Mueller Falling Film Chiller Installation And Operation Manual Download Page 1

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Part No. 9843514

Effective February 12, 2003

Revised March 17, 2020

Falling Film Chiller

INSTALLATION AND OPERATION MANUAL

Summary of Contents for Falling Film Chiller

Page 1: ...Part No 9843514 Effective February 12 2003 Revised March 17 2020 Falling Film Chiller INSTALLATION AND OPERATION MANUAL...

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Page 3: ...4 Locating Refrigeration Units 9 2 5 Connecting the Refrigerant Lines 9 2 6 Liquid Line Solenoid Valve 10 2 7 Water Line Connections 10 2 8 Makeup Water Valve 10 2 9 Connecting the Overflow Line 11 2...

Page 4: ...ent 15 3 3 Hot Gas Adjustment 15 3 4 Liquid Injection Adjustment 15 3 5 Ambient Fan Cycling Control Adjustment 16 Figure 4 Condensing Unit Schematic 16 Figure 5 Wiring Schematic 17 Table of Contents M...

Page 5: ...enoid assembly is optional Hinged and gasketed top doors are available as an option A clamp type ferrule and male pipe thread adapter are included for the inlet Falling film chiller expansion valves f...

Page 6: ...in Weight lb Weight with Top Door in 2 8 plate cabinet 70 40 75 46 75 49 25 436 420 Refrigerant plate 64 Glycol plate 48 Pan 49 3 x 5 Tankless Length in Width in Height in Height with Top Door in Weig...

Page 7: ...imum flow rate 50 2 gpm per plate 2 Using low flow distribution pan Minimum flow rate 17 9 gpm per plate Maximum flow rate 28 7 gpm per plate 3 Using extra low flow distribution pan Minimum flow rate...

Page 8: ...pipe flange Optional 6 8 and 10 RFSO pipe flanges are also available 1 5 MODEL 4 X 8 DIMENSIONS 4 4 x 8 with Tank Length in Width in Height in Height with Top Door in Weight lb Weight with Top Door i...

Page 9: ...the falling film chiller in two basic styles Figure 1 shows the plate used for direct expansion or recirculated refrigeration systems Figure 2 shows the plate used for flooded refrigeration systems FI...

Page 10: ...22 33 44 55 66 77 88 99 110 121 132 MODEL 4 X 8 No of Plates 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Lbs of R 22 25 F 34 68 102 136 170 204 238 272 306 340 374 408 442 476 510 544 Lbs of R 717 25 F 17...

Page 11: ...4 17 24 4 x 8 M 1430 25 32 4 x 8 N 150 2 8 3 x 5 O 345 2 8 3 x 5 Plate Size N 3 x 5 L 4 x 8 Cabinet Plate Material 1 304 304 2 304 316L 3 316L 316L 4 304 304 EP 5 304 316L EP 6 316L 316L EP 7 Other AS...

Page 12: ...ller and a clearance equal to the length of the evaporator plate should remain at the end opposite the refrigeration connections B Leveling The falling film chiller is equipped with adjustable legs fo...

Page 13: ...ge enough to prevent any increase in static pressure must be provided The units must be located so that routine maintenance can be accomplished e g cleaning the condensers and replacing the compressor...

Page 14: ...e an alarm if the cooling solution flow should stop for some reason If the chilled water is to be routed to more than one piece of equipment a balancing valve must be used to regulate the flow of wate...

Page 15: ...1 and the condensing unit The most efficient way to accomplish this is to sense the temperature entering the pan Sensor A should be installed in the 1 2 FPT port between the water makeup valve and the...

Page 16: ...bution pan versus flows please see Section 2 10 or contact Paul Mueller Company s Service Department at 1 800 756 5991 or DFETechService paulmueller com 2 12 DISTRIBUTION PAN WATER FLOW RATES 2 13 REC...

Page 17: ...he wash solution and fill with 30 to 50 gallons of lukewarm rinse water 7 Operate the circulating pump for 10 minutes while manually rinsing the reservoir walls not submerged 8 Drain the rinse water a...

Page 18: ...nting can be accomplished by installing a fan in the top of the chiller and an air intake in the lowest point possible at the other end This cross flow of air will remove the gas from the interior of...

Page 19: ...valve located on the suction header Measure the temperature at the expansion valve suction bulb location Set the superheat at 12 F to 13 F which is a little high because of the 50 F product temperatur...

Page 20: ...rmostats should be adjusted according to the number of condenser fans as follows 1Fan No 1 is closest to the header end 2Four fan units are duplex design and fans are cycled in pairs FIGURE 4 CONDENSI...

Page 21: ...h HGS Hot Gas Solenoid HP High Pressure Contacts Dual Pressure Control LIS Liquid Injection Solenoid M1 M2 Condenser Fan Motors MDS1 Main Disconnect Switch OPSS Oil Pressure Safety Switch PD Pump Down...

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Page 23: ...1600 West Phelps Street Springfield Missouri 65802 U S A Service 1 800 756 5991 DFETechService paulmueller com 1 800 MUELLER WWW PAULMUELLER COM...