........................................................................................................................................13

Every Three to Six Months .................................................................................................................14

Every Year ............................................................................................................................................14

Drain Pan ..............................................................................................................................................14

Inspecting and Cleaning Drain Pans ............................................................................................14

Air Filters ..............................................................................................................................................15

Throwaway Filters ..........................................................................................................................15

Fans ......................................................................................................................................................15

Inspecting and Cleaning Fans ......................................................................................................15

Fan Bearings ........................................................................................................................................16

Bearing Set Screw Alignment .......................................................................................................16

Motor .....................................................................................................................................................16

General Inspection .........................................................................................................................16

Lubrication and Bearings ..............................................................................................................17

Types of Grease ..............................................................................................................................17

Lubrication Procedure ...................................................................................................................17

With Grease Outlet Plug ................................................................................................................17

Without Grease Outlet Plug ...........................................................................................................18

Drives ....................................................................................................................................................18

Mounting Straight Bore Sheaves ..................................................................................................18

Mounting Split Tapper Sheaves ....................................................................................................18

Adjust Variable Pitched Sheaves ..................................................................................................19

Belts ......................................................................................................................................................19

Adjusting Belt Tension. .................................................................................................................19

How to Increase Belt Life ..............................................................................................................20

Coils ......................................................................................................................................................20

Steam, Hot Water and Chilled Water Coils ...................................................................................20

Refrigerant Coils ............................................................................................................................21

Winterizing Water Coils .......................................................................................................................21

OPERATING GUIDELINES..........................................................................................................22

Operating Limits ..................................................................................................................................22

Vibration Levels ...................................................................................................................................22

Vibration Causes .................................................................................................................................22

Periodic Service and Maintenance ....................................................................................................22

APPLICATION RECOMMENDATION FOR COILS .....................................................................22

General .................................................................................................................................................22

Water Cooling Coils.............................................................................................................................22

Direct Expansion Coils .......................................................................................................................23

Steam Coils ..........................................................................................................................................23

Water Heating Coils .............................................................................................................................24

TROUBLESHOOTING .................................................................................................................25

INSPECTION & START-UP CHECKLIST ....................................................................................27