chapter 3 checkout, calibration and maintenance - Snap
Contents
1. R 134A SCALE LOAD CELL TOOLS REQUIRED 40 LBS of Weight NOTE x Refers to the Pot Position x pot on the left x pot in the middle x pot on the right 1 2 3 4 oO 10 11 12 13 14 15 16 Unplug the ECO Xtreme from the wall outlet Place a jumper on J21 across pins 1 2 on the Control Board Remove the recovery tank from the scale Plug the ECO Xtreme Recycling Charge Station into a 115VAC outlet Turn the unit on Light will flash and No Tank Present will be displayed ignore the error messages When the Main menu screen appears press the lt UP gt arrow and lt ENTER gt Press the lt UP gt arrow until Ibs kg appears Press lt ENTER gt Press lt UP gt or lt DOWN gt arrow for the desired units of measure kg requires a 20 kg weight all others use a 40 pound weight Press lt SAVE EXIT gt Press the lt UP gt arrow key until Redundant Scale Cal appears Press the lt ENTER gt key Adjust R82 x for a reading of 100 2 counts Press lt EXIT gt key Press the lt UP gt arrow key until Scale Calibration appears Press the lt ENTER gt key With all weight removed from the scale adjust R137 x for a reading of 100 2 Counts Apply 40 Ibs to scale Press lt Calibrate gt Press Confirm Display should read 640 oz 1 oz With 40 Ibs still on scale connect the DMM black lead to J25 Connect DMM red lead to J26 Press lt EXIT gt lt2. ENTER gt key Press the lt UP gt or lt DOWN3 gt keys until the desired brightness is achieved or press lt DEFAULT gt Press lt EXIT gt twice to return to the main menu ADJUSTMENT COMPLETE MAINTENANCE PROCEDURES MASTER FILTER MAINTENANCE FILTER KIT EAK0030C01AB NOTE Change the master filter when the Replace Filter is displayed For more information on OVP Qe Ne a 7 8 9 tracking refer to Appendix C Users Manual A WARNING USE STANDARD REFRIGERANT HANDLING SAFETY PROCEDURES WHEN PERFORMING INSTALLATION ALWAYS WEAR SAFETY GOGGLES DON T SPILL OR TOUCH LIQUID REFRIGERANT AVOID FLAMES AND EXCESSIVE HEAT USE ONLY IN WELL VENTILATED AREA Evacuate service hoses Refer to the User s Manual for location of the Filter Dryer Remove the power cord from wall outlet Slide the master filter out from the storage bracket Unscrew the two hose fittings from the master filter Remove the master filter Install the new Filter Dryer and verify that the arrow on the Filter Dryer is pointing in the same direction as the arrow on the underside of cabinet Oil the end of the hoses that were removed from the Filter Dryer with Mineral Oil or Super Lube and reconnect to the Filter Dryer Plug the unit into the AC wall outlet Turn the unit On Press the lt UP gt key until the Setup menu is selected press the lt ENTER gt key Press the lt UP gt arrow until FILTER is selected 10 Press lt ENTE
3. CHAPTER 3 CHECKOUT CALIBRATION AND MAINTENANCE GENERAL A WARNING USE STANDARD REFRIGERANT HANDLING SAFETY PROCEDURES WHEN PERFORMING INSTALLATION ALWAYS WEAR SAFETY GOGGLES DON T SPILL OR TOUCH LIQUID REFRIGERANT AVOID FLAMES AND EXCESSIVE HEAT USE ONLY IN WELL VENTILATED AREA This chapter will help determine if the unit is operating properly and if all electronic devices are working per specifications Be sure to read the step first before performing the actual function This will help prevent any type of errors that might occur UNIT CHECKOUT PROCEDURE These sections will checkout the complete operation of the ECO Xtreme Recycling Charge Station Refrigerant in recovery tank is required In order to determine the proper operation follow the steps in order to determine correct operation If any of the steps fail the checkout STOP and correct the problem Refer to Chapter 1 or Chapter 2 for troubleshooting 1 Confirm panel valves are OFF Ensure the red amp blue tank hoses are correctly connected to the Recovery Tank Open both Recovery Tank valves Ensure the vehicle hoses are connected to the ports on the rear of unit Plug the ECO Xtreme into a 115VAC outlet and turn on Verify that the LCD DISPLAY is working Press the lt UP gt arrow until CHARGE is selected and press lt ENTER gt Turn the 3 way valve to Charge and watch the display The amount will continue to rise until the pressures equalize Clos
