
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