Power Pack Service Manual for units
Contents
1. Function Range Factory Setting SP Setpoint 30 to 212 F 30 34 to 100 C dIF Differential 1 to 30 F or C 5 ASd Anti short Cycle Delay 0 to 12 minutes 1 OFS Temperature Offset 0 to 50 F or C 0 SF Sensor Failure Operation 0 output off 1 1 output on i MICRO MATIC Note Operation at Extremes If the combination of setpoint plus or minus the differential falls outside the temperature range 30 F to 212 F 34 C to 100 C the A419 operates as follows Cooling Cut in If the control is operating in Cooling Cut in mode and setpoint minus differential is less than 30 F the control switches on at setpoint and off when the temperature drops below 30 F 34 C Heating Cut in If the control is operating in Heating Cut in mode and setpoint plus differential is greater than 212 F 100 C the control switches on at setpoint and off when the temperature exceeds 212 F 100 C Cooling Cut out If the control is operating in Cooling Cut out mode and setpoint plus differential is greater than 212 F 100 C the contro switches on when the temperature exceeds 212 F 100 C and off at setpoint Heating Cut out If the control is operating in Heating Cut out mode and setpoint minus differential is less than 30 F 34 C the control switches on when the temperature drops below 30 F 34 C and off at setpoint Setting Other Functions To set the Differe2. should be no more than 3 h or 4 more than outlet gauge if installation was done properly and quality trunk line is used If a trunk housing is inside a PVC chase where there is water present it will cause large temperature differentials between the gauges Replace top cover ICR ATI ROU ozz 300 MICRO MATIC MAINTENANCE Keep liquid level constant in glycol reservoir Check liquid monthly a If level is low fill with water b If ice build up remove one gallon of water and replace with pure Micro Matic Polar Flo glycol rA Keep condensing unit free of foreign matter and clean every six 6 months MICR MATI GROU 300 MICRO MATIC TROUBLESHOOTING Trouble Cause Solution 1 Excessive foam Warm walk in cooler A Adjust cooler temperature to 34 to 36 use quality thermometer Check applied pressure to B Adjust setting on regulator for barrel proper pressure Check equipment C Check the physical equipment from keg to faucet Warm product lines D Referto 5 2 Compressor does Compressor relay or capacitor lA Replace compressor relay relay or not start no hum malfunction capacitor but the fan motor runs Inadequate voltage B Measure voltage across common and run terminal on compressor Voltage must not drop below 90 of rated voltage Compressor failure C Replace compressor 3 Compressor starts Thermostat control failure A Replace thermostat and continues to run unti
3. 20272 IC ozz D gt 235 vOO MICRO MATIC DESCRIPTION Cooling distance K PP4301 EP UP TO 785 of cooling line PP4301 and PP4301 WC UP TO 128 of cooling line PP4302 and PP4302 WC UP TO 250 of cooling line PP4303 and PP4303 WC UP TO 350 of cooling line Current draw per unit PP4301 PP4302 PP4303 K PP4301 EP PP4301 WC PP4302 WC PP4303 WC Voltage 115 115 115 208 230 Start up 9 5A 9 8A 10 6A 7 5A Running 7 2A 71A 7 9A 5 3A Refrigerant R134a R 22 R 22 R 22 Charge 10 oz 16 oz 21 oz 36 oz Pressure 18 low 43 low 43 low 43 low 150 high 220 high 220 high 220 high Dimensions inches H 13 0 H 28 5 H 28 5 H 29 5 W 23 5 W 16 75 W 16 75 W 18 D 22 0 D 26 5 D 26 5 D 26 5 Weight 70 Ibs 106 Ibs 113 Ibs 134 Ibs Dimensions include pump and motor Tank capacity 4 gal 12 gal 12 gal 12 gal Styrofoam Insulation le a ge ar Model MM 033 Procon pump with capacity of 50 GPH gravity fed to insure longer pump life All other models Gear pump with capacity of 100 GPH gravity fed to insure longer pump life DOO MICR MATI GROU MICRO MATIC OPERATION PP4301 PP4302 PP4303 PP4301 WC PP4302 WC and PP4303 WC 1 Connection a b Connect one line from isolated trunk line to the pump outlet Connect second circulation line to the inlet of the tub 2 Filling unit with glycol a b c d e Remove top deck from the unit Fill the bath with Micro Matic Polar Flo glyco
