American Dish Service AFB Service Manual

Effective Date: May, 2008SERVICE MANUAL900 Blake StreetEdwardsville, Kansas 66111(913)-422-3700© 05/08 American Dish ServiceADS UPRIGHT DIS

SanitizerSanitizer should b 6% solution of sodium hypochlorite. The initial setting is 5cc and this should be checked regularly with a Chlorine Test

5.0 PREVENTIVE MAINTENANCE Machine should be inspected approximately once a month. The following steps will help to eliminate costly repair bills. 1

6.0 TROUBLESHOOTING Scope – This section should be used to isolate problems if the machine malfunctions. The following charts will diagnose most pro

IMPORTANT:American Dish Service provides this information as a service to our customers.Keep all instructions for future reference. Although ADS will

CONTENTS1.02.03.04.05.06.07.08.09.0 10.0 GENERALOPERATOR PROCEDURES INSTALLATIONCHEMICALS PREVENTIVE MAINTENANCE TROUBLESHOOTINGREPAIR PROCEDURES

1.0 GENERAL The ADS Dishmachine is a manually loaded chemical sanitizing dish washing machine intended for use in restaurants or other food service f

7.0 REPAIR PROCEDURES Repair procedures are organized around the major sub-assemblies of the machine. Most common procedures are included. In addit

7.1.1 Door Guide Adjustment 1. Remove door (1) from machine and thoroughly clean all sliding surfaces using steel wool if necessary. 2. Check door

7.2.1 Pressure Check 1. Install special pressure fitting on one end of lower spray arm (1) and attach pressure gauge which reads 0 – 20 PSI.

2.0 OPERATOR PROCEDURES Daily Start-Up The following procedure should be followed at the beginning of each shift: 1. Inspect spray arms, drain scree

7.3.1 Gasket Replacement 1. Drain water from machine and open drain cock (2) on pump housing (3). 2. Place Master Switch in “off” position and remo

7.3.3 Motor / Seal Replacement 1. Drain water from machine and open drain cock on pump housing (3). 2. Place Master Switch in “off” position and re

7.3.4 Capacitor Replacement 1. Remove screws (9) holding capacitor housing (10) to motor. 2. Disconnect wires from old capacitor. 3. Connect new c

After Each Meal: 1. Drain the machine to clean. Remove End Plugs to clean upper and lower spray arms. If spray jets are clogged, use a to

7.4.1 Timer & Switches The timer (1) consists of a drive motor and six cams. These cams open and close six corresponding switches (6) which in t

Adjustment of the left side of each cam will determine the length of time that the solenoid valve is open or the chemical pump operates and, thus, con

7.4.4 Anti-Vapor-Lock Modification This modification should be implemented when water temperature is in excess of 160° F (71° C) then vapor lock is u

7.4.8 Master Switch (12) Replacement – Models With Front Mount Control Box 1. Remove suction and discharge tubes from chemical pump in front of swit

7.4.11 Replace Chemical Pump Tube (Squeeze Tube) 1. Remove suction and discharge tubes. 2. Remove four screws holding cover (13). 3. Remove chemic

7.5 FRESH WATER PLUMBING (65-XXXX) Fresh water is introduced through a fitting in the wash pump intake where it is pumped through the spray arms for

3.0 INSTALLATION See Installation Manual

7.5.1 Clean / Replace Strainer Screen 1. Shut off water. 2. Remove strainer cap (4). 3. Remove screen and inspect. 4. Slightly open shut-off valv

7.5.4 Replace Solenoid Valve Coil 1. Remove screw (1) on top of solenoid coil housing. 2. Remove coil. 3. Install coil on valve body and replace s

7.6.1 Cleaning the Sump Screen 1. Remove and clean screen (21) in accordance with Daily Maintenance Procedure, Section 2.2. 2. Inspect for lime bui

7.6.5 Replace Thermometer (Model A & 5 Series) 1. Remove old thermometer (11) from sump using open end wrench. 2. Install new thermometer. Sea

7.6.8 Repair Linkage (Model W Series Prior to 1982) 1. Inspect linkage for binding and damage. 2. Remove stopper rod. 3. Remove screw connecting l

7.6.11 Drain Ball Adjustment (Model W and ET Series 1982 and Newer) 1. Unscrew wingnut (4) and remove drain tube assembly (6) from drain rod (9). 2.

3.1 START-UP Perform the following start-up procedure. This should be done by a qualified service representative: 1. Check voltage rating on namepl

7.7.1 Spring Adjustment 1. Turn nut (12) to increase or decrease tension. Insure that both springs are adjusted evenly on pass thru models. 2

9.0 SERVICE BULLETIN Cautions on Inside Sump Drain Systems (ET-AF, AFW & AFWC) A. Unscrew wing nut and remove drain tube assembly from dra

LUBRICATION The door arm pivots or support brackets have a half round saddle that the door arm handle rotates on. This area is lubricated during manuf

BURPWIRETo wire an ADS batch-type machine for a burp cycle, the following procedures have been prepared: On the top terminal of the sanitizer micro-sw

American Dish ServiceManufacturer of low and high temperature Commercial Dishwashers and Glasswashers900 Blake StreetEdwardsville, Kansas 66111Ph:(91

4.0 CHEMICALS All ADS machines require detergent and sanitizer for proper operation. A rinse-aid may be used if desired. Selection of the proper che