140.925-IOM (APR 2019)
Page 2
XLP3 EVAPORATIVE CONDENSERS
INSTALLATION - OPERATION - MAINTENANCE
Table of Contents
Indicates an imminently hazardous situation which, if not avoided, will result in death or serious
injury.
Indicates a potentially hazardous situation or practice which, if not avoided, will result in death or
serious injury.
SAFETY PRECAUTION DEFINITIONS
Indicates a potentially hazardous situation or practice which, if not avoided, will result in damage
to equipment and/or minor injury.
Indicates an operating procedure, practice, etc., or portion thereof which is essential to highlight.
WARNING
CAUTION
DANGER
NOTICE
INSTALLATION
INTRODUCTION ............................................................... 4
Safety .................................................................................4
Shipping..............................................................................4
Pre-Rigging Checks
............................................................4
Cold Weather Operation ..................................................... 4
Location
.............................................................................. 4
Warranties ..........................................................................4
Unit Operation
.................................................................... 5
RIGGING & ASSEMBLY ......................................................5
Rigging ...............................................................................5
Section Assembly ...............................................................5
Table 1 - Recommended Vertical Dimension and Spreader
Bar Length .....................................................................5
Wiring the Factory Terminal Box (EC Fan System Only) ...... 7
OPTIONAL ACCESSORY INSTALLATION ............................8
Bottom Water Outlet (Optional) .........................................8
Offset Access Platform, Perimeter Guardrail and Ladder .... 8
Ladder Safety Cage (Optional) ..........................................10
Table 2 - Ladder Safety Cage Bolting Location and
Quantities ....................................................................10
Automatic Bearing Greasers (Optional for Belt Drive Fan
System Units Only) ...................................................... 11
Heater Control Panel (Optional) ........................................ 11
FIELD CONNECTIONS ...................................................... 13
Table 3 - Supplies for Installing Field Connections ............ 13
OPERATION
SAFETY PRECAUTIONS ...................................................14
START-UP PROCEDURE ..................................................15
Considerations for Initial Start-Up .................................... 15
General ............................................................................. 15
Cleaning ............................................................................ 15
Inspection ......................................................................... 15
Start-up ............................................................................ 15
EXTENDED SHUTDOWN ..................................................16
PROLONGED OUTDOOR STORAGE .................................. 16
Storage Preparation ......................................................... 16
Motor Recommendations ................................................. 17
Electronically Commutated (EC) Motors ............................ 17
Belt Drive Fan System ...................................................... 17
Maintenance Requirements During Storage...................... 18
Start-Up Preparation After Prolonged Storage ................. 18
COLD WEATHER OPERATION ..........................................18
Inspection and Maintenance ............................................. 18
Fan Section Icing Protection ............................................. 18
BASIN WATER AND INTERNAL PIPING
FREEZE PROTECTION ......................................................18
Cold Water Basin Protection ............................................. 18
COIL FREEZE PROTECTION .............................................. 19
Minimum Operation .......................................................... 19
OPERATION CONSIDERATIONS
FOR ACCESSORIES .........................................................19
Basin Heater (Optional) .................................................... 19
Stand Alone Frick Heater Control Panel (Optional) ........... 19
Operation ......................................................................... 19
VIBRATION CUTOUT SWITCH (VCOS) ............................20
Mechanical Vibration Cutout Switch (Standard) ................20
Electronic Vibration Cutout Switch (Optional) ..................20
FAN CONTROL ................................................................22
EC Fan System Fan Control ............................................... 22
Independent Fan Control (Optional) .................................. 22
MAINTENANCE
DETAILED COMPONENT
MAINTENANCE PROCEDURES .........................................24
Cold Water Basin .............................................................. 24
Table 4 - Cold Water Basin Water Levels .........................24
EC Fan System ..................................................................24
Belt Drive Fan System ......................................................24
Water Distribution System and Heat Transfer Section ......26
Water Level Control .......................................................... 27
CORROSION PROTECTION ..............................................28
Water Treatment ..............................................................28
Corrosion and Scale Control ............................................. 28
Gray Water and Reclaimed Water..................................... 29
Chemical Treatment Requirements ................................... 29
Table 5 – Quality Guidelines for Treated Circulated Water 29
Passivation ....................................................................... 29
Biological Control ............................................................. 29
Long Term Care of Stainless Steel ....................................30
Jobsite Considerations ......................................................30
System Cleaning ...............................................................30
BLEED RATE ....................................................................30
RECOMMENDED MAINTENANCE INTERVALS
..................32
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