4. IC ozz D gt om vO MICRO MATIC C D Micro Matic Power Pack Service amp Specification Manual Manufactured by BVL Controls Ltd Northeast Region 747 North Fenwick Street Allentown PA 18103 1 800 345 3020 Southeast Region 321 Marianne Street Brooksville FL 34601 1 888 233 7827 Central Region 213 North Third Street Rockford IL 61107 1 800 435 6950 Western Region 19761 Bahama Street Northridge CA 91324 1 800 367 8852 Cc Ht 6 ozz D cD 500 MICRO MATIC MICRO MATIC POWER PACK Manufactured by BVL Controls Ltd AIR COOLED PP4301 CWA 3 PP4302 CWA 2 PP4303 CWA 34 K PP 4301 EP MM 033 WATER COOLED PP4301 WC CWW 3 PP4302 WC CWw 2 PP4303 WC CWW 34 1 3 HP 1 2 HP 3 4 HP 1 3 HP 3 4 HP 1 2 HP 3 4 HP FR22 FR22 FR22 R134a FR22 FR22 FR22 115 Volts 115 Volts 208 230 Volts 115 Volts 115 Volts 115 Volts 208 230 Volts MICRO MATIC vOO MICR MATI m PRODUCT WARRANTY BVL warrants this product for one 1 full year including parts and labor when unit is returned to our factory freight is not part of the warranty or parts only when repair has to be done at another location Parts will be charged to your account and will be credited upon receipt of the defective part In Canada B V L Controls Ltd 940 Michelin Laval Quebec H7L 5C1 In U S A Restaurant Service of America 37 Shuman Avenue Stoughton MA 0
5. ean the condenser Check trunk housing in areas for drooping or low spots split insulation approximately 5 and separate Allow any water to drain then air dry the seal closed Check temperature of walk in cooler liquid temperature set cooler at 34 to 36 M M G s MICRO MATIC R Electronic Temperature Control with Display Changing Temperature Units Press the Up and Down buttons simultaneously to toggle between F and C Note The Keypad Lock jumper must be in the unlocked position installed before adjusting the control If the keypad is locked pressing buttons has no effect on the control Setting the Setpoint before setting the setpoint be sure the control is set to the temperature units you want to use Celsius or Fahrenheit To view and adjust the setpoint use the following method 1 Press and hold the Menu button for about two 2 seconds until the display changes to flashing SP Note If no entries are made for thirty 30 seconds the control reverts to the temperature display 2 Press the Menu button again The current setpoint is displayed 3 Press the Up or Down button to adjust the setpoint temperature 4 Press the Menu button to save The display then returns to the sensor temperature Note If the Menu button is not pressed after changing the setpoint the control reverts to the setpoint value previously programmed into the A419 Function Ranges and Settings
6. l freeze up Freon leak B Repair leak and recharge and will not cut off 4 Compressor does Inadequate voltage A Measure voltage across common not run but hums and run terminal on compressor Voltage must not drop below 90 of rated voltage Starting relay malfunction B Replace starting relay Be sure to use correct relay Failure to use correct relay will cause compressor failure Compressor malfunction C Replace compressor MICRO MATIC e MICRO MATIC Trouble Cause Solution 5 Warm beer A Defective Pump check motor also B Defective motor check pump also C Refrigeration unit not running D Conduit lines located in overheated area E Conduit lines flooded in PVC chase F Uninsulated or poorly insulated lines G Thermostat H Condenser fan motor not working lI Freon leak J Dirty condenser K Condensation inside conduit insulation may be caused from cleaning lines L Warm walk in cooler Check return line in reservoir for liquid flow Replace pump Replace motor Refer to 2 Remove from any hot water pipes or kitchen area with stove or glass washer Remove lines from PVC thoroughly dry PVC and repair or replace conduit as needed All lines should be fully insulated from cooler into dispenser Includes glycol lines from power pack into cooler Adjust temperature to colder setting Replace condenser fan motor Repair leak and recharge Cl
