Specifications

00218012 Revision B (KAK) 7 August, 2000
10
Multiplex Company, Inc.
Fountain Troubleshooting Guide
Troubleshooting Guide
WARNING: Inspection, testing, and repair of elec-
trical equipment should be performed only by
qualified service personnel. The unit should be
unplugged when servicing, except when electri-
cal tests are required.
DANGER: Use extreme care during electrical cir-
cuit tests. Live circuits may be exposed.
Section 2: Carbonated Water System (continued)
Qualifier Probable Cause Corrective Action
No carbonated water at any of the dispensing valves (continued)
CO2 gas is present at
Dispensing Valves but
no water.
(continued)
Carbonator Pump worn
(Brass pump).
Motor defective.
Carbonator Pump frozen.
Dispense Carbonated Water while listening for
carbonator pump and motor to cycle on at
Refrigeration Unit. Pumps should operate be-
tween 6 to 12seconds before cycling off. If
operating time exceeds 30seconds, carbonator
Pumps is worn, replace Pump.
If Motor will not operate, verify voltage across
Motor Terminals with voltmeter. If voltage reads
110 to 120 VAC, the Motor or Pump is defec-
tive. Loosen the Coupling Clamp with a flat-
blade screwdriver and disengage Pump from
Motor. If Motor still will not operate with Pump
disengaged, Motor is defective. Replace.
Loosen the Coupling Clamp with a flat-blade
screwdriver and disengage Pump from Motor.
By hand, turn the Coupling Key in back of Pump.
If pump shaft will not spin freely, Pump is de-
fective and must be replaced.