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Grindmaster RAPS-430 manual

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Table of contents for the manual

  • Page 1

    ICB-400, ICB-300, P-430, P-330, RAP-430, RAP-330, RAPS-430, RAPS-330 OPER ATIONS MANUAL INS TALLATION WARNING: ELECTRIC SHOCK HAZARD! Installation of this appliance should be performed by qualified service personnel onl y . Improper installation could result in electrocution. SET-UP AND POSITIONING OF BREWER • Remove the brewer from packaging mat[...]

  • Page 2

    AMERICAN ME TAL WARE ® BREWERS INITIAL START-UP (cont’d) Once the appropriate selection is made, press the S TART switch on the touchpad to begin dispensing water through the sprayhead. Brew at least 1 batch for each timer setting. Check the level in the container to be sure the brew volume is correct. Remember that when using coffee, the level [...]

  • Page 3

    AMERICAN ME TAL WARE ® BREWERS TEMPER ATURE AND BREW TIMING CONTROLS (Refer to Figure C) Temperature and brew timing are set by the dial and keypad located on the main controller. This controller is positioned inside the brewer housing and is accessed by removing the screws which fasten the access panel to the brewer. The controller stores 6 indep[...]

  • Page 4

    STANDARD FE ATURES Three options are available on this equipment; these options are available independently of each other. The features are described below: Pre-infusion: This option enables the brewer to wet the grounds and then have a dwell period before the brew cycle is completed. This option causes the brew valve to open for a period of time, [...]

  • Page 5

    BY PASS ADJUSTMENT (Refer to Figure D) The bypass valve adjusts the amount of water that bypasses coffee grounds and dilutes the final brew. The factory setting is no bypass. Bitter coffee results when the amount of ground coffee is too small. Therefore, if coffee is too strong, it is better to adjust the bypass rate instead of reducing the amount [...]

  • Page 6

    AMERICAN ME TAL WARE ® BREWERS TROUBLESHOOTING GUIDE Problem Possible Cause Solution ERROR MESSAGE FILLING PROBLEMS • Check system for water leaks. Correct any leaks and reset controller. • Thermistor failure or loose connections in thermistor circuit. • Fill valve not sealing properl y. • Fill valve installed backwards. • High electrode[...]

  • Page 7

    HE ATING PROBLEMS Tank does not heat • No electrical power to equipment. • No power to control board. • High electrode coated with lime or fault y. • Connection from control board to tank body fault y. • Connections from control board to heater relay fault y. • Check for proper voltage at terminal block. Check circuit breaker on supply [...]

  • Page 8

    AMERICAN ME TAL WARE ® BREWERS TROUBLESHOOTING GUIDE (cont’d) • Contactor fault y. • Heater fault y. • Control board is fault y . • Heater fault y. Tank does not heat (cont’d) Brew recovery time is very long Brew volume too large or too small • Ensure that coil on heater relay is energized by ensuring that there is 12 Vac between the[...]

  • Page 9

    P roblem Possible Cause Solution • Brew valve fault y. • Touchpad fault y. • Controller fault y. • Check to see if there is 120 Vac across brew valve terminal. If there is 120 Vac across terminals and brew valve is not open,replace valve. • Check to see that touchpad connections to control board are secure. If connections are secure, othe[...]

  • Page 10

    AMERICAN ME TAL WARE ® BREWERS P-430, P-330, ICB-400, ICB-300 Part # A515027 A530-051 A531-072 A531-073 A535-071 A535-059 A536-018 A537-129 A537-154 A554-101 A712-066 A712-170 A712-174 DESCRIPTION Rela y , 12V d.c. Coil Controller Rela y , Powe r, 115V Coil Switch, Red Stop Element, Heating 6.6kw 240 Vac Element, Heating 6.6kw 240 Vac Probe, Therm[...]

  • Page 11

    AMERICAN ME TAL WARE ® BREWERS NOTES Page 11[...]

  • Page 12

    WARRANTY For Models ICB-400, ICB-300, P-430, P-330 RAP-430, RAP-330, RAPS-430, RAPS-330 EFFECTIVE OCTOBER 1, 1998 GENERAL WARRANTY INFORM ATION Grindmaster Corporation maintains the highest standard of quality control in the manufacturing of American Metal Ware products. We use the finest components and materials, and employ quality engineering sta[...]