7. l solution mixed 2 parts water to 1 part glycol solution up to 2 from the return tubing Replace top deck unit into the bath Make sure all re circulation lines are properly connected and turn the pump motor on by plugging into the top deck Liquid level will drop until circulation line is full Remove orange refilling cap fill with water up to return line approximately 1 from the cover Temperature will drop to 30 F on thermostat Note Temperature is set at 30 F from the factory To change temperature press menu until the temperature is blinking Set the desired temperature and press menu to set gt MICRO MATIC OPERATION K PP4301 EP Connection a Connect one line from isolated trunk line to the pump outlet b Connect second circulation line to the inlet of the tub oa Filling unit with glycol a Remove top cover from the unit b Fill the bath with Micro Matic Polar Flo glycol solution mixed 2 parts water to 1 part glycol solution up to overflow outlet c Make sure all re circulation lines are properly connected and turn the pump motor on Liquid level will drop until circulation line is full d Refill with water up to overflow outlet approximately 1 from the top e Temperature will drop slowly to 30 F on outlet temperature gauge Note Temperature is set at 30 F from the factory f Temperature will drop slowly to 34 F on inlet temperature gauge g Temperature in return line inlet gauge
8. ltage to the A419 control WARNING Risk of Electrical Shock High voltage may be present at electrical terminals and other exposed internal metal surfaces Avoid contact with all metal surfaces on control when cover is removed a Remove the cover by loosening the four captive cover screws b Use a reliable AC voltmeter to check the voltage between the COM and 120V or 240V terminals on line voltage models and the two 24V terminals on low voltage models c The voltage must be between 20 and 30 VAC for 24 volt applications 102 and 132 VAC for 120 volt applications 177 and 264 VAC for 208 240 volt applications If the voltage reading is within the required range proceed to Step De If the voltage reading is not within the required range check the power source and input power wires for problems BVL P N ECO33 MM 033 CWA 3 CWW 3 ICWA 2 cww 2 CWA 34 cww 34 Micro Matic PIN PP4301 PL PP4301 EP PP4301 PP4301 WC PP4302 PP4302 WC PP4303 PP4303 WC Distance to Towers Max Lift Description ProLine s0 16 Economy 75 3z Premium Premium Premium Premium Premium Premium g 3 Compressor S Gyicol Gallons Pump E BTU s Bath Glycol PerHour Motor S _ approx _ Volts Capacity included Pump GPH HP Unit Dimensions 113 2000 R134A 110 4 Yes Vertical 75 NA _ 15 H x 19 1 2 W x 19 1 2 D includes pump 13 2300 R134A 110 4 Ye
9. ntial dIF Anti Short Cycle Delay ASd Temperature Offset OFS or Sensor Failure SF operation use the following method Order of the Functions 1 Press and hold the Menu button until the display changes to flashing SP This will take about two 2 seconds NOTE If no entries are made for thirty 30 seconds while programming is in progress the control reverts to the temperature display 2 Press the Up or Down button repeatedly until the desired function is displayed 3 Press the Menu button to display the function s current value 4 Press the Up or Down button until the desired value is displayed 5 Press the Menu button to save the new value The display then returns to the sensor temperature ozz E 5 MICRO MATIC NOTE If you do not press the Menu button after setting the new value the control reverts to the previously programmed value for that function Checkout Before applying power make sure installation and wiring connections are according to job specifications After necessary adjustments and electrical connections have been made put the system in operation and observe the control for at least three 3 complete cycles before leaving the installation Troubleshooting If the control system does not function properly verify that the unit is wired configured and set properly If the problem persists use the following procedures to determine the cause of the problem 1 Check for proper supply vo
10. s Pressure 48 1 3 __ 13 Hx 23 1 2 W x 22 D includes pump 173 2800 R22 110 12 No Gear 80 13 28 1 2 Hx 17 Wx27 D 13 2900 R22 110 12 Gear 80 13 11 2 3800 R22 110 12 No Gear 80 1 3 28 1 2 H x 17 W x 27 D 12 5500 R22 110 12 Gear 80 13 EZ 6100 R22 220 12 No Gear 80 m3 3THxIrWx27r D 3 4 7800 R22 220 12 Gear 80 1 3 Refrigeration Unit Weight 106 130 150 180
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