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Summary of Contents for Mueller PMC 40/50
- Page 1 MUELLER ® BAKERY CHILLER MODELS PMC 40/50 AND PMC 70/120 INSTRUCTIONS FOR INSTALLATION • OPERATION Part No. 9842311 Effective February 23, 1999 Revised May 7, 2009 ® REFRIGERATION PRODUCTS...
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Page 2: Table Of Contents
Mueller Bakery Chiller Evaporator Assembly ........ - Page 3 Section 7.0 - Refrigeration Units Specifications/Electrical Data for Model PMC 40/50 with 2 HP Unit ......16 Specifications/Electrical Data for Model PMC 70/120 with 3.5 HP Unit .
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Page 4: Introduction
® applications. This manual provides the basic information necessary to install, start-up, and operate this Mueller bakery chiller. The information supplied in this manual must be followed to prevent damage to the equipment. Mueller Bakery Chiller Evaporator Assembly... -
Page 5: Description Of The Equipment
A. Sizes 1. PMC 40/50: Nominal 50-gallon storage capacity to be used with a 2 hp condensing unit. 2. PMC 70/120: Nominal 120-gallon storage capacity to be used with a 3.5 hp condensing unit. B. Model Variations 1. -
Page 6: Section 2.0 - Installation
All electrical connections must be performed by a qualified electrician in accordance with local and NEC regulations. Location When choosing a location for the Mueller bakery chiller, consider these items: • Environment: An indoor location will be necessary where the chiller section is protected from freezing temperature. -
Page 7: Refrigeration Unit Installation
Refer to Section 3.0 for start-up procedures. The initial refrigerant charge for PMC 40/50 model with a 2 hp unit is 6 lbs R-22 or 5 lbs. R-507 refrigerant. The initial refrigerant charge for PMC 70/120 models with a 3.5 hp unit is 13 lbs R-22 or 12 lbs. -
Page 8: Section 3.0 - First Time Start-Up And Cleaning The System
2. Complete the initial refrigeration unit charging procedure. Final refrigerant charging is to be completed in conjunction with the thermal expansion valve (TEV) superheat adjustment as described in Section 7.0. Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311... -
Page 9: Section 4.0 - Programming And Troubleshooting
A display reading of “uuuu” is a designation of a disconnected or broken temperature sensor wire. Should this occur, service is required to correct the problem. Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311... -
Page 10: Locking And Unlocking Temperature Controller
7. Press and hold the “SEL” key for 5 seconds until the setpoint value is displayed, indicted by a small “SV” illuminating in the upper left hand corner of the controller. Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. -
Page 11: Fahrenheit Celsius Conversion
To Change the Units of Measure on the Temperature Controller: NOTE: Once the display has been changed to the desired units of measure (°F or °C), the temperature setpoint must also be changed to match the units (i.e., 36°F or 2.2°C). Call Paul Mueller Company for assistance. -
Page 12: Section 5.0 - Diagrams
(silver) wire is to be connected to terminal 10 on the temperature control. The copper wire is to be connected to terminal 11 on the temperature control. Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311... -
Page 13: Bakery Chiller Pmc Model 70/120 Flow Diagram
Solenoid Supply Water Inlet Chiller Barrel Process Flow Switch Chilled Thermocouple Water Outlet Circulation Pump Drain Valve Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311 Revised May 7, 2009... -
Page 14: Section 6.0 - Parts Illustrations
8805226 CLIP, RETAINER 8820240 RELAY, SWITCH, DPST, 24VAC 8820165 THERMOCOUPLE, SENSOR, TYPE “T” 30853 SWITCH, TOGGLE, DPST Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311 Revised May 7, 2009... -
Page 15: Chiller Assembly Model Pmc 40/50
Chiller Assembly Model PMC 40/50 DETAIL C DETAIL B TOP VIEW DETAIL A ELEVATION VIEW Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311 Revised May 7, 2009... -
Page 16: Chiller Assembly Parts List Model Pmc 40/50
9842303 VALVE, EXPANSION, R-22 9844289 VALVE, EXPANSION, R-507 93755 LEG, ASSEMBLY 9843187 REGULATOR FLOW .75", 10 GPM Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311 Revised May 7, 2009... -
Page 17: Chiller Assembly Model Pmc 70/120
Chiller Assembly Model PMC 70/120 DETAIL A DETAIL B DETAIL E TOP VIEW DETAIL F DETAIL D ELEVATION VIEW Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311 Revised May 7, 2009... -
Page 18: Chiller Assembly Parts List Model Pmc 70/120
VALVE, EXPANSION, R-22 9844291 VALVE, EXPANSION, R-507 93755 LEG, ASSEMBLY 9842317 DISTRIBUTOR 9843187 REGULATOR FLOW .75", 10 GPM Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311 Revised May 7, 2009... -
Page 19: Section 7.0 - Refrigeration Units
SECTION 7.0 - REFRIGERATION UNITS Specifications/Electrical Data for PMC 40/50 With 2 HP Unit SPECIFICATIONS Unit Overall Dimensions Liquid Suction Approximate Part Model (inches) Line Line Shipping Weight Compressor Number Number Length Width Height Valve Valve (lbs.) Model No. 9842322 F3AM-A201 24.1... -
Page 20: Refrigeration Cycle Diagram
Bakery Chiller EPA Refrigerant Regulations* The Mueller bakery chiller system is designed to operate with R-22 (chlorodiflouromethane), a Class II HCFC refrigerant. R-22 refrigerant is specified by ASHRAE Standard 34 Safety Classification as an “A-1” refrigerant that represents low-flame propagation and low toxicity. -
Page 21: Thermal Expansion Valve Superheat Adjustment Diagram
Suction Gauge Liquid Line Liquid Line Sight Glass Suction Line Liquid Line Service Valve Service Valve Bakery Chiller Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311 Revised May 7, 2009... -
Page 22: Section 8.0 - Warranty
The Paul Mueller Company (hereafter referred to as Company) will repair or (at the Company’s option) replace any part or portion of a Mueller Bakery Chiller found to be defective in workmanship or material under normal use, service, and installation procedures, for a period of one (1) year from the date of installation by the original purchaser-user, or eighteen (18) months from the date of shipment from the Company factory, whichever occurs first. -
Page 23: Section 9.0 - Installation And Service Notes
Address: Telephone: Telephone: Quad Plate Chiller Model: Serial No.: Compressor Model: Serial No.: Date of Installation: Notes: Bakery Chiller Models PMC 40/50 and PMC 70/120 Effective February 23, 1999 Installation and Operation Instructions, Part No. 9842311 Revised May 7, 2009... - Page 24 ® P.O. Box 828 • Springfield, Missouri 65801-0828, U.S.A. Phone: (417) 575-9000 • 1-800-MUELLER • Fax: 1-800-436-2466 www.muel.com • E-mail: refrigeration@muel.com ©1999-2009 Paul Mueller Company (5/09) 9842311...
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