4. DOWN gt lt ENTER gt Adjust R86 x for a DMM reading equal to voltage number in upper right corner of LCD 005 volts Press lt EXIT gt Turn power off and remove Service Jumper CALIBRATION COMPLETE Effective Page 3 2 01 2002 CHAPTER 3 CHECKOUT CALIBRATION AND MAINTENANCE PSIA TABLE in Feet 28 inHg 29 inHg 30 inHg 31 inHg 32 inHg 0 13 8 14 2 14 7 15 2 15 7 500 13 5 14 0 14 5 15 0 15 5 1000 13 2 13 7 14 2 14 7 15 2 1500 13 0 13 5 14 0 14 4 14 9 2000 12 7 13 2 13 7 14 2 14 7 3000 12 2 12 7 13 2 13 7 14 2 4000 11 7 12 2 12 7 13 2 13 7 6000 10 8 11 3 11 8 12 3 12 8 8000 10 0 10 5 11 0 11 4 11 9 10000 9 2 9 7 10 1 10 6 11 1 12000 8 4 8 9 9 4 9 9 10 4 14000 7 7 8 2 8 7 9 2 9 7 Table 1 PSIA Conversion Chart for various Elevations and Barometric Pressures R 134 TEMPERATURE CALIBRATION TOOLS REQUIRED Thermometer Or 002 FN ORS OU AR GON See oe Unplug the ECO Xtreme from the wall outlet Place a jumper across J21 pins 1 2 on the Main CPU Board Plug the ECO Xtreme Recycling Charge Station into a 115VAC outlet And turn on Press the lt UP gt key until the Setup menu is selected press the lt ENTER gt key Press the lt UP gt arrow until TEMPERATURE CAL screen appears Press the lt ENTER gt key TEMPERATURE CAL page will be displayed Use the lt UP gt or lt DOWN gt keys so the top temperature matches the thermometer Press
5. R gt Press lt RESET gt Press lt CONFIRM gt Press lt EXIT gt MASTER FILTER MAINTENANCE COMPLETE Effective Page 3 4 01 2002 CHAPTER 3 CHECKOUT CALIBRATION AND MAINTENANCE COMPRESSOR OIL REPLACEMENT OIL KIT EAK0029C01AB TOOLS REQUIRED Torque Wrench NOTE The oil in the compressor assembly must be changed quarterly 1 Perform a Recycle on the service hoses if necessary For additional information refer to Chapter 2 User s Manual Evacuating Service Hoses Unplug unit from AC wall outlet Remove screws securing plastic cover Remove the metal cover Figure 3 1 Compressor A Outlet Line Connection at Pump B Input Line Connection at Pump C Outlet Line Tube D Process Line Tube E Input Line Hose F Process Line Connection at Pump Disconnect all tubing and electrical connections from the pump making note of their locations Discard the old O rings from hose tube ends if possible Discharge capacitor Remove the four nuts holding the pump to the base Remove all electrical connections from the pump Remove the pump from the unit 8 Tilt the pump over an oil drain pan so the process port Top is straight down Oil will drain from this port Approximately 9oz of oil should be recovered This will take approximately 1 hour 9 If around 9 oz of oil is not recovered repeat step 8 10 Use plastic bottle supplied with oil change kit to pour 9 3 oz 275 cc of 3GS
