37
Installation and Operation Manual
SystemsSystems
2001 and 2002
System returns to standby mode Insufficient power supply. Inspect and correct power and ground
while pumping or
HYPRO
appears connections, and wiring.
momentarily while pumping.
Current resistance in wiring circuits. Make sure 8 AWG (minimum) wire is used
for connection to battery terminal.
LO.CON
appears on display. Concentrate level in tank is low. Fill concentrate tank.
Low tank level sensor or wiring is inoperative. Repair or replace defective components.
ERR.SU
on power up. Set up parameter memory is not functioning. Contact HYPRO for replacement. (NOTE: This unit
will continue to operate using factory set up
values.)
Display shows “?” for flow. Flowmeter is sensing water flow, but the flow Check flowmeter.
rate is too low for precise proportioning.
CAL/INJECT valve is leaking Valve seat is loose. Remove hose and fitting from inject port
of valve and tighten seat using
3
/
8
inch hex wrench.
Reconnect fitting and hose.
System cannot be calibrated Calibration values selected are out of range Perform system reset as described in
of system or setup memory is full. Calibration Section.
Symptom Probable Cause(s) Corrective Action
TROUBLESHOOTING GUIDE (Cont'd.)
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