Power Pack Service Manual MMPP4301-EP MMPP4301 MMPP4301-WC MMPP4301-PKG MMPP4301-PKG-WC MMPP4302 MMPP4302-WC MMPP4302-PKG MMPP4302-PKG-WC MMPP4303-PKG MMPP4303-PKG-WC MMPP4303-PKG-3 MMPP4305-PKG MMPP4305-PKG-WC MMPP4305-PKG-3
TABLE OF CONTENTS Equipment Specifications ................................................................................................................... 2 Installation and Operation .................................................................................................................. 3 75' Unit .................................................................................................................................... 3 125', 250', 350' and 500' Units ...............................
2 1/3 115 Motor HP Voltage ETL Listed ETL Listed 1.5" 11.5 110 30" x 18" x 26" 2,600 ETL Listed 1.5" 11.5 130 30” x 18" x 26" 2,600 185 (low) 235 (high) 12 R134a 17.5 L5-30P 115 1/3 80 Procon (Vane) 2 125' Micro Matic reserves the right to change specifications without notice. Approval 1.
INSTALLATION AND OPERATION 1. Remove packaging from the unit in the vicinity of the area where it will be installed. 2. Carefully lift the unit into the desired position. NOTE: DO NOT PUSH OR SLIDE UNIT – Damage will be caused to the legs if the unit is pushed into position. PLACEMENT • • • It is not recommended to install a power pack on top of a walk in cooler. It is not recommended to install a power pack outside.
125', 250', 350' AND 500' UNITS INSTALLATION STEPS (Assure tower connections are complete.) 1. 2. 3. Remove the refrigeration deck from the unit. Inspect the glycol tank for any debris. Connect one of the glycol lines from the trunk line to the pump outlet. Insulate any exposed tubing. NOTE: In units with more than one pump, connect a glycol line to each pump outlet. 4. 5. Connect the second glycol line from each circuit to the glycol bath inlet.
ELECTRONIC TEMPERATURE CONTROL WITH DISPLAY NOTE: When the unit leaves the factory the electronic thermostat is pre-set to the following parameters: Temperature Scale: F (Fahrenheit) Setpoint: 29° F Differential: 3° F NOTE: To ensure the correct operation of your unit these parameters must be adhered to. User/customer can change the temperature by pressing the up and down arrows. 5 www.micromatic.
CHANGING A GLYCOL PUMP 75' UNIT 1. 2. 3. 4. 5. 6. 7. Unplug unit from receptacle. Remove four (4) screws holding pump to bath lid. Cut tubing slightly above outlet fitting on pump. Remove pump through hole in top of bath lid. Insert new pump through opening in lid. Attach pump outlet hose and clamp with stainless steel clamp. Replace mounting screws and plug unit into receptacle. 125', 250', 350' AND 500' UNITS Note: A pinch off tool is required to complete this repair 1. 2. 3. 4. 5.
REPLACING MOTOR 125', 250', 350' AND 500' UNITS Note: Replacement motor is not supplied with electrical cord. Remove and reuse cord from defective motor. 1. 2. Unplug unit from receptacle. Support pump and loosen clamp holding pump to motor. As clamp is loosed pump will eventually disconnect from motor. Make sure pump does not damage glycol supply line as it becomes free from motor. 3. 4. 5. With pump free from motor remove drive key and replace.
TROUBLESHOOTING 1. Trouble Cause Excessive foam A. Adjust cooler temperature to 36° to 38° F (use a quality thermometer) B. Check applied pressure to keg B. Adjust setting on regulator for proper flow rate of two (2) ounces per second. C. Check the physical equipment from keg to faucet D. Refer to #5 A. Replace compressor relay or capacitor C. Check equipment D. Warm product lines 2. Compressor does A. Compressor relay or capacitor malfunction not start (no hum), B.
TYPICAL SPARE PARTS Component Part Number 75' 125' Component Part Number 75' 125' 250' 9 250' 350' 500' 350' 500' Vane Pump and Motor Assy MMPP4301-PPM X X Pump Insulation MM-IPCPRO X X X X Vane Pump Assy PP4301-PPA X X X X Motor (1/3 HP) MMPP4301-M X X Motor (1/3 HP 220 Volt) MMPP4305-M X X Vane Pump Key MM-3362-2 X X X X Clamp, Pump Connectors MM-BC3-KIT X X X X Nipple for Vane Pump-Straight 617C X X X X Vertical Pump MMPP4301-EPVP X Thermostat Dan
WIRING DIAGRAMS MMPP4301-EP MMPP4301 www.micromatic.
MMPP4301-PKG MMPP4302 11 www.micromatic.
MMPP4302-PKG MMPP4303-PKG www.micromatic.
MMPP4303-PKG-3 MMPP4305-PKG 13 www.micromatic.
MMPP4305-PKG-3 www.micromatic.
WARRANTY All power packs carry a full warranty against defects in material and workmanship for a period of eighteen (18) months from date of sale. Defective parts, subject to Micro Matic inspection, will be replaced or repaired for ninety (90) days on a no charge basis. The compressor has a standard five (5) year warranty. All loss of sales must be borne by the purchaser.
