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CQS
CQS
WARNING: Improper installation, adjustment, alteration, service, or maintenance
can cause property damage, injury, or death. Read the installation, operation,
and maintenance instructions thoroughly before installing or servicing this
equipment.
WARNING: Disconnect the power before servicing the cooling module. Failure
to do so can cause electrical shock, personal injury, or death.
INSTALLATION / OPERATION / MAINTENANCE
Applies to:
Model REC Evaporative Cooling Module
Form I-REC (5-16)
Obsoletes Form I-REC (Version A)
Model REC EVAPORATIVE
COOLING MODULE
Form I-REC, P/N 160201 R4, Page 1
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Table of Contents
Related Manuals for Reznor REC Series
Summary of Contents for Reznor REC Series
- Page 1 Form I-REC (5-16) Obsoletes Form I-REC (Version A) INSTALLATION / OPERATION / MAINTENANCE Applies to: Model REC EVAPORATIVE COOLING MODULE Model REC Evaporative Cooling Module WARNING: Improper installation, adjustment, alteration, service, or maintenance can cause property damage, injury, or death. Read the installation, operation, and maintenance instructions thoroughly before installing or servicing this equipment.
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Page 2: Table Of Contents
Table of Contents 1.0 General ..............2 6.0 Maintenance and Service ........9 1.1 General Information ........2 6.1 Media Pads............9 1.2 Warranty ............2 6.2 Water Feed Line & PVC Distribution Piping 10 1.3 Installation Preparation Check List ....2 6.3 Water Pump and Inlet Basket Screen ...10 6.4 Troubleshooting Chart ........11 2.0 Dimensions ............ -
Page 3: Dimensions
Model RDF* or symmetrical. RDF* ADF/ADFH 1 & 2 38” (965mm) Side View *Model RDF with over 42” (1067mm) Reznor Direct-Fired Makeup Air System Model Transition Model RDF, ADF, or ADFH only Duct 17,300 CFM requires Airflow ADF/ADFH REC 360; see 300 &... - Page 4 3.0 Mechanical 3.1.1 Base, Cooling Module, and Transition Duct (cont’d) (cont’d) Determine Base Location and Attach Rails - Position the four assembled legs in a rectangular pattern corresponding to the size of the cooling module (FIGURE 1). 3.1 Assembly Consider minimum length of transition duct (FIGURE 2) when positioning the cooling Instructions module base.
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Page 5: Water Flow Controls And Connections
FIGURE 4A - Removing (and Install Moisture Elimination Pads (FIGURE 4B) 1) Prepare module by attaching two catch pad clamps Re-Installing) Media Pads to one side of the cooler’s front legs. Screw through the legs into the clamp with four of the #10 x 1/2” long sheetmetal screws. - Page 6 3.0 Mechanical 3.2.3 Inlet Water and Drain Connections (cont’d) Inlet Water - All Cooling Modules - Install a manual water shutoff upstream of the inlet, at a convenient non-freezing location, to allow the water supply to be turned on 3.2 Water Flow and off.
- Page 7 FIGURE 9 - Water Connections including Optional Fill and Drain Kit for a Float and Pump Control System and a Freeze Evaporative Cooling Protection Kit for an AquaSaver Timed Metering System Module NOTE: If installing a Size REC360, one fill and drain or freeze protection Left Side View kit may be used for both modules if lines are manifolded.
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Page 8: Adjust Water Flow Over Media
4.0 Electrical All electrical wiring and connections, including electrical grounding, must be made in accordance with the National Electric Code ANSI/NFPA No. 70 (latest edition) or, in Connections Canada, with the Canadian Electrical Code, Part I-CSA Standard C22.1. In addition, compliance must be made with any local ordinances and any electric or gas company requirements that might apply. -
Page 9: Maintenance And Service
FIGURE 12A - FIGURE 12B - Adjust Water Flow AquaSaver Water with the Ball Valve Line showing Ball Sprinkler Pipe in FIGURE 12B. Solenoid Valve Valve and Ball Valve Pad Height A = Water rise from PVC Sprinkler Pipe Solenoid 24”... -
Page 10: Water Feed Line & Pvc Distribution Piping
6.0 Maintenance and Service (cont’d) Instructions for Replacing 1. Remove the three sheetmetal screws that hold the top pad retainer in Evaporative Cooling Media place. Release the top pad retainer from the cooling module. 2. Remove the three sheetmetal screws that hold the bottom pad retainer Pads in place. -
Page 11: Troubleshooting Chart
6.4 Troubleshooting WARNING: Disconnect the power before servicing the cooling Chart module. Failure to do so can cause electrical shock, personal injury, or death. PROBLEM PROBABLE CAUSE REMEDY Pump doesn’t run – Unit 1. Electrical connections (low voltage) 1. Verify all electrical connections. Verify correct voltage at pump terminals H is calling for cooling (i.e. -
Page 12: Pressure Drop Table - Rec Sizes 40-180
Appendix (cont’d) Pressure Drop Table - REC Sizes 40 - 180 Pressure Drop Pressure Drop Pressure Drop Pressure Drop Moisture Moisture Moisture Moisture 12” 12” 12” Media Elimination Elimination Elimination 12” Media Elimination Media Media Pad* Pad* Pad* Pad* 0.02 1550 0.06 2750...
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