Johnson Controls Frick IDC2, Service Manual

Page 1: ... IDC2 Evaporative Condenser THIS MANUAL CONTAINS RIGGING ASSEMBLY START UP AND MAINTENANCE INSTRUCTIONS READ THOROUGHLY BEFORE BEGINNING INSTALLATION FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY OR DEATH DAMAGE TO THE UNIT OR IMPROPER OPERATION Please check www jci com frick for the latest version of this publication ...

Page 2: ...Extended Shutdown 12 MAINTENANCE Cold Water Basin 13 Water Levels 13 Inspection Maintenance 13 Fan 13 Inspection Maintenance 13 Fan Drive System 13 Fortitude Power Train 13 Inspection Maintenance 13 Fan Motors 15 Model Specific Fan Drive System Descriptions 15 Inspection and Maintenance 15 Adjustable Motor Base 15 Fan Shaft Bearings 15 Inspection Maintenance 15 Water Distribution System and Heat T...

Page 3: ... operation Shims should not be used between the basin and support beams to level the unit WARNING Operation maintenance and repair of this equipment should be undertaken only by personnel qualified to do so Proper care procedures and tools must be used in handling lifting installing operating maintaining and repairing this equipment to prevent personal injury and or property damage WARNING Adequat...

Page 4: ...wn in Figures 2 and 3 Section Assembly of Two Piece Cells Position the lower section on the supports and bolt in place Wipe moisture and dirt from the perimeter flange Remove any motors or accessories shipped in the cold water basin Install sealer tape supplied with the unit as illustrated in Figure 4 Mechanical Section Bolt Assembly on the mat ing flanges of the lower section in a continuous line...

Page 5: ...crews in each hole from the mechanical section into the middle section and tighten Assembly of Multi Cell Units NOTICE On quad cell installations it is suggested that cells sub sequent to the first have the upper and lower sections assembled on the support foundation adjacent to the final mounting locations This will allow space for securing the upper and lower sections of each cell Slide the subs...

Page 6: ...ure to press the two ends together to form a smooth continuous strip Apply a second layer of sealer tape over the first layer following the same procedure Using drift pins to align the bolt holes place the flume box over the opening in the basin of Cell 1 and fasten into place Insert the 3 8 self tapping screws or bolts from the flume box into the basin wall as illustrated in Figure 6 Apply sealer...

Page 7: ... that the fan guard is properly installed prior to com mencing operation NOTICE All other IDC2 models have the fan motor mounted and tensioned at the factory Attach lifting strap to the motor base eyelet and remove the motor and motor base assembly from the cold water basin ship ping location The motor assembly remains vertical to maintain proper alignment during installation Lift assembly into po...

Page 8: ...e opening in the cold water basin and attach it to the basin with 3 8 x 1 bolts nuts flat washers and lock washers as shown in Figure 10 Detail A Place the suction strainer over the opening Platform and Ladder Installation Remove platform and ladder assembly from cold water basin Hang preassembled platform by inserting top guide pins into the fan deck notches as shown in Figure 11 Detail A Secure ...

Page 9: ...ents of the recirculating water system must wear respiratory protec tion equipment approved for such use by governmental occupational safety and health authorities WARNING The basin heater is not designed to prevent icing during unit operation Warranties Please refer to the Limitation of Warranties in the submit tal packet applicable to and in effect at the time of the sale purchase of these produ...

Page 10: ...quipment and absorbed by the recirculating water to form a corrosive solution Water The most harmful conditions develop as water evaporates from the equipment leaving behind the dissolved solids originally contained in the makeup water These dis solved solids may be either alkaline or acidic and as they are concentrated in the circulating water can produce scaling or accelerated corrosion The exte...

Page 11: ...perating freely Start up WARNING Check to ensure the controls for the fan motor are set to allow a maximum of six on off cycles per hour to prevent motor overload WARNING Pressure greater than 10 0 psig may cause damage to the distribution system Prior to seasonal start up lubricate the motor base adjusting screw s see Figures 3a and 3b and fan shaft bearings At initial start up no bearing lubrica...

Page 12: ...turer s guidelines before loading unloading weight from the unit Drain the cold water basin and all the piping that will be exposed to freezing temperatures Heat trace and insulate all exposed piping Clean all the debris such as leaves and dirt from the interior and exterior of the unit Leave the cold water basin drain open so rain and melting snow will drain from the unit Clean the basin strainer...

Page 13: ...nning check for any unusual noise or vibration With the fan off and the motor locked out and tagged check the general condition of the fan Inspect for any loose or missing bolts in the fan shaft bushing the fan hub and the fan shaft bearing s Check the fan blades for looseness first by twisting the blade by hand and then by moving the blade tip up and down There should be no play or slippage Inspe...

Page 14: ...eafter check the belt condition monthly and adjust tension as necessary Readjust tension at least once every three months Belt tension check Place a straight edge along the belt from sheave to sheave as shown in Figure 14a or use a tape measure as shown in Figure 14b to measure belt deflection Apply a moderate force by hand approximately 40 lb 275 kPa evenly across the width of the belt in the cen...

Page 15: ...ron SRI Citgo Polyurea MP2 Conoco Polyurea 2 Exxon Polyrex EM Exxon Unirex N MobilGrease AW2 Shell Alvania RL3 Shell Alvania 3 Shell Dolium R SKF LGHP2 Unocal 76 Unilife Grease NOTICE List of brand names is for identification only and are not exclusive recommendations Lubricate the bearings as follows Initial Start up Normally no lubrication is required since the bearings have been lubricated at t...

Page 16: ...g pump during system start up and provides sufficient excess basin capacity to accept the total system pull down volume Optional Electric Water Level Control Package As an option an electric water level control package is avail able in lieu of the mechanical makeup assembly The package consists of a probe type liquid level control assembly and a slow closing solenoid valve Stainless steel electrod...

Page 17: ... motor voltage and current X X Clean fan motor exterior X X Check fan motors for proper rotation X Check fans for rotation without obstruction X X Check general condition of the fan X Check and unplug fan drain holes hollow blade fans X Check fan for uniform pitch X Check and recoat steel shafts with RUST VETO X X X 1 Recommended service intervals are for typical installations Different environmen...

Page 18: ...IDC2 EVAPORATIVE CONDENSERS NOTES 140 940 IOM DEC 13 Page 18 ...

Page 19: ...IDC2 EVAPORATIVE CONDENSERS NOTES 140 940 IOM DEC 13 Page 19 ...

Page 20: ...boro PA 17268 1206 USA Phone 717 762 2121 FAX 717 762 8624 www jci com frick Form 140 940 IOM 2013 12 Supersedes 140 940 IOM 2013 02 Subject to change without notice Published in USA 01 15 PDF 2015 Johnson Controls Inc ALL RIGHTS RESERVED ...