lancer 4400 Series, Operation Manual

Page: 23 / 48

OPERATIONS AND SERVICE MANUAL PN 28-0255/11
23
TROUBLE CAUSE REMEDY
4.13 Insufficient syrup flow. A. Insufficient CO2 pressure to
BIB pumps.
B. Shutoff on mounting block not
fully open.
C. Foreign debris in syrup flow
control.
D. Defective BIB pump.
E. Defective LFCV module.
A. Adjust CO2 pressure to BIB pumps
to 80 PSI (minimum 70 PSI).
Do not exceed manufacturer’s
recommendations.
B. Open shutoff fully.
C. Remove syrup flow control from
valve and clean out any foreign
material to ensure smooth spool
movement.
D. Replace pump.
E. Replace module.
4.14 Erratic ratio. A. Incoming water and/or syrup
supply not at minimum flowing
pressure.
B. Foreign debris in water and/or
syrup flow control.
C. CO2 regulator malfunction.
A. Check pressure and adjust.
B. Remove flow control from suspected
valve and clean out any foreign
material to ensure smooth spool
movement.
C. Repair or replace CO2 regulator.
4.15 Water only dispensed,
no syrup. Or syrup only
dispensed, no water.
A. Syrup BIB empty.
B. Water or syrup shutoff on
mounting block not fully open.
C. Improper or inadequate water
or syrup supply.
D. CO2 pressure to syrup pump
too low.
E. Stalled or inoperative BIB
pump.
F. Kinked line.
G. CO2 regulator malfunction.
H. Defective LFCV module.
A. Replace syrup BIB as required.
B. Open shutoff completely.
C. Remove valve from mounting block
and open shutoffs slightly. Check
water and syrup supply. If no supply,
check dispenser for other problems.
Ensure BIB connection is engaged.
D. Check the CO2 pressure to the
pump to ensure it is between 70-80
PSI.
E. Check CO2 pressure and/or
replace pump.
F. Remove kink or replace line.
G. Repair or replace CO2
regulator as required.
H. Replace module.
CONTINUED ON NEXT PAGE