6. compressor oil part number 0681 0179 2 into input port of pump top port Or connect hoses and use the input hose to draw in the oil 11 Reinstall the pump and secure using four nuts at the base 12 Install new O rings on ends of the tubing and hose assemblies 13 Place a small amount of compressor oil on O rings and reinstall tubing assemblies Torque to 65 in Ibs 14 Reinstall electrical connections 15 Replace covers and secure Effective 01 2002 Page 3 5 CHAPTER 3 CHECKOUT CALIBRATION AND MAINTENANCE VACUUM PUMP OIL e Use standard Vacuum Pump Oil for lubrication e Vacuum Pump oil level should be monitored to a level half way through the sight glass on the pump Refill as needed e The oil in Vacuum Pumps should generally be changed every 90 days 1 Remove Drain plug from bottom of Vacuum Pump and allow oil to drain into appropriate container Replace drain plug and remove fill plug at top of Vacuum Pump Using Vacuum Pump Oil Kit EAK0227L01A remove cap from oil bottle and replace with Screw on Spout Cap 4 While looking at the sight glass on the side of the Vacuum Pump pour oil into the fill hole until oil level reaches half way up the sight glass 5 Replace fill plug on Vacuum Pump and cap on oil MAINTENANCE COMPLETE Effective Page 3 6 01 2002
7. e the valves Press EXIT Press NO 5 Press the lt UP gt arrow until RECOVER is selected and press lt ENTER gt Turn valves to Recovery Press lt START gt The compressor should come ON The gauges should slowly drop as the unit recovers the refrigerant from the hoses 6 Once the low side gauge reads approximately 15 Hg turn the 3 way valves to OFF and press the lt EXIT gt key Press lt NEXT gt the compressor should shut off DRAIN OIL will be displayed 7 Verify that the low side gauge is reading approximately 15 Hg and holding If vacuum is lost check for leaks Press the lt NEXT gt key Wait for purge to complete 8 Press the lt UP gt arrow until VACUUM is selected and press lt ENTER gt Timer will display 30 minutes press lt UP gt or lt DOWNs gt to change 9 Press lt START gt The compressor should come on Vacuum Pump on a model EEAC318 The low side gauge should show increasing vacuum Once the low side gauge reads approximately 25 to 29 Hg and press the lt EXIT gt key The Compressor Vacuum Pump will shut off 10 CLOSE PANEL VALVES THEN PRESS NEXT will be displayed close the Panel Valves Press lt NEXT gt If vacuum is lost check for leaks on the gauge assembly UNIT CHECKOUT COMPLETE Effective 01 2002 Page 3 1 CHAPTER 3 CHECKOUT CALIBRATION AND MAINTENANCE CALIBRATION PROCEDURE A WARNING DANGEROUS HIGH VOLTAGES ARE PRESENT IN THIS EQUIPMENT
8. lt Calibrate gt Press lt Confirm gt key to accept the new reading Lower temperature reading should match thermometer 1 degree Press the lt EXIT gt twice Remove jumper on J21 pins 1 2 CALIBRATION COMPLETE PRESSURE TRANSDUCER CALIBRATION TOOLS REQUIRED Barometric Pressure Reading Obtain from calling the local airport Oy et OOS IN E Unplug the ECO Xtreme from the wall outlet Place a jumper on J21 pins 1 2 on the Main CPU Board Plug the ECO Xtreme Recycling Charge Station into a 115VAC outlet Turn the unit On Press the lt UP gt key until the Setup menu is selected press the lt ENTER gt key Press the lt UP gt arrow until PRESURE CALIBRATION appears on the screen Disconnect yellow hose from Recovery Tank Press the lt ENTER gt key Press lt UP gt or lt DOWN gt as needed until set point value upper reading matches the value on PSIA Conversion Table nearest your barometric pressure and altitude Press lt CALIBRATE gt Press lt CONFIRM gt key to accept the new reading Press lt EXIT gt Remove jumper on J21 pins 1 2 CALIBRATION COMPLETE Effective 01 2002 Page 3 3 CHAPTER 3 CHECKOUT CALIBRATION AND MAINTENANCE CONTRAST ADJUSTMENT OT 00 Ne Plug the ECO Xtreme Recycling Charge Station into a 115VAC outlet And turn the unit On Press the lt UP gt key until the Setup menu is selected press the lt ENTER gt key Press the lt UP gt arrow until the LCD screen appears Press lt
Download Pdf Manuals
Related Search